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 (USC00410404) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	2.05	6.24	0.67	0.32	1.86
2013	3.78	1.04	3.15	2.35	3.47	1.62	3.02	0.25	6.62	8.06	4.85	3.52
2014	0.35	1.26	0.93	1.92	2.84	4.16	4.75	0.91	0.09	6.34	3.05	0.90
2015	4.65	2.28	6.48	8.02	9.16	2.75	M	2.18	0.19	13.88	6.61	7.57
2016	1.09	0.98	7.34	7.77	5.53	4.19	0.30	4.86	0.54	1.52	2.04	1.85
2017	4.58	2.45	2.20	2.78	1.99	0.90	1.34	3.12	0.28	2.90	1.38	4.43
2018	1.24	6.43	3.70	1.51	0.92	1.56	0.78	2.13	4.33	9.01	4.77	7.10
2019	2.75	2.46	2.85	6.49	7.66	4.70	0.62	0.10	0.10	3.60	0.49	1.02
2020	3.37	7.42	4.24	4.41	2.86	1.02	8.86	2.18	9.98	1.52	1.13	6.12
2021	2.58	2.09	1.71	3.30	8.19	5.05	3.27	3.92	0.02	0.81	4.80	2.08
2022	0.73	2.36	3.49	3.96	3.56	0.89	0.33	7.92	0.47	3.30	3.84	3.10
2023	3.15	3.63	4.96	5.04	6.99	1.11	0.89	1.03	4.96	5.92	1.16	2.72
2024	4.35	3.27	3.71	6.94	6.40	5.55	8.68	0.04	0.37	1.53	3.00	4.94
2025	3.79	2.52	1.92	4.74	4.94	3.22	M	M	M	M	M	M
NCEI Climatology	3.54	4.04	4.08	3.82	4.30	4.09	2.53	2.64	2.97	5.09	3.49	4.32

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	4.6	3.7	5.2	4.0	5.4
2013	5.5	6.1	6.9	6.8	7.3	4.7	4.1	3.4	3.2	4.4	5.2	4.3
2014	6.9	6.6	6.6	7.1	6.1	5.6	3.3	4.1	3.8	4.2	5.7	5.2
2015	5.0	6.1	4.8	5.4	5.7	3.6	4.3	3.2	2.9	4.7	4.9	4.8
2016	5.1	5.5	6.7	5.0	5.4	3.5	4.8	3.0	2.9	4.3	4.2	6.0
2017	5.8	6.7	6.6	6.2	5.8	4.7	3.4	4.2	4.0	4.1	4.5	4.5
2018	5.7	6.2	6.1	6.2	4.5	5.9	3.4	4.3	3.0	4.5	4.8	5.6
2019	5.4	6.0	6.3	6.0	5.6	4.3	4.5	3.2	4.4	4.7	5.0	3.7
2020	5.0	6.4	5.9	4.8	5.5	4.7	3.8	3.5	4.4	4.1	4.0	4.6
2021	4.4	6.6	6.3	6.0	5.2	3.5	2.6	3.4	3.4	4.1	4.1	5.8
2022	5.1	5.7	5.8	7.7	6.7	4.3	5.0	4.1	2.0	4.1	3.8	4.5
2023	5.1	6.0	6.7	5.7	3.3	3.8	3.7	3.7	3.2	4.5	4.0	3.5
2024	5.4	6.0	5.4	6.0	5.2	3.4	3.5	2.4	5.2	M	4.4	4.4
2025	5.1	6.2	6.5	6.5	5.4	3.3	M	M	M	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
2012	M	M	M	M	M	M	M	91.74	86.80	76.73	70.33	62.78
2013	58.68	60.99	66.43	73.04	80.37	90.26	90.53	95.12	90.98	75.61	60.80	54.01
2014	55.40	56.81	63.06	73.52	80.19	85.88	88.15	90.53	87.68	79.15	60.86	56.91
2015	53.19	55.21	63.88	75.02	79.21	87.74	93.26	93.43	89.66	80.02	64.71	63.82
2016	56.39	64.15	70.79	75.02	78.34	88.04	93.60	89.72	87.62	81.92	70.04	58.58
2017	60.97	69.33	72.22	77.48	80.37	86.26	91.69	87.51	87.74	77.70	67.93	54.94
2018	51.40	56.69	72.65	72.56	87.05	92.96	96.86	94.77	85.04	75.03	61.88	57.14
2019	55.69	58.61	65.21	74.90	81.76	87.14	90.20	93.84	93.02	77.46	65.96	62.26
2020	60.13	60.07	72.06	73.93	82.50	89.24	91.69	94.25	82.22	74.99	71.60	59.84
2021	56.42	49.92	70.39	73.20	78.39	87.67	89.23	90.44	87.81	82.06	68.30	71.42
2022	58.52	58.11	69.53	78.23	86.19	94.50	99.48	93.81	89.07	79.29	64.17	59.87
2023	61.90	65.07	70.94	73.57	82.97	90.60	96.55	101.87	92.07	77.71	65.83	62.42
2024	53.65	68.00	70.68	76.93	83.87	90.27	89.39	94.58	84.95	85.61	72.37	63.71
2025	52.68	61.21	74.97	78.50	82.50	82.20	M	M	M	M	M	M
NCEI Climatology	57.90	62.09	69.00	76.39	83.19	90.09	94.10	95.11	89.20	79.10	67.60	59.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	72.53	64.29	54.21	43.06	38.94
2013	37.21	40.16	43.50	49.22	60.16	69.50	69.80	70.90	67.28	55.28	41.72	34.38
2014	30.72	37.01	39.90	52.10	59.00	69.98	69.22	70.61	66.08	56.27	39.74	41.17
2015	33.34	35.66	46.92	56.42	63.35	69.38	72.65	69.68	65.12	55.75	47.39	41.64
2016	35.14	41.00	48.78	54.68	61.15	70.16	73.53	72.35	66.98	60.87	48.92	42.92
2017	41.23	48.27	52.17	54.92	59.06	70.31	71.83	71.66	63.44	51.68	46.67	34.48
2018	29.09	40.36	49.48	48.32	66.03	73.58	73.05	72.47	70.10	57.90	40.88	40.36
2019	36.70	42.93	44.48	53.48	64.34	68.60	72.62	75.32	72.26	53.77	41.00	37.35
2020	40.16	38.90	54.48	52.97	61.96	69.86	73.98	71.95	65.54	53.08	47.27	36.61
2021	37.68	32.84	46.74	52.23	63.00	71.03	73.26	73.21	62.69	57.45	42.23	50.71
2022	32.23	32.46	41.97	55.77	65.29	72.43	75.90	73.74	64.80	52.10	45.00	41.97
2023	41.23	42.21	49.68	52.30	63.58	71.63	74.19	75.16	69.23	56.29	46.27	38.77
2024	33.16	46.10	51.26	57.33	66.74	71.20	72.16	73.26	64.26	57.00	48.87	44.29
2025	32.29	40.61	49.00	56.93	62.85	69.08	M	M	M	M	M	M
NCEI Climatology	34.50	38.59	45.20	53.11	62.60	70.30	72.60	72.29	65.70	54.60	44.10	36.51

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	82.14	75.54	65.47	56.70	50.86
2013	47.94	50.58	54.96	61.13	70.26	79.88	80.16	83.01	79.13	65.45	51.26	44.19
2014	43.06	46.91	51.48	62.81	69.60	77.93	78.68	80.57	76.88	67.71	50.30	49.04
2015	43.26	45.44	55.40	65.72	71.28	78.56	82.95	81.56	77.39	67.88	56.05	52.73
2016	45.76	52.58	59.78	64.85	69.74	79.10	83.57	81.04	77.30	71.39	59.48	50.75
2017	51.10	58.80	62.20	66.20	69.71	78.29	81.76	79.58	75.59	64.69	57.30	44.71
2018	40.25	48.52	61.06	60.44	76.54	83.27	84.95	83.62	77.57	66.46	51.38	48.75
2019	46.20	50.77	54.85	64.19	73.05	77.87	81.41	84.58	82.64	65.62	53.48	49.81
2020	50.15	49.48	63.27	63.45	72.23	79.55	82.84	83.10	73.88	64.03	59.43	48.23
2021	47.05	41.38	58.56	62.72	70.69	79.35	81.24	81.82	75.25	69.75	55.27	61.06
2022	45.37	45.29	55.75	67.00	75.74	83.47	87.69	83.77	76.93	65.69	54.58	50.92
2023	51.56	53.64	60.31	62.93	73.27	81.12	85.37	88.52	80.65	67.00	56.05	50.60
2024	43.40	57.05	60.97	67.13	75.31	80.73	80.77	83.92	74.61	71.31	60.62	54.00
2025	42.48	50.91	61.98	67.72	72.67	75.64	M	M	M	M	M	M
NCEI Climatology	46.20	50.34	57.10	64.75	72.90	80.20	83.35	83.70	77.45	66.85	55.85	47.90

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
2012	M	M	M	M	M	M	M	67.1%	68.1%	72.5%	67.8%	70.0%
2013	77.2%	66.0%	60.9%	71.3%	71.8%	68.6%	68.4%	61.3%	64.8%	78.8%	74.9%	80.1%
2014	58.7%	73.7%	71.9%	68.8%	72.8%	79.9%	75.5%	73.0%	73.5%	73.6%	69.9%	81.0%
2015	70.0%	74.9%	82.8%	79.1%	84.0%	78.2%	69.0%	65.6%	67.2%	65.7%	80.3%	79.4%
2016	71.4%	64.0%	69.4%	75.3%	79.3%	79.9%	71.5%	79.5%	77.4%	77.7%	78.5%	74.8%
2017	71.8%	70.9%	72.3%	74.8%	74.7%	78.9%	74.2%	78.3%	67.4%	67.8%	75.4%	73.2%
2018	64.2%	84.2%	66.2%	67.8%	72.0%	69.0%	63.4%	63.7%	83.2%	82.9%	75.0%	73.1%
2019	73.8%	78.9%	66.2%	73.5%	78.7%	77.1%	73.6%	70.2%	67.5%	72.4%	72.3%	71.9%
2020	77.1%	73.6%	78.7%	74.7%	72.3%	69.3%	75.0%	66.6%	79.3%	76.2%	71.1%	73.8%
2021	73.2%	74.9%	66.7%	69.6%	78.8%	77.2%	77.8%	76.5%	67.6%	68.4%	70.9%	78.3%
2022	62.3%	69.7%	62.7%	66.3%	72.3%	63.3%	55.8%	67.7%	66.9%	62.3%	76.8%	73.8%
2023	71.1%	71.8%	67.5%	72.0%	74.2%	74.6%	64.1%	53.1%	64.8%	72.4%	73.9%	68.4%
2024	72.0%	67.5%	72.2%	73.7%	77.9%	75.0%	77.3%	70.1%	69.4%	62.2%	73.8%	75.9%
2025	66.9%	72.0%	60.7%	72.4%	73.5%	84.3%	M	M	M	M	M	M

Monthly Plots

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May 2025

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