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 (USW00003969) 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	0.00	0.00
2017	0.00	0.00	0.07	-1698.28	-3096.90	-1892.86	1.89	5.31	1.48	0.80	1.73	2.08
2018	0.00	5.88	2.19	0.10	2.29	0.30	2.82	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	1.31	1.92	5.02	2.91	9.49	1.01	1.45	0.59	7.20	0.53	1.21	1.22
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	1.84	2.26	2.82	2.91	4.97	3.33	1.99	2.96	3.32	3.32	2.33	2.18

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	69.27	57.60
2017	60.23	69.71	74.49	79.47	84.45	88.99	94.23	90.48	88.04	82.50	70.64	57.70
2018	55.95	59.08	72.69	79.04	88.04	96.10	99.00	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	50.62	66.75	69.24	75.75	83.24	91.30	92.42	97.46	85.52	84.67	69.44	64.71
2025	58.45	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	59.12	63.20	70.40	78.60	85.61	93.10	97.30	97.59	90.20	80.50	68.80	60.50

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	43.96	37.35
2017	35.82	44.25	47.52	50.66	55.14	67.08	71.23	69.45	62.29	48.51	45.69	35.02
2018	28.05	35.98	44.18	41.77	63.21	72.00	72.55	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	30.95	43.41	48.94	56.79	65.60	72.34	71.81	74.10	65.31	59.15	46.93	41.21
2025	31.65	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	30.90	35.01	42.40	50.20	59.90	67.60	70.60	69.60	62.50	51.50	41.10	33.09

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	56.61	47.48
2017	48.03	56.98	61.00	65.07	69.80	78.04	82.73	79.97	75.16	65.50	58.16	46.36
2018	42.00	47.53	58.44	60.41	75.62	84.05	85.77	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	40.78	55.08	59.09	66.27	74.42	81.82	82.12	85.78	75.42	71.91	58.19	52.96
2025	45.05	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	45.01	49.11	56.40	64.40	72.75	80.35	83.95	83.60	76.35	66.00	54.95	46.80

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