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 (USW00014858) 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	1.61	0.99	1.23	1.82	2.69	2.85	2.85	2.53	3.39	3.12	1.94	1.42

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	40.40
2011	23.35	30.64	36.36	47.14	56.31	65.00	81.01	79.03	68.29	58.45	46.11	35.45
2012	32.30	35.83	47.75	49.30	64.59	73.98	81.00	79.51	67.87	53.92	43.26	38.91
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	67.47	67.74	52.37	34.74	32.57
2015	25.65	20.24	39.88	47.49	61.06	65.53	76.95	76.13	72.77	55.06	46.47	36.83
2016	26.94	29.66	38.15	39.84	56.58	65.41	74.14	76.22	68.53	56.01	51.57	31.78
2017	30.80	35.36	35.59	49.81	52.51	70.34	75.31	72.06	70.15	59.74	39.94	27.70
2018	28.61	25.87	36.02	41.34	67.01	68.09	78.87	75.73	67.95	50.36	35.04	33.60
2019	25.51	25.93	38.96	44.60	55.62	64.66	79.33	74.28	68.74	54.08	35.95	33.05
2020	31.31	33.23	M	59.44	56.81	71.88	79.90	74.78	66.85	49.67	48.56	33.26
2021	32.36	26.66	44.82	48.49	63.75	75.05	77.25	79.21	70.42	60.96	44.64	35.96
2022	24.10	27.12	35.81	41.01	58.92	73.13	76.50	76.71	70.29	57.85	44.76	31.45
2023	31.56	32.88	37.34	47.79	60.14	66.48	75.50	74.49	69.50	55.86	41.99	39.23
2024	28.18	35.18	38.31	47.95	57.87	66.71	76.15	73.09	70.50	60.97	44.40	31.34
2025	465.52	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	22.19	24.73	33.70	45.70	60.60	70.51	75.40	74.10	65.70	51.50	38.01	27.69

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	31.30
2011	8.60	8.88	14.62	27.27	36.23	45.19	55.20	53.26	44.56	32.77	28.13	15.97
2012	12.77	16.66	24.61	27.30	40.05	48.39	57.49	53.90	41.33	35.29	26.32	24.75
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	54.69	43.23	36.01	18.68	16.44
2015	5.09	-8.32	10.81	27.98	36.92	44.05	53.46	54.31	50.67	38.44	30.65	27.35
2016	15.99	14.75	21.94	26.10	37.28	47.82	55.55	57.42	52.03	39.35	30.56	14.16
2017	13.94	-117.63	14.45	29.49	36.67	47.17	52.68	50.59	47.41	37.40	24.50	10.10
2018	8.44	3.33	9.69	20.82	37.24	45.60	52.06	53.20	47.77	33.06	-41.90	19.94
2019	5.15	1.64	10.05	27.73	33.37	44.77	54.93	51.29	49.46	34.46	20.41	14.98
2020	15.73	11.15	M	39.27	36.41	47.01	58.57	55.67	43.24	33.00	27.16	17.55
2021	14.64	1.69	16.37	29.08	36.20	49.47	52.94	55.94	45.76	43.50	25.50	17.41
2022	1.75	-2.26	12.98	25.98	37.32	45.31	52.25	53.79	44.72	35.03	25.00	15.99
2023	17.97	10.72	14.95	27.05	36.12	47.86	49.97	52.09	49.80	39.19	28.03	27.10
2024	18.95	19.04	22.89	32.13	37.57	47.65	54.87	55.52	49.95	39.63	32.96	20.67
2025	8.79	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	10.00	9.38	16.70	28.60	39.70	48.91	54.69	54.20	47.20	36.49	26.00	16.19

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	35.85
2011	15.97	19.76	25.49	37.20	46.27	55.09	68.10	66.15	56.43	45.61	37.12	25.71
2012	22.54	26.25	36.18	38.30	52.32	61.18	69.25	66.70	54.60	44.61	34.79	31.83
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	61.08	55.48	44.19	26.71	24.50
2015	15.37	8.22	26.86	37.73	48.99	54.79	65.20	65.22	61.72	46.75	38.56	32.09
2016	21.47	23.21	30.59	32.97	46.93	56.62	64.85	66.82	60.28	47.68	41.06	22.97
2017	22.37	24.99	25.38	39.65	44.59	58.75	64.00	61.32	58.78	48.57	32.22	19.62
2018	18.77	15.59	23.07	31.08	52.12	56.84	65.46	64.46	57.86	41.71	27.22	26.77
2019	15.98	14.57	25.38	36.17	44.50	54.71	67.13	62.78	59.10	44.27	28.18	24.02
2020	23.52	22.19	M	49.35	46.61	59.45	69.24	65.22	55.05	41.34	37.86	25.40
2021	23.50	14.60	30.60	38.78	49.98	62.26	65.09	67.57	58.09	52.23	35.07	26.69
2022	13.54	13.07	24.40	33.50	48.12	59.22	64.38	65.25	57.51	46.44	34.88	23.72
2023	24.77	21.80	26.15	37.42	48.13	57.17	62.73	63.29	59.65	47.53	35.01	33.16
2024	23.56	27.11	30.60	40.04	47.72	57.18	65.51	64.30	60.23	50.30	38.68	26.01
2025	237.16	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	16.10	17.06	25.20	37.15	50.15	59.71	65.05	64.15	56.45	44.00	32.00	21.94

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