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 (USC00131257) 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
2017	M	M	M	2.40	4.36	3.94	7.55	1.78	0.75	6.59	0.85	0.32
2018	1.27	2.88	2.06	1.37	4.85	7.31	3.43	8.28	10.39	6.90	2.20	1.83
2019	2.32	4.20	1.60	3.13	4.90	4.42	4.44	3.40	7.01	6.02	1.96	1.90
2020	2.14	0.84	2.93	1.44	3.44	6.50	2.32	1.03	6.89	2.58	1.68	1.66
2021	1.94	1.09	2.36	1.42	2.71	1.09	0.69	4.53	1.19	2.64	0.99	1.23
2022	0.52	0.39	3.50	4.22	1.63	2.28	3.28	3.78	0.63	1.62	4.71	1.94
2023	2.77	3.40	2.82	2.39	2.54	1.82	2.33	3.30	2.93	4.24	0.41	1.48
2024	2.74	0.38	1.51	4.45	6.34	6.78	5.02	2.23	0.41	1.12	3.79	1.13
2025	0.01	0.35	2.19	1.65	1.79	5.12	6.97	4.40	0.56	1.00	1.74	0.79
2026	0.62	0.48	1.80	6.38	1.42	6.58	M	M	M	M	M	M
NCEI Climatology	1.26	1.51	2.15	3.97	4.21	5.96	4.53	4.65	3.79	3.26	2.33	1.75

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	3.2	2.3	1.9	1.2	1.2	1.7	2.5	2.8	2.2
2018	2.9	2.6	3.4	3.1	2.2	2.0	1.1	1.2	1.5	1.9	2.4	2.3
2019	2.7	2.9	2.7	3.8	2.7	1.7	1.4	1.0	1.8	2.0	2.3	2.3
2020	2.6	2.6	3.3	3.1	2.7	2.0	1.3	1.4	1.7	2.2	3.0	2.1
2021	2.3	2.2	3.3	3.1	2.9	1.6	1.2	1.3	1.5	2.0	2.7	2.9
2022	2.9	3.2	3.2	3.8	3.1	1.7	1.4	1.3	1.6	1.9	2.7	3.0
2023	2.3	2.9	3.3	3.0	2.4	1.2	1.0	1.3	1.6	2.1	2.4	2.3
2024	2.3	2.8	3.5	3.7	2.0	1.9	1.2	1.3	1.4	2.6	2.4	2.5
2025	2.5	2.7	3.5	3.6	2.1	1.9	1.3	1.3	1.2	2.2	2.1	2.4
2026	2.2	2.4	3.3	3.3	2.0	1.5	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
2017	M	M	M	61.51	67.43	80.07	80.88	75.74	76.99	62.53	45.25	30.50
2018	28.29	31.24	43.51	49.35	76.63	79.30	81.65	80.34	74.36	57.54	36.37	36.93
2019	23.03	26.61	40.17	58.37	66.89	77.10	83.66	77.80	75.82	56.27	38.91	38.77
2020	30.93	32.47	47.02	57.45	66.09	80.68	84.11	81.83	70.39	56.29	52.68	35.15
2021	29.33	20.36	49.31	60.19	67.47	82.68	81.43	82.36	77.75	64.16	47.45	39.69
2022	23.11	30.28	44.92	52.71	70.96	79.78	81.60	79.18	73.33	62.26	47.71	30.42
2023	30.84	36.39	43.55	59.85	73.44	80.83	81.79	81.58	75.55	61.52	48.34	40.95
2024	26.97	47.94	51.51	59.85	71.99	79.54	80.31	80.66	78.18	68.88	48.47	34.83
2025	29.34	31.37	54.63	60.59	71.51	84.32	84.60	81.01	79.45	67.25	49.19	31.90
2026	26.41	41.53	55.21	63.99	74.02	75.61	M	M	M	M	M	M
NCEI Climatology	27.40	31.98	44.91	58.80	70.40	79.90	83.09	81.30	74.99	61.81	46.20	32.81

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	41.75	47.70	59.19	62.32	56.93	54.59	45.35	27.33	14.97
2018	11.29	13.44	25.37	29.66	56.45	62.58	62.53	62.58	55.41	39.47	24.54	22.89
2019	8.54	9.38	23.27	38.81	47.81	58.34	65.39	59.00	58.27	38.36	23.95	21.61
2020	17.55	15.40	31.97	35.36	47.95	61.21	65.44	60.53	50.93	36.99	32.12	19.48
2021	16.00	3.49	31.95	40.39	49.26	62.76	63.75	62.29	54.73	47.87	29.03	24.13
2022	4.43	10.26	27.97	34.96	52.49	59.47	63.42	61.96	54.79	38.75	28.78	15.01
2023	19.82	18.58	26.79	37.49	50.03	58.63	61.73	62.47	57.43	44.28	29.59	29.16
2024	16.49	26.11	32.41	40.99	51.81	61.28	62.79	61.77	55.76	43.83	33.57	21.01
2025	9.34	12.86	31.06	38.86	48.76	62.22	65.43	60.79	54.90	45.91	29.93	13.65
2026	9.46	20.23	30.71	42.48	48.79	55.23	M	M	M	M	M	M
NCEI Climatology	11.41	14.88	26.21	37.00	48.89	59.50	62.60	60.00	51.10	38.50	28.00	17.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	51.63	57.57	69.63	71.60	66.34	65.79	53.94	36.29	22.74
2018	19.79	22.34	34.44	39.50	66.54	70.94	72.09	71.46	64.89	48.50	30.45	29.91
2019	15.78	18.00	31.72	48.59	57.35	67.72	74.52	68.40	67.04	47.32	31.43	30.19
2020	24.24	23.94	39.50	46.40	57.02	70.94	74.77	71.18	60.66	46.64	42.40	27.31
2021	22.67	11.92	40.63	50.29	58.36	72.72	72.59	72.32	66.24	56.02	38.24	31.91
2022	13.77	20.27	36.45	43.83	61.72	69.62	72.51	70.57	64.06	50.51	38.24	22.71
2023	25.33	27.48	35.17	48.67	61.74	69.73	71.76	72.02	66.49	52.90	38.97	35.06
2024	21.73	37.02	41.96	50.42	61.90	70.41	71.55	71.22	66.97	56.35	41.02	27.92
2025	19.34	22.11	42.85	49.73	60.13	73.27	75.02	70.90	67.18	56.58	39.56	22.78
2026	17.94	30.88	42.96	53.23	61.40	65.42	M	M	M	M	M	M
NCEI Climatology	19.40	23.43	35.56	47.90	59.65	69.70	72.85	70.65	63.05	50.15	37.10	25.25

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
2017	M	M	M	67.9%	70.0%	67.5%	80.4%	80.2%	72.9%	74.4%	72.4%	72.0%
2018	77.4%	76.1%	65.6%	63.7%	73.1%	79.1%	77.5%	83.8%	80.1%	75.7%	78.8%	83.2%
2019	80.5%	84.0%	71.0%	70.1%	76.6%	76.7%	78.3%	81.8%	88.0%	79.4%	83.9%	84.3%
2020	86.8%	73.9%	81.2%	74.0%	79.7%	71.7%	83.2%	88.8%	87.4%	69.6%	76.2%	87.9%
2021	92.5%	83.1%	74.5%	67.6%	80.9%	81.0%	95.0%	96.5%	85.1%	92.0%	74.2%	82.3%
2022	85.6%	81.0%	79.7%	81.5%	72.9%	72.1%	84.7%	90.9%	84.1%	69.4%	80.0%	88.2%
2023	95.8%	84.6%	78.3%	66.2%	60.8%	68.0%	81.9%	85.5%	86.1%	82.5%	72.4%	90.4%
2024	93.7%	71.0%	65.9%	72.5%	74.4%	81.7%	91.8%	89.8%	77.9%	60.9%	92.0%	87.4%
2025	49.5%	2.2%	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%
2026	0.1%	0.1%	0.1%	0.1%	0.1%	0.1%	M	M	M	M	M	M

Monthly Plots

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May 2026

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