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 (USC00487260) 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	1.20	1.50	4.00	0.50	2.60	2.50	1.30	0.60	1.30
2024	0.00	M	M	0.00	0.40	M	M	M	M	0.00	0.00	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.70	0.79	0.73	1.07	1.89	1.36	0.88	0.96	1.21	0.93	0.64	0.74

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	41.18	26.24
2017	31.59	34.04	43.99	45.97	56.93	66.21	75.79	72.03	60.17	49.27	39.78	34.81
2018	35.73	28.85	38.93	48.33	59.51	66.80	75.48	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	28.51	32.50	37.23	46.76	48.82	64.88	71.08	68.62	60.66	50.22	24.94	28.63
2025	21.28	22.96	42.10	M	M	M	M	M	M	M	M	M
NCEI Climatology	28.01	30.83	40.49	50.90	61.39	71.30	79.90	78.30	69.20	55.18	39.71	28.60

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	21.38	4.69
2017	9.34	15.51	21.70	21.21	30.89	40.35	50.63	47.71	37.82	24.65	20.49	13.96
2018	15.80	7.80	15.64	21.47	34.54	41.14	50.06	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	13.70	16.53	19.52	27.73	31.00	46.88	50.01	48.53	44.40	36.25	13.97	17.61
2025	8.12	11.33	29.50	M	M	M	M	M	M	M	M	M
NCEI Climatology	1.90	4.02	14.00	23.10	30.20	37.70	42.80	40.00	32.49	23.81	12.80	3.40

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	31.28	15.47
2017	20.46	24.78	32.85	33.59	43.91	53.28	63.21	59.87	48.99	36.96	30.14	24.39
2018	25.76	18.33	27.28	34.90	47.02	53.97	62.77	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	21.11	24.51	28.37	37.24	39.91	55.88	60.54	58.58	52.53	43.23	19.45	23.12
2025	14.70	17.15	35.80	M	M	M	M	M	M	M	M	M
NCEI Climatology	14.95	17.43	27.25	37.00	45.80	54.50	61.35	59.15	50.84	39.50	26.25	16.00

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