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 (USC00101018) 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	M	M	M	M	M	M	M	M	M
2024	2.02	2.01	1.76	1.76	0.88	0.48	0.01	0.01	0.23	0.13	1.33	2.45
2025	0.99	2.78	0.15	M	M	M	M	M	M	M	M	M
NCEI Climatology	2.02	1.27	1.55	1.51	1.87	1.07	0.28	0.28	0.52	1.01	1.38	2.34

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	57.86	37.33
2017	34.71	46.89	60.05	62.02	73.46	85.52	98.66	94.53	81.73	65.81	56.10	39.16
2018	49.45	47.42	55.60	65.50	77.21	85.00	96.49	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	37.58	47.31	51.13	59.55	66.86	83.57	95.35	89.17	81.72	68.84	45.69	41.24
2025	38.47	41.04	54.70	M	M	M	M	M	M	M	M	M
NCEI Climatology	40.21	46.48	56.20	63.10	73.60	81.69	92.60	91.00	81.40	66.80	50.20	39.60

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	29.27	12.19
2017	9.62	28.57	35.13	34.01	38.90	48.75	58.53	55.72	46.05	31.47	29.43	18.76
2018	26.33	20.98	29.64	34.31	40.02	47.21	56.46	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	20.35	28.50	29.03	33.64	37.87	49.98	59.49	55.54	47.68	35.89	27.18	25.55
2025	18.75	23.10	28.78	M	M	M	M	M	M	M	M	M
NCEI Climatology	26.40	27.36	32.60	37.40	44.69	50.91	58.60	57.90	50.10	40.90	31.60	25.00

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	43.56	24.76
2017	22.17	37.73	47.59	48.02	56.18	67.13	78.60	75.13	63.89	48.64	42.76	28.96
2018	37.89	34.20	42.62	49.91	58.61	66.11	76.48	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	28.97	37.91	40.08	46.60	52.36	66.78	77.42	72.35	64.70	52.37	36.43	33.39
2025	28.61	32.07	41.74	M	M	M	M	M	M	M	M	M
NCEI Climatology	33.30	36.92	44.40	50.25	59.15	66.30	75.60	74.45	65.75	53.85	40.90	32.30

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