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 (USC00488192) 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	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	3.50	3.40	4.10	1.30	2.90	0.70	3.20	0.50	1.10
2024	0.00	M	M	0.10	0.00	M	M	M	M	0.00	0.20	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.50	0.64	0.80	1.29	1.83	1.35	1.30	0.83	0.93	0.80	0.43	0.43

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	41.70	24.66
2017	35.10	35.38	44.85	47.34	55.42	68.77	76.29	70.34	61.69	50.71	43.26	32.91
2018	33.54	30.29	41.88	51.04	60.20	71.09	74.78	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	23.84	32.02	36.05	43.95	49.33	68.05	70.89	71.16	66.51	54.55	30.22	30.41
2025	18.46	28.09	36.63	42.75	760.67	-332.61	-381.50	M	M	M	M	M
NCEI Climatology	28.10	31.04	40.80	49.60	60.20	72.60	81.10	79.51	69.10	54.10	39.60	29.11

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	23.05	5.08
2017	-86.60	16.27	25.10	25.51	33.23	41.85	52.32	44.05	40.26	26.01	22.63	13.97
2018	14.45	5.36	18.82	22.02	37.82	43.82	45.58	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	10.81	18.09	22.10	28.80	33.57	48.25	50.65	50.22	45.52	36.73	18.01	18.63
2025	5.96	12.34	20.65	23.87	-5305.65	-5227.55	-439.82	M	M	M	M	M
NCEI Climatology	1.30	4.33	14.70	23.51	31.99	39.40	45.79	43.09	33.69	23.41	13.50	2.60

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	32.37	14.87
2017	-25.75	25.83	34.97	36.42	44.32	55.31	64.31	57.20	50.98	38.36	32.94	23.44
2018	23.99	17.82	30.35	36.53	49.01	57.46	62.35	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	17.32	25.06	29.08	36.38	41.45	58.15	60.77	60.69	56.01	45.64	24.12	24.52
2025	12.21	20.21	28.64	33.31	-2272.49	-2780.08	-410.66	M	M	M	M	M
NCEI Climatology	14.70	17.68	27.75	36.56	46.10	56.00	63.45	61.30	51.40	38.75	26.55	15.86

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