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 (USC00040436) 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	0.25	1.40
2017	1.86	0.29	0.02	0.00	0.00	0.00	1.27	1.20	1.21	0.00	0.00	0.00
2018	1.09	0.26	1.14	0.00	0.29	0.00	0.83	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	0.41	2.29	1.21	0.51	M	M	0.01	0.05	0.08	M	0.58	M
2025	0.08	0.42	0.41	0.05	0.62	0.26	M	M	M	M	M	M
NCEI Climatology	0.52	0.93	0.43	0.13	0.25	0.02	0.32	0.27	0.36	0.20	0.35	0.58

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	64.90	54.97
2017	52.41	60.37	71.88	73.19	81.40	94.34	97.42	93.91	84.00	78.45	67.41	60.05
2018	59.96	56.61	60.60	76.12	81.01	93.10	97.50	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	55.08	55.75	58.96	69.60	80.77	95.50	101.96	95.17	91.00	82.59	58.96	62.09
2025	54.39	62.11	62.67	71.64	81.29	90.76	M	M	M	M	M	M
NCEI Climatology	63.00	68.92	76.60	83.79	93.21	103.79	109.60	108.00	100.60	87.10	72.30	61.79

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	39.08	33.90
2017	35.16	40.53	41.14	40.32	47.46	59.07	68.29	65.55	55.63	44.48	40.73	32.32
2018	35.29	31.27	36.87	44.53	50.01	58.50	69.25	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	34.69	37.83	39.34	44.18	52.35	66.32	73.50	69.14	62.85	55.03	35.32	34.86
2025	28.98	38.51	39.33	44.98	55.05	64.83	M	M	M	M	M	M
NCEI Climatology	34.70	39.90	46.30	52.80	62.00	71.50	78.00	76.20	68.30	54.00	41.69	33.29

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	51.99	44.44
2017	43.78	50.45	56.51	56.76	64.43	76.70	82.85	79.73	69.81	61.47	54.07	46.18
2018	47.63	43.94	48.73	60.33	65.51	75.80	83.38	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	44.88	46.79	49.15	56.89	66.56	80.91	87.73	82.16	76.92	68.81	47.14	48.47
2025	41.69	50.31	51.00	58.31	68.17	77.80	M	M	M	M	M	M
NCEI Climatology	48.85	54.41	61.45	68.30	77.60	87.65	93.80	92.10	84.45	70.55	57.00	47.54

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