IEM :: Monthly Summaries

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 () 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
2011	M	M	M	M	M	M	M	28.44	3.45	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	0.20	M	M	M	M	M	M	M	M
2016	2.87	4.59	4.35	4.10	5.56	5.45	6.73	5.59	6.25	1.95	5.16	11.51
2017	33.64	47.20	4.56	3.81	4.09	4.69	4.71	5.59	6.51	5.36	6.65	3.29
2018	5.28	4.77	2.18	5.32	2.93	3.32	2.00	1.84	2.27	4.19	5.62	3.12
2019	4.57	8.49	3.39	3.77	3.41	4.53	6.48	7.78	4.84	9.67	5.50	4.03
2020	3.96	4.95	21.35	15.75	3.50	M	M	M	6.98	2.49	4.68	3.11
2021	3.39	3.81	9.74	19.66	1.23	M	0.41	4.95	5.49	14.43	33.07	11.02
2022	49.21	20.87	11.02	11.02	10.24	13.78	24.81	37.92	26.04	39.95	32.30	27.06
2023	37.64	90.43	123.12	30.53	21.72	40.32	43.02	37.84	31.08	40.34	36.38	43.26
2024	71.77	19.16	21.45	25.29	23.58	34.53	53.42	33.01	43.96	38.62	25.25	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	57.90	50.50	37.38	21.44	25.93
2012	17.27	26.73	32.02	46.75	50.96	60.69	72.32	67.25	58.37	33.49	20.38	13.36
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	59.54	56.82	39.14	22.95	23.28
2015	13.51	25.90	38.61	43.84	65.41	65.47	66.61	56.24	46.02	38.94	23.34	10.78
2016	18.71	27.27	34.44	44.26	51.88	60.89	61.87	61.78	48.52	31.66	28.12	21.12
2017	21.05	19.28	27.06	41.35	52.23	59.21	61.48	64.33	55.75	39.96	17.86	18.78
2018	15.50	14.80	30.11	38.64	55.23	59.79	67.54	64.13	47.39	39.99	28.24	21.30
2019	25.62	12.75	37.71	40.05	57.15	59.86	64.38	59.37	51.44	35.86	27.89	23.46
2020	13.34	26.23	26.97	37.85	53.15	54.66	60.67	55.33	52.99	35.59	23.76	25.88
2021	21.95	14.84	30.22	41.72	48.01	53.08	64.37	61.04	47.52	33.97	28.31	6.25
2022	18.69	27.86	32.09	33.31	46.32	62.02	64.73	64.31	56.12	45.91	19.53	12.27
2023	26.19	20.85	26.87	37.27	60.88	63.30	69.21	66.41	52.70	38.59	29.04	25.14
2024	11.78	18.90	29.57	37.70	46.70	57.99	64.41	63.05	47.93	33.46	29.05	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	37.82	35.15	25.61	6.08	7.20
2012	-2.45	3.17	5.46	16.50	25.39	35.26	41.01	40.94	34.60	15.77	2.41	-4.63
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	37.68	34.84	26.73	8.34	5.35
2015	-10.01	0.02	8.66	19.55	28.50	39.18	42.79	40.18	33.66	28.17	12.73	2.82
2016	9.99	14.53	18.33	28.10	33.15	41.89	46.86	44.50	35.88	24.11	16.23	2.45
2017	3.37	-2.19	6.33	19.56	30.82	37.68	42.32	42.86	36.58	24.79	1.92	0.91
2018	-1.72	-9.59	3.83	16.14	32.40	38.18	44.03	43.04	30.19	24.65	14.37	4.69
2019	7.80	-15.08	7.78	19.08	30.56	39.56	44.03	38.61	34.10	23.09	10.77	7.58
2020	-4.37	6.55	1.38	14.13	29.57	36.84	42.73	40.87	34.20	20.22	8.53	9.15
2021	5.37	-6.93	10.43	15.37	28.06	29.78	40.95	41.56	34.02	20.04	11.04	-12.22
2022	-1.86	5.05	10.44	10.49	26.01	35.82	44.40	40.11	36.49	30.92	1.40	-8.66
2023	14.70	2.41	0.30	18.37	32.91	39.51	44.45	44.45	35.92	24.43	19.03	13.14
2024	0.95	0.82	8.49	17.80	29.61	38.54	46.63	43.22	36.55	25.28	21.60	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	47.81	42.82	31.49	13.76	16.56
2012	7.41	14.95	18.74	31.63	38.08	47.97	56.66	54.09	46.48	24.63	11.39	4.37
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	48.61	45.83	32.93	15.64	14.31
2015	1.75	12.96	23.64	31.69	46.95	52.33	54.70	47.46	39.84	33.55	18.04	6.80
2016	14.35	20.90	26.39	36.18	42.51	51.39	54.37	53.14	42.20	27.89	22.18	11.78
2017	12.21	8.54	16.69	30.45	41.53	48.44	51.90	53.60	46.17	32.38	9.89	9.85
2018	6.89	2.61	16.97	27.39	43.81	48.98	55.78	53.59	38.79	32.32	21.31	12.99
2019	16.71	-1.16	22.75	29.56	43.86	49.71	54.20	48.99	42.77	29.47	19.33	15.52
2020	4.49	16.39	14.17	25.99	41.36	45.75	51.70	48.10	43.59	27.91	16.15	17.51
2021	13.66	3.96	20.32	28.54	38.04	41.43	52.66	51.30	40.77	27.01	19.67	-2.99
2022	8.42	16.46	21.26	21.90	36.17	48.92	54.56	52.21	46.31	38.42	10.46	1.80
2023	20.45	11.63	13.58	27.82	46.89	51.40	56.83	55.43	44.31	31.51	24.04	19.14
2024	6.36	9.86	19.03	27.75	38.15	48.26	55.52	53.14	42.24	29.37	25.33	M

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
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