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 (USC00221738) 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	4.87	3.43
2017	4.73	3.25	2.70	5.66	2.71	4.27	1.06	5.96	2.50	1.35	1.65	4.90
2018	2.93	14.46	7.19	4.40	3.76	4.46	3.40	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	7.56	4.57	8.35	7.95	3.66	2.16	5.06	1.21	3.88	1.44	2.93	8.25
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	5.68	5.56	5.41	6.01	5.69	5.06	3.65	3.52	3.94	4.92	4.24	5.82

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	66.56	55.42
2017	59.24	65.85	70.41	81.26	83.72	87.24	92.39	90.13	88.01	83.15	67.64	54.44
2018	47.67	60.74	68.20	73.45	89.35	91.62	92.67	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	46.93	62.17	66.04	74.68	84.38	89.31	89.84	92.80	84.94	82.49	66.97	57.66
2025	45.60	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	51.29	56.34	65.50	74.60	83.09	89.60	92.00	93.10	87.70	77.01	63.69	54.11

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	42.14	38.74
2017	43.64	45.80	47.57	56.30	59.88	67.89	72.16	70.98	63.25	52.64	45.62	36.42
2018	30.42	44.44	47.04	46.02	66.87	70.79	72.67	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	31.96	44.38	49.73	58.74	68.57	71.32	73.78	71.53	67.27	55.50	49.60	41.80
2025	36.40	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	33.20	36.40	43.70	52.40	62.10	69.50	72.30	71.60	64.91	53.30	42.10	36.20

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	54.35	47.08
2017	51.44	55.83	58.99	68.78	71.80	77.57	82.27	80.55	75.63	67.90	56.63	45.43
2018	39.04	52.59	57.62	59.73	78.11	81.21	82.67	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	39.45	53.27	57.88	66.71	76.48	80.32	81.81	82.17	76.11	68.99	58.28	49.73
2025	41.00	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	42.25	46.37	54.60	63.50	72.60	79.55	82.15	82.35	76.30	65.15	52.90	45.15

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