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 (USC00414605) 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
2009	M	M	M	M	M	0.22	0.56	0.15	4.92	5.63	1.64	0.78
2010	2.58	1.61	2.05	1.08	0.97	1.37	3.55	0.00	4.89	0.55	0.16	0.42
2011	1.34	0.36	0.00	0.32	1.58	0.56	0.09	0.03	0.63	2.13	2.10	2.55
2012	1.36	2.91	2.92	0.14	3.74	0.87	2.90	0.15	6.34	0.80	0.13	0.13
2013	2.67	1.33	0.89	1.24	3.26	0.45	3.34	1.44	3.18	2.59	1.70	0.80
2014	0.01	0.10	0.16	0.51	5.68	3.03	0.80	0.97	2.18	1.71	4.60	0.25
2015	2.00	0.09	1.96	1.57	9.82	0.79	M	0.50	0.73	6.15	3.18	1.51
2016	0.26	0.80	3.67	2.93	7.92	1.92	1.47	5.16	1.09	0.43	6.58	1.53
2017	1.95	2.52	1.26	2.54	0.41	1.68	0.59	4.73	2.20	0.39	0.16	1.90
2018	0.02	1.55	1.07	0.48	3.49	1.90	1.83	0.60	7.55	6.38	0.76	3.73
2019	1.28	0.18	0.44	2.30	2.34	2.98	0.47	1.05	0.31	1.94	1.08	0.08
2020	0.17	1.90	0.41	0.81	2.73	0.72	0.07	0.76	3.54	0.15	0.42	0.33
2021	0.34	0.94	1.37	1.61	5.52	6.60	3.00	2.54	0.48	3.54	1.58	0.05
2022	0.75	0.10	0.42	0.22	1.30	1.63	0.31	2.32	1.41	1.09	2.43	0.13
2023	0.73	0.55	1.02	1.72	5.88	1.43	0.42	0.01	1.86	4.69	1.04	1.15
2024	2.47	1.16	1.38	2.59	6.78	1.13	5.06	0.77	3.00	M	M	M
NCEI Climatology	2.25	2.09	2.56	2.77	4.03	3.23	2.15	2.21	3.36	3.62	2.98	1.85

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	4.7	5.0	3.9	5.1	3.0	3.4
2010	5.0	4.6	6.2	6.3	5.5	6.2	4.7	4.6	3.9	3.8	7.1	6.1
2011	5.4	7.9	7.5	8.6	8.3	8.1	6.0	5.5	4.6	5.5	6.2	5.6
2012	5.8	6.2	7.1	6.3	6.3	5.6	4.9	4.9	4.5	3.1	0.6	4.8
2013	4.8	6.1	6.4	7.0	7.2	5.9	4.9	4.1	3.7	4.8	4.4	3.9
2014	5.2	5.1	6.4	6.7	7.0	7.3	4.4	4.7	3.7	4.3	5.1	4.2
2015	3.6	4.9	4.1	5.3	5.7	4.5	6.7	4.3	4.0	4.0	4.3	4.2
2016	4.1	5.6	5.9	4.9	5.1	4.3	6.5	4.1	3.5	4.0	3.8	4.3
2017	4.9	4.8	5.7	6.7	6.7	4.6	4.6	4.6	3.7	4.2	3.9	3.5
2018	4.7	4.9	5.6	6.0	5.7	6.6	4.5	5.0	3.4	4.6	4.6	4.9
2019	4.8	4.6	5.9	7.0	6.6	5.6	5.7	5.1	5.2	5.8	4.8	3.9
2020	5.1	5.7	5.2	5.3	6.1	5.7	6.0	5.3	4.6	5.2	4.7	5.3
2021	4.7	5.9	7.1	6.4	5.9	4.7	4.1	4.4	4.0	4.7	4.1	4.7
2022	4.5	6.5	7.5	8.0	8.4	6.4	6.4	4.7	3.3	4.9	4.6	4.2
2023	5.5	6.6	6.7	6.1	4.2	5.5	5.9	5.7	4.9	5.4	4.1	4.3
2024	5.0	5.7	5.7	6.8	5.4	5.3	4.9	4.1	3.6	M	M	M
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
2009	M	M	M	M	M	97.02	99.33	100.22	85.24	77.20	70.27	56.23
2010	57.72	55.11	70.13	76.94	86.66	93.41	92.07	98.45	88.73	82.71	71.83	64.08
2011	59.25	65.64	77.04	87.29	88.50	98.49	100.52	103.25	96.12	82.84	72.29	59.50
2012	66.15	65.69	74.85	83.78	86.64	93.92	94.25	96.92	88.58	76.16	73.46	65.62
2013	61.96	67.74	72.76	76.40	84.26	94.11	95.25	97.39	92.47	81.13	66.02	59.33
2014	62.63	64.88	71.84	79.95	85.53	90.21	94.52	97.46	91.16	84.48	66.00	61.68
2015	56.91	60.80	69.84	80.19	83.49	91.54	96.90	99.22	94.18	85.58	70.50	68.43
2016	63.05	71.45	75.76	80.05	83.02	92.11	97.90	92.59	90.37	85.56	73.50	62.97
2017	66.78	74.31	77.71	81.37	85.33	92.07	98.65	93.16	89.20	81.86	76.80	62.13
2018	60.65	66.65	77.91	80.38	91.30	96.14	99.28	98.42	86.10	76.55	66.23	60.97
2019	59.90	63.82	68.27	80.62	86.58	91.46	94.83	98.83	95.84	80.89	69.26	67.42
2020	65.73	62.73	75.81	79.13	87.09	92.54	99.12	99.76	84.86	81.94	75.02	67.02
2021	63.03	57.07	74.48	77.93	82.39	90.67	91.61	92.97	93.14	84.13	71.63	75.90
2022	60.18	61.82	75.35	84.60	94.81	98.23	102.00	97.52	93.17	84.00	67.10	63.29
2023	67.35	68.54	76.32	79.13	85.16	96.53	101.55	104.52	97.43	82.55	68.87	67.45
2024	57.52	70.97	74.68	80.90	88.03	94.10	93.55	98.77	88.30	M	M	M
NCEI Climatology	62.31	65.90	72.89	79.90	86.10	92.40	95.49	96.59	90.20	81.80	71.19	63.91

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	73.60	74.87	74.42	66.42	57.39	45.78	36.05
2010	36.01	36.21	44.66	56.60	65.29	72.68	73.68	74.17	68.29	53.84	46.74	38.89
2011	33.79	39.85	51.20	60.52	63.82	71.43	75.22	76.88	66.09	56.47	48.18	41.58
2012	38.65	45.47	52.03	58.46	65.56	70.40	72.47	72.94	65.66	56.49	47.24	41.06
2013	38.91	41.96	46.28	53.00	61.09	71.36	71.21	72.33	67.93	58.34	43.83	34.86
2014	33.07	37.73	44.82	55.72	62.09	71.47	71.36	71.98	69.80	60.85	42.08	44.19
2015	35.07	37.88	47.98	59.89	65.55	70.00	73.45	73.01	68.22	58.81	49.89	41.03
2016	36.35	42.39	50.83	56.55	62.82	70.15	74.53	72.90	68.68	59.50	52.86	43.60
2017	40.82	48.92	55.00	58.17	62.48	71.03	72.62	72.03	65.29	54.93	51.70	39.29
2018	33.14	44.79	51.52	51.94	67.41	73.72	73.07	72.72	70.09	59.55	44.27	39.62
2019	45.08	49.67	47.86	56.49	62.48	70.64	72.53	75.55	71.90	54.53	43.64	37.16
2020	43.47	40.38	56.55	54.53	64.19	69.56	75.43	73.52	63.32	53.83	45.68	35.92
2021	37.12	35.04	48.81	55.23	63.19	70.50	72.13	72.55	65.86	59.61	46.40	49.94
2022	33.38	32.46	44.29	59.23	69.13	72.47	75.00	73.97	66.27	55.03	46.90	42.61
2023	40.97	41.89	52.35	55.43	63.94	72.97	75.32	75.81	72.37	59.35	47.63	41.13
2024	34.65	45.90	52.19	60.10	68.68	73.27	72.68	73.35	67.72	M	M	M
NCEI Climatology	35.10	38.82	46.70	53.10	63.00	69.19	71.39	70.81	64.30	54.40	44.90	37.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	85.31	87.10	87.32	75.83	67.30	58.03	46.14
2010	46.87	45.66	57.40	66.77	75.98	83.04	82.88	86.31	78.51	68.28	59.29	51.49
2011	46.52	52.75	64.12	73.90	76.16	84.96	87.87	90.06	81.10	69.65	60.23	50.54
2012	52.40	55.58	63.44	71.12	76.10	82.16	83.36	84.93	77.12	66.33	60.35	53.34
2013	50.44	54.85	59.52	64.70	72.67	82.73	83.23	84.86	80.20	69.74	54.93	47.09
2014	47.85	51.30	58.33	67.84	73.81	80.84	82.94	84.72	80.48	72.66	54.04	52.93
2015	45.99	49.34	58.91	70.04	74.52	80.77	85.18	86.11	81.20	72.20	60.19	54.73
2016	49.70	56.92	63.29	68.30	72.92	81.13	86.22	82.74	79.53	72.53	63.18	53.29
2017	53.80	61.62	66.36	69.77	73.90	81.55	85.63	82.60	77.24	68.40	64.25	50.71
2018	46.90	55.72	64.71	66.16	79.36	84.93	86.17	85.57	78.09	68.05	55.25	50.30
2019	52.49	56.74	58.06	68.56	74.53	81.05	83.68	87.19	83.87	67.71	56.45	52.29
2020	54.60	51.56	66.18	66.83	75.55	81.05	87.28	86.64	74.09	67.88	60.35	51.47
2021	50.07	46.05	61.65	66.58	72.79	80.58	81.87	82.76	79.50	71.87	59.02	62.92
2022	46.78	47.14	59.82	71.92	81.97	85.35	88.50	85.74	79.72	69.52	57.00	52.95
2023	54.16	55.21	64.34	67.28	74.55	84.75	88.44	90.16	84.90	70.95	58.25	54.29
2024	46.08	58.43	63.44	70.50	78.35	83.68	83.11	86.06	78.01	M	M	M
NCEI Climatology	48.71	52.36	59.80	66.50	74.55	80.79	83.44	83.70	77.25	68.10	58.04	50.50

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
2009	M	M	M	M	M	M	52.2%	47.1%	72.5%	76.0%	74.4%	74.8%
2010	70.5%	75.2%	62.5%	70.1%	66.3%	66.1%	73.0%	54.7%	75.3%	59.5%	60.3%	60.0%
2011	66.9%	63.5%	58.9%	53.4%	58.2%	49.9%	47.0%	41.2%	39.7%	56.1%	62.0%	73.6%
2012	63.5%	67.8%	69.8%	60.4%	64.9%	56.2%	62.3%	51.4%	61.1%	69.6%	67.8%	61.5%
2013	71.5%	55.7%	54.6%	65.4%	65.1%	56.3%	57.1%	54.8%	63.7%	70.3%	72.8%	72.8%
2014	53.5%	67.6%	59.7%	55.8%	59.9%	65.8%	58.7%	54.5%	69.0%	63.5%	65.6%	77.2%
2015	69.6%	70.8%	75.4%	73.5%	80.0%	72.0%	60.0%	54.8%	60.3%	60.1%	75.4%	74.9%
2016	69.7%	59.1%	68.7%	70.8%	76.6%	69.2%	60.4%	70.9%	71.9%	68.1%	76.0%	73.3%
2017	65.0%	64.6%	66.8%	66.8%	61.7%	68.7%	58.1%	65.6%	67.0%	63.0%	70.3%	76.0%
2018	62.8%	77.3%	61.4%	59.6%	63.1%	61.6%	53.3%	55.6%	78.7%	79.5%	68.3%	70.3%
2019	71.2%	73.6%	63.3%	63.8%	74.1%	67.9%	60.2%	56.0%	59.1%	61.5%	71.2%	66.7%
2020	69.2%	71.1%	74.1%	68.8%	64.0%	61.0%	55.8%	50.2%	71.6%	63.8%	65.4%	64.3%
2021	67.1%	74.5%	60.6%	63.9%	75.7%	71.6%	71.8%	69.0%	57.0%	65.2%	69.3%	72.3%
2022	57.6%	62.8%	48.1%	57.2%	56.9%	51.1%	47.7%	59.3%	58.0%	52.3%	72.8%	68.8%
2023	60.0%	63.6%	60.2%	64.9%	72.7%	61.3%	48.5%	41.4%	53.4%	62.1%	74.0%	67.9%
2024	69.4%	63.7%	70.1%	67.7%	75.0%	67.3%	67.7%	58.0%	67.9%	M	M	M

Monthly Plots

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