View Monthly Charts

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 (USC00148038) 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]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	0.21	0.90	0.30
2016	M	0.02	M	4.89	0.59	3.08	4.33	2.09	0.83	M	M	0.24
2017	0.30	0.10	1.42	2.69	2.05	0.43	2.53	2.19	1.70	0.75	M	M
2018	0.03	M	0.00	0.76	2.25	4.00	4.49	3.97	1.64	3.11	0.08	0.68
2019	0.07	0.56	1.37	0.10	6.01	1.01	0.53	0.36	0.01	0.12	0.07	0.20
2020	0.08	0.07	0.09	0.05	0.22	0.11	0.05	0.17	0.13	M	0.14	0.09
2021	0.22	M	0.15	M	0.07	M	0.12	0.25	1.87	0.71	M	M
2022	0.06	M	0.01	0.05	1.39	1.62	4.37	0.27	1.03	M	M	M
2023	0.12	0.04	0.03	1.94	3.54	6.88	0.68	1.75	0.72	0.90	0.02	0.92
2024	0.21	0.27	0.02	0.19	2.57	3.31	1.66	1.85	0.93	0.46	2.57	M
NCEI Climatology	0.33	0.39	0.92	1.42	2.02	2.31	3.32	2.80	1.10	1.37	0.47	0.58

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	6.6	9.0	8.9
2016	8.0	10.4	10.6	11.1	10.9	9.5	9.4	8.7	10.3	8.4	8.9	7.8
2017	7.6	8.5	10.6	11.9	9.6	9.8	8.5	8.1	9.1	10.5	7.6	8.4
2018	8.5	9.4	11.2	13.3	10.7	12.0	9.2	8.3	10.5	9.0	8.4	8.9
2019	7.5	8.2	11.0	10.6	9.7	9.9	9.7	9.1	11.4	10.4	9.4	7.3
2020	8.2	9.6	11.1	10.6	12.6	13.0	10.2	9.9	9.2	9.4	9.4	9.4
2021	8.9	7.0	11.3	11.6	11.8	9.1	9.7	10.1	9.0	8.2	6.4	8.0
2022	6.9	7.0	9.6	13.8	12.5	11.2	9.5	7.3	8.4	7.5	10.5	9.7
2023	8.1	9.4	10.9	11.3	10.6	8.6	8.0	8.0	8.1	8.4	7.5	8.2
2024	7.5	8.5	9.5	10.9	11.1	11.5	8.4	9.3	8.8	10.6	10.1	8.6
NCEI Climatology	M	M	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	55.40	56.54	47.39
2016	49.30	58.57	65.91	68.24	74.50	91.70	92.74	87.63	86.42	80.37	64.40	43.03
2017	44.02	60.09	65.97	67.70	58.27	89.78	92.15	84.61	81.68	71.08	59.42	47.79
2018	51.22	49.10	64.40	65.36	83.04	91.10	90.01	86.87	80.84	63.94	52.58	46.40
2019	44.31	39.71	51.57	70.34	70.61	85.16	92.74	91.05	90.14	64.17	55.46	49.83
2020	50.75	47.22	61.21	69.08	77.58	93.80	91.57	91.28	81.50	67.71	63.14	47.56
2021	45.70	40.52	59.35	66.98	72.94	87.92	91.40	95.23	88.46	73.34	62.30	57.14
2022	45.01	46.98	59.06	70.52	79.67	88.70	95.00	92.21	88.04	72.99	54.80	46.46
2023	42.28	50.26	55.63	69.02	77.41	80.18	88.79	91.11	87.74	71.19	62.32	49.75
2024	42.05	58.81	64.46	74.90	82.34	93.26	94.83	94.71	89.60	79.87	58.08	46.50
NCEI Climatology	46.42	50.73	60.40	68.70	77.90	88.60	92.90	90.21	83.60	71.20	57.41	47.10

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	35.60	28.28	23.12
2016	19.28	25.54	29.39	38.30	45.35	61.16	65.33	61.61	54.08	41.58	28.46	12.95
2017	18.35	23.58	30.08	40.76	27.73	58.64	63.65	58.59	52.70	37.98	28.70	14.70
2018	13.65	18.50	27.12	31.58	51.63	60.68	61.90	59.70	55.16	37.81	23.12	15.74
2019	19.63	14.19	25.96	36.02	42.86	54.02	63.01	63.01	59.54	30.32	23.36	19.98
2020	19.28	19.81	31.42	32.78	47.97	60.14	63.88	61.21	48.08	33.74	28.70	17.72
2021	18.18	14.14	28.98	33.38	48.95	59.72	62.25	61.67	55.22	38.68	27.38	19.69
2022	14.52	14.32	24.74	35.24	46.57	59.06	66.03	61.61	53.12	37.92	21.68	14.87
2023	15.74	16.12	25.15	34.82	50.00	56.42	61.55	60.28	54.68	36.59	26.88	25.29
2024	13.25	24.24	26.54	36.74	46.05	61.58	61.09	61.61	52.76	45.78	28.29	18.12
NCEI Climatology	13.50	17.14	26.10	35.20	46.51	57.20	63.01	60.90	51.40	36.50	24.00	14.51

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	45.50	42.41	35.25
2016	34.29	42.06	47.65	53.27	59.93	76.43	79.03	74.62	70.25	60.97	46.43	27.99
2017	31.19	41.84	48.03	54.23	43.00	74.21	77.90	71.60	67.19	54.53	44.06	31.25
2018	32.44	33.80	45.76	48.47	67.33	75.89	75.95	73.28	68.00	50.87	37.85	31.07
2019	31.97	26.95	38.76	53.18	56.74	69.59	77.87	77.03	74.84	47.24	39.41	34.90
2020	35.02	33.51	46.31	50.93	62.77	76.97	77.73	76.25	64.79	50.73	45.92	32.64
2021	31.94	27.33	44.16	50.18	60.95	73.82	76.83	78.45	71.84	56.01	44.84	38.42
2022	29.76	30.65	41.90	52.88	63.12	73.88	80.51	76.91	70.58	55.46	38.24	30.66
2023	29.01	33.19	40.39	51.92	63.70	68.30	75.17	75.69	71.21	53.89	44.60	37.52
2024	27.65	41.53	45.50	55.82	64.20	77.42	77.96	78.16	71.18	62.83	43.18	32.31
NCEI Climatology	29.96	33.94	43.25	51.95	62.20	72.90	77.95	75.55	67.50	53.85	40.70	30.80

Average Relative Humidity [%]

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	87.0%	75.9%	73.7%
2016	72.5%	57.4%	52.7%	63.1%	66.8%	58.5%	62.2%	64.8%	60.1%	53.5%	58.7%	68.2%
2017	75.3%	56.6%	55.4%	65.6%	62.7%	53.4%	58.1%	69.4%	59.8%	59.9%	64.4%	58.5%
2018	54.8%	54.1%	47.5%	51.1%	58.5%	53.5%	63.2%	65.3%	68.9%	73.5%	71.2%	67.1%
2019	77.4%	75.1%	72.2%	55.6%	70.8%	59.6%	55.3%	63.2%	54.5%	53.5%	63.7%	65.3%
2020	62.3%	67.3%	63.3%	48.3%	55.0%	43.3%	63.5%	58.5%	56.7%	53.7%	56.4%	67.7%
2021	64.9%	67.5%	61.0%	50.8%	68.6%	60.2%	61.7%	50.8%	51.8%	56.6%	51.8%	45.4%
2022	67.2%	54.5%	51.5%	39.4%	49.6%	53.4%	52.9%	52.5%	50.2%	47.5%	54.7%	59.0%
2023	73.5%	62.0%	55.3%	42.5%	65.8%	73.4%	68.6%	56.7%	52.1%	58.2%	56.8%	69.1%
2024	73.7%	63.2%	54.7%	45.9%	52.8%	57.9%	55.2%	59.3%	52.9%	49.1%	74.2%	60.4%

Monthly Plots

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