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 (USW00023273) 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
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
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	2.74	2.95	2.56	0.93	0.36	0.06	0.03	0.01	0.07	0.54	1.12	2.05

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
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
2010	M	M	M	M	M	M	M	M	M	M	M	55.50
2011	64.67	59.38	61.80	63.37	62.71	62.42	66.02	65.82	68.88	71.26	64.43	62.18
2012	64.43	62.11	61.08	63.85	64.05	64.73	65.47	69.79	68.79	72.23	65.87	66.20
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	71.84	72.59	76.41	70.31	62.39
2015	69.08	67.33	70.80	65.79	61.23	66.99	71.23	72.81	79.36	74.95	67.68	60.76
2016	60.51	72.60	65.28	67.37	62.85	72.03	66.24	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	53.74
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	64.30	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	65.18	64.95	59.11
2023	57.12	58.99	56.42	61.40	60.44	62.16	68.36	70.28	68.27	69.48	68.30	63.56
2024	58.00	57.82	56.74	60.72	58.88	63.80	66.63	68.33	68.57	69.84	62.51	61.69
2025	62.38	58.96	57.37	57.22	60.87	56.24	58.26	M	M	M	M	M
NCEI Climatology	64.70	64.81	66.30	68.10	69.30	71.29	73.30	73.79	75.01	74.59	70.00	64.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	43.65
2011	44.83	39.92	44.38	45.83	45.92	49.06	51.82	51.31	49.56	52.43	46.75	40.35
2012	42.67	44.02	42.94	46.09	45.65	44.93	44.19	44.93	50.62	50.25	51.48	51.18
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	55.39	54.79	55.79	52.14	48.33
2015	48.97	49.90	49.43	46.77	47.57	50.15	53.83	56.39	58.82	57.23	43.06	43.18
2016	41.12	50.48	44.69	49.00	48.68	49.97	51.36	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	50.22
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	61.66	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	45.46	45.93	44.26
2023	43.34	40.70	42.18	43.29	46.27	49.62	49.20	52.46	52.24	52.09	50.60	48.04
2024	43.84	43.19	43.53	44.87	44.85	48.09	49.37	49.15	49.48	50.56	45.20	44.92
2025	43.48	41.90	43.23	42.17	43.17	41.87	44.20	M	M	M	M	M
NCEI Climatology	41.00	42.54	44.30	45.40	48.69	51.60	54.91	55.10	53.70	49.80	44.30	40.11

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	49.58
2011	54.82	49.54	53.09	54.60	54.38	55.73	58.92	58.56	59.22	61.83	55.59	51.27
2012	53.53	53.07	52.01	54.90	54.85	54.80	53.72	57.13	59.74	62.80	58.41	58.55
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	63.59	64.10	66.17	61.20	55.19
2015	59.29	58.56	60.04	56.40	54.49	58.44	62.53	64.59	69.28	66.04	55.31	52.35
2016	50.81	61.73	54.93	58.28	55.71	61.09	58.80	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	51.98
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	62.98	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	55.32	55.44	51.68
2023	50.23	49.85	49.30	52.34	53.35	55.89	58.78	61.37	60.26	60.79	59.45	55.80
2024	50.92	50.50	50.14	52.80	51.86	55.94	58.00	58.74	59.03	60.20	53.85	53.30
2025	52.93	50.43	50.30	49.69	52.02	49.05	51.23	M	M	M	M	M
NCEI Climatology	52.85	53.68	55.30	56.75	59.00	61.44	64.11	64.45	64.35	62.20	57.15	52.20

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
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
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