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	41.30
2011	22.67	32.13	37.60	48.45	62.36	70.01	78.72	80.12	69.22	60.11	46.65	35.80
2012	34.43	33.78	54.40	50.40	68.35	76.14	81.03	77.54	68.80	54.21	44.53	38.65
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	71.87	67.08	52.90	35.74	33.23
2015	25.64	17.97	38.89	49.33	63.96	67.94	76.58	76.73	74.45	54.40	47.48	37.81
2016	26.32	28.65	39.90	50.43	59.27	68.44	75.06	76.90	70.14	57.81	49.81	32.29
2017	29.65	34.34	35.19	51.66	56.70	71.88	73.66	70.63	71.86	59.99	40.27	34.06
2018	35.06	26.24	38.18	40.55	68.49	75.34	77.30	76.54	70.00	51.00	37.77	34.34
2019	20.79	23.61	35.70	42.43	M	M	M	73.95	73.58	60.06	37.00	33.85
2020	27.64	M	M	M	M	M	75.35	77.93	66.96	49.57	48.27	34.35
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	44.23	M
2023	M	M	M	M	M	M	76.11	74.68	71.04	56.55	42.28	39.44
2024	28.31	36.30	38.66	48.74	346.13	68.80	75.58	74.94	74.42	62.29	39.53	27.70
2025	29.58	24.45	36.70	45.94	60.84	64.49	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	22.95
2011	6.09	2.73	3.56	25.88	24.79	44.41	35.84	32.82	46.25	43.82	31.85	20.35
2012	22.28	27.83	34.33	30.79	44.15	53.93	61.01	58.80	48.76	38.40	28.39	25.03
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	52.91	47.85	38.68	22.66	20.02
2015	8.33	-0.76	16.21	30.59	39.63	44.96	57.20	57.85	50.87	41.49	35.19	27.11
2016	17.73	-113.22	-214.55	-647.45	-26.30	-19.44	50.95	41.55	52.01	-33.90	25.04	14.54
2017	12.81	14.65	15.70	-34.98	-36.40	30.63	-118.44	-165.87	-33.49	-42.95	26.01	7.65
2018	-49.57	-1.67	-84.10	-56.65	-32.01	22.05	-42.63	29.21	-25.88	23.18	3.07	13.56
2019	-126.09	3.52	2.82	-0.53	M	M	M	39.08	39.29	44.78	6.29	15.75
2020	22.82	M	M	M	M	M	0.53	37.14	43.26	17.82	18.18	13.97
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	15.94	M
2023	M	M	M	M	M	M	60.54	54.07	52.41	27.07	9.16	14.59
2024	19.55	14.47	15.14	7.49	22.89	47.73	58.19	58.45	57.64	52.64	29.39	22.49
2025	27.26	16.08	15.19	13.51	20.41	40.25	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	38.95
2011	14.79	19.07	21.27	37.92	44.28	57.21	57.28	58.29	58.65	51.96	39.25	28.07
2012	28.36	30.84	44.97	40.59	56.25	65.04	71.02	68.17	58.78	46.30	36.46	31.84
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	62.39	57.46	45.79	29.20	26.62
2015	16.98	8.61	27.55	39.96	51.79	56.45	66.89	67.29	63.85	47.95	41.33	32.46
2016	22.03	-17.80	-32.02	-30.66	50.00	59.06	65.39	62.42	61.58	11.42	38.97	23.42
2017	22.06	25.11	26.01	39.83	40.08	55.01	49.75	-55.21	54.87	40.05	33.14	24.79
2018	22.25	16.12	-20.24	24.17	17.22	50.40	55.26	58.17	55.00	37.81	21.60	26.32
2019	-52.65	13.75	19.26	20.92	M	M	M	58.56	59.74	52.42	23.26	24.80
2020	25.23	M	M	M	M	M	37.94	57.54	55.11	33.70	33.23	24.16
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	30.09	M
2023	M	M	M	M	M	M	68.33	64.37	61.73	41.81	25.72	27.01
2024	23.93	25.38	26.90	28.12	184.51	58.26	66.89	66.69	66.03	57.47	34.46	25.09
2025	28.42	20.27	25.95	29.72	40.63	52.37	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