IEM :: Monthly Summaries

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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 (USW00004111) 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
2016	M	M	M	M	M	M	M	M	M	M	0.21	1.39
2017	1.83	2.02	2.98	1.63	0.74	0.11	0.12	0.95	2.33	0.05	1.42	0.14
2018	0.21	0.38	1.77	0.58	1.55	0.27	0.17	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	0.51	1.49	1.23	1.59	0.60	0.07	0.92	1.75	0.55	0.55	0.90	0.71
2025	0.14	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.41	0.55	0.45	0.99	1.75	1.06	0.55	0.83	1.01	0.99	0.56	0.38

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	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
2016	M	M	M	M	M	M	M	M	M	M	45.88	29.79
2017	25.81	35.10	48.25	53.12	64.41	79.53	90.97	87.51	75.09	63.81	52.30	42.62
2018	42.10	37.39	-32.11	-141.36	20.46	83.14	91.91	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	32.32	34.65	39.78	52.23	57.70	78.06	83.33	81.28	74.91	64.46	36.85	34.49
2025	31.01	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	29.80	31.62	40.70	50.20	60.79	71.80	82.00	80.10	69.90	55.70	40.60	29.71

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	22.72	9.48
2017	2.65	16.47	26.01	25.45	32.65	38.28	55.82	51.53	43.25	27.86	27.40	19.25
2018	21.21	20.14	-53.83	-147.80	-7.43	46.97	55.93	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	15.87	17.27	21.81	29.97	33.56	48.70	52.09	51.09	44.37	35.36	14.56	14.99
2025	12.97	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	13.61	14.90	22.00	28.00	36.59	44.40	52.90	51.10	42.80	32.10	21.60	13.80

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	34.30	19.63
2017	14.23	25.79	37.13	39.29	48.53	58.91	73.40	69.52	59.17	45.84	39.85	30.94
2018	31.65	28.76	-42.97	-144.58	5.64	65.05	73.92	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	24.09	25.96	30.80	41.10	45.63	63.38	67.71	66.18	59.64	49.91	25.71	24.74
2025	21.99	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	21.70	23.26	31.35	39.10	48.69	58.10	67.45	65.60	56.35	43.90	31.10	21.76

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
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M