Information Last Ob Photographs Meteogram Network Table Neighbors Monthly Summaries Observation History Wind Roses Custom Wind Roses Data Calendar Satellite Cloud Product Download Terminal Aerodome Forecast

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station (USC00363028) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

YearJanFebMarAprMayJunJulAugSepOctNovDec
19680.000.000.000.000.000.000.000.000.000.000.000.00
19690.000.000.000.000.000.000.000.000.000.000.000.00
19700.000.000.000.000.000.000.000.000.000.000.000.00
19710.000.000.000.000.000.000.000.000.000.000.000.00
19720.000.000.000.000.000.000.000.000.000.000.000.00
19730.000.000.000.000.000.000.000.000.000.000.000.00
19740.000.000.000.000.000.000.000.000.000.000.000.00
19750.000.000.000.000.000.000.000.000.000.000.000.00
19760.000.000.000.000.000.000.000.000.000.000.000.00
19770.000.000.000.000.000.000.000.000.000.000.000.00
19780.000.000.000.000.000.000.000.000.000.000.000.00
19790.000.000.000.000.000.000.000.000.000.000.000.00
19800.000.000.000.000.000.000.000.000.000.000.000.00
19810.000.000.000.000.000.000.000.000.000.000.000.00
19820.000.000.000.000.000.000.000.000.000.000.000.00
19830.000.000.000.000.000.000.000.000.000.000.000.00
19840.000.000.000.000.000.000.000.000.000.000.000.00
19850.000.000.000.000.000.000.000.000.000.000.000.00
19860.000.000.000.000.000.000.000.000.000.000.000.00
19870.000.000.000.000.000.000.000.000.000.000.000.00
19880.000.000.000.000.000.000.000.000.000.000.000.00
19890.000.000.000.000.000.000.000.000.000.000.000.00
19900.000.000.000.000.000.000.000.000.000.000.000.00
19910.000.000.000.000.000.050.040.280.600.000.000.00
19920.000.000.000.000.000.000.000.000.000.000.000.00
19930.000.000.000.000.000.110.000.000.000.000.000.00
19940.000.000.000.000.000.000.000.000.000.000.000.00
19950.000.000.000.000.000.000.000.000.000.000.000.00
19960.000.000.000.000.000.001.200.383.061.141.951.36
19970.500.573.232.643.0711.040.912.5822.022.8957.7611.16
19983.131.8133.0113.682.237.435.222.541.509.5210.960.85
19991.636.690.542.832.671.732.732.721.481.392.812.19
20000.780.901.093.764.507.420.830.000.000.000.000.00
20010.000.000.000.000.000.000.0015.001.875.512.921.82
20020.833.092.814.977.432.353.054.171.812.341.263.06
20030.359.6110.212.023.9811.1614.7312.132.8511.4811.780.76
20049.9219.981.491.173.6910.957.852.804.720.920.680.91
20051.5513.1410.241.7310.3610.4410.642.892.338.270.020.05
20069.5919.8510.701.511.282.356.384.853.342.220.651.41
20073.080.221.791.672.421.860.903.100.811.981.061.80
20080.772.152.421.521.453.197.212.341.471.570.000.06
20091.372.263.633.004.483.046.663.901.763.440.892.48
20101.640.160.991.705.583.243.883.233.232.814.390.95
20110.754.074.407.995.942.202.995.335.493.052.502.87
20122.082.013.011.092.183.083.492.182.623.810.654.42
20131.531.271.214.401.515.742.874.501.933.212.682.34
20141.680.821.844.563.529.306.945.332.794.711.571.81
20152.010.662.084.144.955.633.453.363.384.261.603.63
20160.672.162.472.772.765.745.434.465.507.791.591.77
20173.581.462.742.444.055.534.322.640.003.555.721.84
20183.214.553.653.733.957.163.402.037.172.422.962.76
20192.183.133.024.794.919.395.583.792.615.911.282.96
20203.043.065.104.212.421.652.623.331.794.123.582.13
20211.161.341.782.433.483.736.765.092.604.811.392.69
20222.184.664.843.985.103.144.782.364.152.285.711.83
20235.192.114.672.251.493.745.023.381.663.062.132.47
20244.292.075.327.343.922.562.146.024.451.620.95M
NCEI Climatology3.272.773.364.154.004.865.324.243.943.763.413.36

Average Wind Speed [MPH]

YearJanFebMarAprMayJunJulAugSepOctNovDec
19688.211.613.912.611.89.38.27.26.610.011.012.0
196913.111.713.39.69.08.16.85.57.310.510.611.9
197011.013.010.610.79.47.05.75.06.96.310.610.8
197112.312.29.611.110.37.77.07.77.47.910.710.9
197211.99.810.711.08.58.48.08.29.79.910.610.6
197312.410.411.410.210.68.67.53.97.48.612.011.0
197410.212.111.212.112.09.27.24.97.98.710.510.2
197510.29.110.89.67.07.65.45.97.98.69.410.0
197610.713.012.710.611.18.18.36.68.110.011.111.6
197711.311.311.410.08.58.58.27.88.09.410.210.5
197810.56.29.29.97.97.87.35.88.18.98.310.7
19799.88.79.29.16.27.46.07.46.58.99.911.0
198010.19.810.38.98.47.26.16.06.69.210.19.1
19818.810.310.710.98.58.56.36.07.69.19.09.6
198211.39.410.111.27.06.16.45.66.17.010.910.0
19839.97.59.810.89.66.97.95.57.18.99.610.6
19849.910.010.59.59.99.16.74.37.45.79.910.3
198511.411.111.89.89.08.97.05.96.39.511.111.7
198611.19.710.69.58.78.77.47.07.58.39.08.9
198710.09.59.810.38.68.06.87.25.68.511.310.8
198811.011.210.310.68.89.26.66.67.49.610.911.3
198911.710.210.59.49.77.25.06.87.19.712.410.1
199012.311.710.810.311.49.89.36.18.39.911.011.8
199110.711.711.610.89.66.66.66.87.06.38.68.4
19928.97.98.37.97.45.76.25.27.17.59.09.2
19938.28.28.28.06.96.45.72.66.37.58.07.7
19948.18.87.98.37.25.65.45.15.25.39.26.5
19958.28.66.48.17.25.45.45.15.08.38.68.2
19969.28.47.68.97.65.95.43.15.76.76.78.4
199710.58.98.97.18.95.74.94.45.15.95.45.6
19985.65.16.85.04.64.74.74.65.16.25.85.1
19997.95.05.36.96.15.04.53.64.24.95.75.0
20004.57.48.16.96.96.34.85.06.45.47.88.3
20017.78.77.57.16.94.85.54.75.58.87.68.3
20028.89.19.37.76.83.55.35.34.65.98.37.8
20038.18.27.58.08.05.65.63.95.96.58.38.6
20047.77.18.07.86.66.15.55.05.36.67.29.3
20057.87.07.58.36.46.05.04.95.25.710.79.0
20069.69.56.87.66.75.66.05.06.78.56.49.4
20079.59.19.09.45.95.45.74.64.87.07.47.9
20089.87.78.57.97.17.35.85.55.26.88.010.4
20096.77.98.19.66.95.45.75.66.07.57.49.0
20108.87.56.87.77.46.65.04.96.67.27.78.8
20118.09.48.99.97.36.75.25.26.06.68.97.3
20129.58.28.27.55.96.45.24.75.67.76.18.1
20138.98.47.59.28.36.15.34.35.27.39.49.1
201410.17.28.69.87.06.16.15.65.88.09.68.3
20158.77.77.68.66.76.95.55.45.68.08.88.4
20169.59.18.77.56.26.05.25.45.66.67.49.0
20178.48.78.87.98.07.05.75.34.57.37.97.9
20189.38.48.28.26.66.15.56.16.37.58.67.7
20198.99.18.28.16.86.44.85.05.47.37.38.0
20208.17.78.18.08.16.04.85.35.76.78.48.6
20217.47.98.77.45.76.15.04.46.76.57.58.2
20228.19.48.77.86.85.55.85.05.57.38.48.6
20237.18.98.77.55.65.64.75.24.45.97.47.1
20248.27.18.17.55.95.84.84.65.45.18.3M
NCEI ClimatologyMMMMMMMMMMMM

Average Daily High Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
196826.1026.3246.3559.6359.7174.3178.7176.2671.5758.5744.7430.14
196928.9732.1138.6858.6668.3073.5277.0379.0468.9758.2641.8729.71
197021.7129.8236.7457.9370.3274.0378.1977.5272.3159.6148.0435.12
197127.7531.4636.5251.5364.0377.8776.3577.3973.1766.0644.9741.28
197233.9228.7539.0054.0368.9468.1076.9077.1669.1752.4840.2036.24
197333.1133.7050.7453.0458.8876.2978.1179.3169.8661.3846.8533.43
197435.7230.3541.1353.9662.6070.9578.5276.3463.9655.4546.2133.58
197532.7932.4639.2948.7270.9674.5079.8376.4563.8760.5352.7233.63
197625.1739.9048.6857.2762.5576.7375.0374.3367.1451.8737.3427.70
197715.4029.4149.1958.6774.2371.6080.2075.4270.3755.5546.9731.17
197823.2624.4337.5853.9765.4273.9776.5278.1972.6055.9447.0734.76
197923.2723.0048.0352.0365.8174.6078.3075.6770.6055.0647.1737.63
198029.6527.7240.2955.3069.2972.7079.7779.4571.9353.5541.5730.97
198123.6135.5740.3258.1066.6576.4078.4876.8766.4355.9445.6731.48
198223.4229.9641.4553.2774.0371.1380.4273.8769.1361.0348.3141.30
198331.7137.7945.8451.9363.2377.8380.2180.3273.3758.8446.5027.06
198425.2640.9036.1356.7364.4579.9378.1978.7768.3064.4544.7341.26
198523.7131.3645.6862.3371.2672.4878.1677.1374.4061.0349.3028.71
198630.6832.2946.5559.9769.5575.1779.6576.3972.0059.6843.5034.77
198730.6536.2548.2358.5372.5579.6083.4576.8469.7053.5848.8036.79
198829.8731.6245.3255.3370.1077.5386.6582.1069.7051.2948.2735.13
198937.8730.6446.6554.3363.6875.1381.1978.3270.5061.0644.1722.74
199038.6840.1448.5857.3363.8774.8778.3577.1669.1761.0051.2739.94
199131.1036.5046.0057.8374.2975.7278.0082.1070.4360.1644.4637.36
199232.5234.6838.8354.4164.5971.4875.3272.9068.3154.9444.2335.32
199334.5830.1839.9755.8767.9373.4079.8178.6165.4356.6844.6233.23
199423.5831.5238.6859.4762.1676.5378.2373.2967.4357.6850.7040.74
199534.2630.6847.2352.4064.8776.2078.7481.6169.0061.6139.8328.61
199629.9032.3139.1055.3763.4575.1774.7476.1767.3058.9739.0338.74
199731.6138.7144.3253.4359.3575.3077.8474.3968.5358.0040.4035.10
199838.8142.6844.9757.5772.2970.5679.0680.5574.5758.9748.4741.65
199933.5838.3641.0359.5671.0376.3382.5575.2971.8358.9751.7037.48
200031.5739.0251.1155.5768.9174.2775.1973.9169.5761.6142.8026.94
200131.2637.1737.9061.4067.8175.5178.0280.5168.7360.4555.2140.90
200242.6044.9150.7864.1069.2579.5182.8880.3375.2555.7743.0233.01
200326.1528.8247.3960.0464.2171.2577.1277.9568.2157.2751.6436.42
200424.5534.7445.7156.5072.2672.9975.8474.5473.0559.0249.7436.87
200533.9435.9838.1159.9163.9780.1282.4480.4274.7359.5350.8430.35
200642.1034.1242.8060.5666.1473.2879.8577.7566.2055.4650.5442.22
200736.5324.7946.8151.9273.2378.5679.0979.0374.9666.4945.3836.24
200834.8532.8140.0162.5463.4775.9280.1976.3673.2258.3644.1236.99
200924.7435.7948.1459.0668.8773.4674.2777.6469.8655.5752.4034.03
201028.7529.7550.5064.2270.0976.7682.9879.7071.0458.7649.2828.17
201126.6635.6042.0256.6069.6376.6485.1978.3970.2357.8453.7240.52
201236.9941.0058.0157.2074.8577.2483.1078.9770.0458.8345.2041.00
201335.4331.3637.3458.7671.2574.8480.1477.0670.8862.4843.2835.37
201427.1228.2740.1358.7668.9377.0075.9576.9471.3659.7542.6837.98
201528.2322.3639.9058.2273.4673.9479.7378.3975.4459.4653.9646.98
201632.0638.2153.0856.7868.5277.1281.5982.0575.8662.3152.3434.44
201737.2344.6642.3964.0465.2176.5279.8577.1272.1763.8547.0428.67
201831.4842.8638.9051.2775.5873.9780.7180.1972.6958.0339.4736.85
201931.9438.1442.4659.2770.0074.6381.4277.5275.3062.9742.0040.13
202039.0337.5950.6553.7765.2878.2784.8480.2371.3759.1352.8736.58
202133.3233.1853.2958.7366.1978.3777.0581.0672.8365.1046.0743.61
202228.7737.7548.4555.2370.5576.7380.8179.3970.5759.6850.2736.10
202338.2246.1143.9762.1068.9774.5080.1676.6572.1060.4248.0744.57
202434.4344.1450.1660.7771.9777.6381.7178.2673.8164.2957.07M
NCEI Climatology33.7036.4245.6059.7070.9178.7082.7081.2174.2061.4149.0038.10

Average Daily Low Temperature [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
196816.6115.1134.7448.2349.3262.5267.8464.5258.2746.6338.5224.36
196921.2922.8629.1947.9357.6761.1765.8068.3659.1746.7135.0322.61
197014.0619.2926.7043.8354.3261.6966.3964.8161.2149.8441.8128.58
197122.3523.5026.8738.8052.3964.8363.3262.3960.7052.1935.7933.00
197225.5421.0031.0041.8358.1959.4367.4864.3258.7042.4234.6730.38
197323.0024.2240.0443.0049.6864.2565.6365.3556.8647.3839.1127.87
197426.5521.3831.1043.7650.9257.4566.3563.7252.2141.6937.2927.73
197524.8324.9228.6736.2156.4363.2366.3065.1352.8045.9742.9326.30
197615.6628.1035.3944.3049.8763.1363.3158.9053.0040.4826.4816.13
19776.4018.8133.4543.4355.1955.0765.2761.3958.4041.8438.2321.53
197814.6110.6423.9438.6050.7157.2760.7162.7756.3340.6835.1424.38
197914.6311.4332.8738.2749.0657.4762.5061.3755.9042.9736.2427.47
198020.7417.4827.5539.7751.3254.7063.0365.5855.3739.4531.2320.87
198113.5822.9327.8140.7049.1358.5761.9459.3952.6039.7433.3323.19
198211.8718.2526.5534.2353.6854.5061.2955.9454.3743.2638.1731.53
198323.0325.5731.5238.8747.4261.0764.5963.7754.3344.8436.7018.55
198415.6528.4523.2642.3349.6161.3362.0063.4852.9049.5231.7031.06
198515.4219.0729.8144.7350.6153.9360.3259.5254.4344.3239.0319.61
198619.1322.3629.6841.3751.9056.6763.2657.5255.5043.7731.8026.06
198720.6820.4629.0041.1752.6860.4065.5560.2954.6738.0036.6028.10
198817.1918.7227.8737.6350.0055.4764.3563.2951.6338.4235.6022.23
198925.1018.6827.9736.0348.8158.5063.5259.1053.4743.1331.1711.87
199028.5226.2531.8440.9746.8758.0062.1659.4854.2344.9736.5728.90
199121.0325.8932.4542.4755.3960.4060.2361.2954.2045.9634.6426.46
199222.0325.0027.4339.2147.8653.2660.5855.1653.1038.9435.2025.42
199323.9015.2525.6137.4045.6053.1759.7758.0649.8338.4232.6621.52
199410.0317.9627.5239.0342.1656.2761.4856.7150.5740.2936.4327.32
199522.1013.9328.3933.3046.6157.9061.4861.9748.1743.3528.2718.58
199615.2317.9320.4534.2745.8158.3056.5857.2152.6740.1928.0726.65
199715.6124.0726.9033.0341.3955.8757.9455.8450.9739.7030.9026.55
199828.2628.9331.1337.8052.4553.6857.5859.1952.9742.0034.2027.71
199916.8723.1823.0038.7847.4555.7062.3556.7751.0339.5835.1325.06
200017.9023.9031.4536.9349.6557.3055.7156.6849.6342.1030.8713.97
200119.7722.9824.8737.9847.1054.7656.4160.0147.8742.8836.9127.92
200227.3024.2628.3139.1043.9656.9560.5558.7553.1539.6132.5721.46
200312.4613.9626.0637.7745.8553.9458.0959.9350.9337.8135.8723.97
200411.3517.8531.1038.7050.5554.0259.4856.2553.2241.3534.1822.80
200519.1920.6923.2736.6941.9758.1860.9760.4852.9044.5333.5419.69
200627.9420.6927.3538.8446.3453.7262.4859.8151.6239.4935.3028.23
200721.7810.2728.3435.0046.9853.9655.9860.3951.3847.2730.5024.05
200820.5016.7924.5738.6642.2256.7860.0555.4651.3236.9930.9220.91
200910.5218.8926.5437.6446.1153.4856.0458.8352.0439.3236.1420.97
201017.0817.4730.0839.5649.0156.8460.2859.4851.3741.0030.9818.82
201114.8118.8225.7038.5450.3555.4661.7358.0154.1841.2335.7827.86
201221.6627.8037.2834.7652.2655.0462.8356.7950.4242.1028.9429.52
201322.2517.9225.5036.3248.3256.2460.9756.6848.9243.3828.1023.00
20149.9911.7518.3036.5647.9756.7856.4555.9849.8242.8628.4027.65
201512.323.6521.0837.4650.9956.2457.8456.2154.9840.9435.4833.45
201616.3220.8932.9333.6246.6354.9259.9961.6754.1443.0333.2622.71
201724.1626.2826.6642.5046.0555.1059.9355.5252.2545.2129.7117.21
201813.9724.2122.4831.1054.2356.8059.8761.9057.9743.0028.5026.14
201914.9421.1123.6438.6749.0354.5061.4857.8453.9742.2326.5025.48
202024.4222.7632.6133.8345.8354.9362.6858.2649.7742.2934.8325.52
202123.0317.2128.6536.8744.5858.2359.7961.7452.9348.9029.6329.45
202212.2918.3927.9435.4348.7754.2759.6158.5253.3637.8732.9323.52
202328.1624.3226.9939.8643.3252.8060.1358.2653.0744.7430.1732.93
202422.3224.5231.6540.7751.1956.4759.6858.9053.7340.3239.60M
NCEI Climatology18.2918.7825.4035.2046.1155.5059.6158.3051.7140.8131.7124.30

Average Daily Temperature (high+low)/2 [F]

YearJanFebMarAprMayJunJulAugSepOctNovDec
196821.3520.7140.5553.9354.5268.4173.2770.3964.9252.6041.6327.25
196925.1327.4833.9453.2962.9867.3471.4273.7064.0752.4838.4526.16
197017.8924.5531.7250.8862.3267.8672.2971.1666.7654.7344.9331.85
197125.0527.4831.6945.1758.2171.3569.8469.8966.9359.1340.3837.14
197229.7324.8835.0047.9363.5663.7772.1970.7463.9347.4537.4333.31
197328.0528.9645.3948.0254.2870.2771.8772.3363.3654.3842.9830.65
197431.1425.8736.1248.8656.7664.2072.4370.0358.0948.5741.7530.65
197528.8128.6933.9842.4763.7068.8773.0770.7958.3353.2547.8329.97
197620.4134.0042.0350.7856.2169.9369.1766.6260.0746.1831.9121.92
197710.9024.1141.3251.0564.7163.3372.7368.4064.3848.6942.6026.35
197818.9417.5430.7646.2858.0665.6268.6170.4864.4748.3141.1129.57
197918.9517.2140.4545.1557.4466.0370.4068.5263.2549.0241.7132.55
198025.1922.6033.9247.5360.3163.7071.4072.5263.6546.5036.4025.92
198118.6029.2534.0649.4057.8967.4870.2168.1359.5247.8439.5027.34
198217.6524.1134.0043.7563.8562.8270.8564.9061.7552.1543.2436.42
198327.3731.6838.6845.4055.3269.4572.4072.0563.8551.8441.6022.81
198420.4534.6729.6949.5357.0370.6370.1071.1360.6056.9838.2236.16
198519.5625.2137.7453.5360.9463.2169.2468.3264.4252.6844.1724.16
198624.9027.3238.1150.6760.7365.9271.4566.9563.7551.7337.6530.42
198725.6628.3638.6149.8562.6170.0074.5068.5662.1845.7942.7032.45
198823.5325.1736.6046.4860.0566.5075.5072.6960.6744.8541.9328.68
198931.4824.6637.3145.1856.2466.8272.3568.7161.9852.1037.6717.31
199033.6033.2040.2149.1555.3766.4370.2668.3261.7052.9843.9234.42
199126.0631.2039.2350.1564.8468.0669.1171.6962.3253.0639.5531.91
199227.2729.8433.1346.8156.2262.3767.9564.0360.7146.9439.7230.37
199329.2422.7132.7946.6356.7763.2869.7968.3457.6347.5538.6427.37
199416.8124.7433.1049.2552.1666.4069.8565.0059.0048.9843.5734.03
199528.1822.3037.8142.8555.7467.0570.1171.7958.5952.4834.0523.60
199622.5625.1229.7744.8254.6366.7365.6666.6959.9849.5833.5532.69
199723.6131.3935.6143.2350.3765.5867.8965.1159.7548.8535.6530.82
199833.5335.8038.0547.6862.3762.1268.3269.8763.7750.4841.3334.68
199925.2330.7732.0249.1759.2466.0272.4566.0361.4349.2743.4231.27
200024.7331.4641.2846.2559.2865.7965.4565.2959.6051.8536.8320.45
200125.5230.0831.3949.6957.4565.1467.2170.2658.3051.6646.0634.41
200234.9534.5839.5551.6056.6168.2371.7269.5464.2047.6937.8027.24
200319.3121.3936.7348.9055.0362.6067.6068.9459.5747.5443.7630.20
200417.9526.3038.4047.6061.4063.5167.6665.3963.1450.1841.9629.84
200526.5628.3430.6948.3052.9769.1571.7070.4563.8252.0342.1925.02
200635.0227.4035.0849.7056.2463.5071.1668.7858.9147.4742.9235.22
200729.1517.5337.5743.4660.1066.2667.5469.7163.1756.8837.9430.14
200827.6724.8032.2950.6052.8566.3570.1265.9162.2747.6837.5228.95
200917.6327.3437.3448.3557.4963.4765.1568.2360.9547.4544.2727.50
201022.9123.6140.2951.8959.5566.8071.6369.5961.2049.8840.1323.49
201120.7427.2133.8647.5759.9966.0573.4668.2062.2049.5444.7534.19
201229.3334.4047.6545.9863.5666.1472.9667.8860.2350.4637.0735.26
201328.8424.6431.4247.5459.7865.5470.5566.8759.9052.9335.6929.18
201418.5620.0129.2147.6658.4566.8966.2066.4660.5951.3135.5432.81
201520.2713.0030.4947.8462.2265.0968.7867.3065.2150.2044.7240.22
201624.1929.5543.0045.2057.5866.0270.7971.8665.0052.6742.8028.57
201730.6935.4734.5353.2755.6365.8169.8966.3262.2154.5338.3722.94
201822.7333.5430.6941.1864.9065.3870.2971.0565.3350.5233.9831.50
201923.4429.6233.0548.9759.5264.5771.4567.6864.6352.6034.2532.81
202031.7330.1741.6343.8055.5566.6073.7669.2460.5750.7143.8531.05
202128.1825.2040.9747.8055.3968.3068.4271.4062.8857.0037.8536.53
202220.5328.0738.1945.3359.6665.5070.2168.9561.9648.7741.6029.81
202333.1935.2135.4850.9856.1563.6570.1567.4562.5852.5839.1238.75
202428.3834.3340.9050.7761.5867.0570.6968.5863.7752.3148.34M
NCEI Climatology26.0027.6035.5047.4558.5167.1071.1569.7562.9651.1140.3531.20

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

YearJanFebMarAprMayJunJulAugSepOctNovDec
196891.9%87.0%81.1%62.4%79.8%78.0%77.9%86.2%86.6%87.2%91.1%88.5%
196987.9%85.3%79.0%74.1%74.7%84.2%90.3%86.1%90.8%92.1%93.7%90.3%
197088.4%89.2%92.1%83.6%85.6%87.9%90.5%79.6%80.7%82.4%80.7%84.7%
197183.1%82.4%80.6%64.3%69.9%77.6%75.3%78.4%88.6%85.0%82.8%82.3%
197275.9%81.0%75.3%71.1%72.8%85.2%81.8%81.0%85.3%83.5%87.5%89.9%
197380.0%84.7%84.5%83.1%82.2%78.5%80.6%81.0%79.9%81.7%77.9%81.9%
197479.8%73.2%74.6%69.1%75.2%74.4%75.3%79.5%80.1%76.1%82.9%80.5%
197578.7%79.9%75.7%68.9%70.9%78.4%72.0%79.4%82.4%80.3%79.8%82.3%
197678.7%75.0%72.0%68.9%73.7%77.4%80.9%79.8%82.2%81.1%75.4%73.0%
197775.6%75.0%69.1%69.0%64.2%76.8%80.7%83.9%83.1%79.0%83.2%80.2%
197879.9%75.6%73.8%64.4%71.0%72.4%77.5%78.5%79.4%79.7%83.0%76.6%
197977.3%71.3%69.3%73.0%70.5%73.3%77.7%79.0%78.4%81.1%73.4%71.3%
198073.1%66.6%70.2%70.8%66.8%69.6%73.5%79.3%74.3%72.5%73.2%77.6%
198176.5%78.0%73.8%63.0%61.8%71.6%72.8%75.7%76.7%73.0%71.7%82.8%
198277.3%74.9%72.0%60.8%64.8%79.3%77.2%77.3%79.4%77.8%76.4%78.1%
198378.7%75.8%74.0%72.6%70.6%68.7%75.1%78.5%73.8%73.4%77.9%78.0%
198476.7%72.7%72.6%66.7%71.1%67.7%70.2%76.6%74.1%80.7%75.0%80.8%
198578.8%76.5%69.3%65.0%65.4%67.3%72.4%75.1%74.3%74.3%83.2%81.2%
198676.4%82.1%70.3%67.5%70.9%74.5%78.9%76.5%80.0%78.8%81.0%83.2%
198780.3%71.0%66.0%72.7%69.6%75.5%77.3%77.0%83.5%76.1%72.3%83.0%
198871.7%76.9%70.6%70.3%68.0%61.3%66.7%73.8%79.0%77.1%75.2%72.7%
198973.5%77.8%71.2%67.3%77.0%78.9%75.4%76.6%80.0%75.8%74.1%75.5%
199078.5%75.2%70.3%67.8%72.7%75.4%76.4%81.2%82.4%78.4%73.0%80.5%
199179.9%78.7%69.5%66.8%64.1%64.8%64.3%70.6%64.8%63.5%66.5%68.4%
199269.8%68.7%66.7%66.6%66.3%63.1%73.9%72.0%71.6%68.4%74.8%73.7%
199372.3%67.1%69.4%57.1%57.9%70.8%71.3%70.3%73.3%66.2%70.2%73.9%
199474.4%63.6%66.7%54.1%58.5%66.3%70.4%70.4%68.1%60.6%56.7%61.6%
199563.2%59.5%54.8%59.5%64.2%75.6%76.3%73.1%67.7%69.7%77.0%77.5%
199676.3%73.7%64.8%64.2%67.0%75.3%73.7%79.3%83.4%72.2%76.0%80.8%
199775.9%73.1%69.1%57.5%64.0%68.9%72.1%76.2%77.7%73.9%80.2%79.4%
199880.1%72.5%72.4%60.7%69.8%74.3%70.5%70.9%72.6%74.8%72.4%76.7%
199983.0%72.6%65.0%62.8%60.8%70.4%74.1%78.1%74.4%70.3%70.9%75.6%
200074.5%74.1%63.0%67.1%70.3%77.7%75.8%81.3%77.5%72.5%75.0%80.5%
200180.5%71.7%73.5%63.9%65.5%74.7%71.8%76.6%78.2%70.8%70.1%77.8%
200269.4%59.9%61.0%62.5%61.4%70.9%71.8%75.9%77.8%81.9%78.3%78.9%
200378.4%75.1%69.3%60.3%75.1%77.0%80.9%84.4%85.3%74.6%74.9%78.0%
200479.1%70.6%79.8%70.6%82.4%83.2%86.6%82.9%81.0%78.9%75.9%80.8%
200580.4%77.0%77.2%58.6%66.3%74.1%76.7%73.5%73.8%81.6%68.5%78.1%
200674.2%71.6%66.9%59.4%66.4%73.2%78.1%76.9%82.3%75.8%72.0%72.5%
200779.7%74.2%65.0%69.8%57.8%68.6%68.8%77.9%75.1%73.3%78.1%81.2%
200874.1%81.3%74.2%60.2%67.2%76.5%75.0%74.8%77.6%72.2%76.3%76.1%
200978.6%75.0%64.2%59.5%63.0%75.8%76.5%79.8%79.9%76.5%70.5%76.3%
201078.5%78.0%62.9%54.1%68.9%76.7%73.3%75.5%73.7%71.5%70.3%78.4%
201177.1%69.9%71.8%74.3%71.3%70.7%70.2%78.7%83.7%80.6%71.1%79.6%
201276.0%74.4%66.5%59.5%68.6%70.0%74.2%74.7%77.4%76.7%69.0%81.1%
201375.5%75.8%71.8%61.3%61.8%75.3%78.1%75.1%75.9%73.0%67.3%73.6%
201470.9%70.0%61.4%58.1%63.3%72.4%73.6%75.0%75.5%73.2%67.4%75.9%
201570.7%67.4%66.3%61.3%63.5%76.4%70.2%72.3%75.5%71.4%65.6%78.2%
201667.1%67.9%63.4%59.0%62.4%64.9%71.2%75.1%73.7%75.7%67.2%72.7%
201775.4%65.8%64.6%61.7%67.4%69.8%74.1%72.6%79.2%77.3%73.5%78.4%
201876.9%77.5%72.4%69.4%70.5%79.9%76.8%82.0%86.2%82.5%82.7%81.5%
201979.7%78.0%67.0%70.4%77.2%75.9%80.0%80.0%79.6%79.4%76.8%82.2%
202080.8%77.2%75.1%67.8%69.7%71.4%75.0%76.8%79.1%78.7%70.4%81.6%
202182.8%76.3%58.3%65.4%66.9%75.7%83.4%84.6%81.6%88.4%76.2%77.6%
202276.7%74.7%70.6%69.3%73.5%73.1%76.8%83.3%86.7%72.7%75.2%82.5%
202391.3%71.7%74.7%62.3%62.9%73.5%83.2%84.7%85.1%81.5%69.8%78.9%
202485.3%71.7%75.2%72.5%76.9%76.8%78.2%83.3%81.0%72.5%68.8%M

Monthly Plots

Select month and year:

Monthly Plot
Monthly Plot