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 (USW00014607) 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	M	M	M	0.17	1.77
2012	3.45	1.61	0.87	5.66	5.17	8.91	2.13	3.98	3.50	7.47	1.24	2.77
2013	1.31	1.77	2.22	1.61	8.11	8.77	9.29	5.88	10.56	2.38	4.59	2.74
2014	4.24	2.01	1.76	5.15	4.22	3.00	9.95	2.52	3.54	7.84	4.61	5.07
2015	1.22	1.08	1.36	2.98	3.75	5.33	3.88	6.59	3.91	6.34	1.93	3.55
2016	1.26	3.69	4.75	3.22	3.34	3.80	9.52	6.83	3.27	0.46	1.12	0.13
2017	0.03	0.62	0.00	3.92	5.04	4.61	3.60	3.64	5.00	8.25	2.07	3.02
2018	0.00	0.00	0.00	0.94	3.01	2.48	2.32	4.75	1.71	2.83	2.41	0.00
2019	0.05	0.00	0.00	5.14	3.73	2.97	3.25	3.39	4.54	3.04	1.41	0.00
2020	0.24	0.00	0.00	0.00	1.59	0.98	2.84	3.09	0.30	8.56	3.19	0.00
2021	0.00	0.00	0.00	1.50	3.70	3.55	3.26	1.66	10.21	M	M	M
2022	M	0.00	0.00	M	M	0.36	0.00	M	M	M	M	M
2023	M	M	M	M	0.02	M	M	M	0.00	0.00	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	2.95	2.52	2.77	2.99	3.46	3.89	4.23	3.61	3.44	3.99	3.35	3.60

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
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
2011	M	M	M	M	M	M	M	M	M	M	37.14	29.69
2012	21.87	24.83	39.45	49.17	61.58	68.71	78.19	78.48	67.10	53.58	38.24	27.06
2013	19.55	24.68	35.45	44.52	63.03	68.50	77.77	72.74	65.17	54.77	37.13	18.87
2014	17.63	21.11	24.16	44.00	59.52	71.68	77.29	75.57	65.33	52.77	34.67	28.84
2015	16.45	9.44	27.58	44.52	66.18	64.22	73.37	77.03	72.50	48.73	40.00	31.26
2016	23.73	26.38	30.55	43.93	61.97	70.31	75.81	75.66	68.14	63.73	37.43	23.60
2017	21.97	23.29	27.70	45.86	59.57	70.19	75.35	73.68	69.80	58.42	37.21	20.69
2018	18.13	30.29	33.93	42.23	62.32	68.55	81.00	78.23	66.80	46.03	32.30	23.86
2019	18.13	20.21	31.81	43.60	55.90	68.69	79.00	75.00	62.45	51.16	33.33	24.81
2020	21.06	24.17	29.65	42.57	59.26	75.07	79.06	77.03	66.33	50.06	40.83	30.68
2021	25.07	24.67	34.87	50.77	62.03	74.47	73.77	79.21	67.10	56.26	41.38	26.13
2022	13.83	23.79	32.03	44.33	64.48	67.76	78.07	75.06	66.10	59.97	41.37	30.84
2023	25.35	21.54	34.93	48.97	52.33	84.67	M	M	M	M	M	M
2024	M	17.50	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	20.80	24.26	34.29	47.69	63.01	72.09	77.10	75.69	67.29	53.21	39.50	27.50

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	M	M	M	18.14	12.69
2012	2.61	3.28	18.06	30.87	43.61	50.43	56.00	56.48	44.33	37.19	22.55	11.97
2013	-0.29	5.46	20.94	26.03	42.13	47.57	56.10	51.55	46.17	34.77	21.48	4.63
2014	0.20	-0.30	0.77	27.55	40.94	50.75	57.32	54.20	43.60	36.23	22.17	14.65
2015	-5.03	-7.74	3.97	25.86	42.68	47.12	53.73	57.13	49.53	29.67	27.40	20.52
2016	6.03	4.62	12.68	23.87	41.94	50.17	55.94	55.27	47.93	38.45	29.29	7.23
2017	6.65	1.54	8.50	31.34	41.25	49.88	53.94	51.42	49.13	37.71	18.69	4.34
2018	1.33	6.46	20.07	24.13	37.58	46.14	58.65	56.13	43.83	30.06	19.79	5.93
2019	-0.90	-0.79	6.74	28.30	37.81	47.69	55.87	52.74	42.17	34.00	19.27	10.90
2020	7.68	2.45	13.06	26.13	38.84	50.03	57.77	52.53	42.60	32.97	25.20	17.23
2021	12.07	5.33	14.52	31.00	39.45	51.47	52.77	56.66	47.10	38.90	25.69	9.77
2022	-4.90	0.82	13.77	29.87	40.94	49.24	55.27	55.29	45.77	36.90	24.83	17.87
2023	11.74	-1.32	18.13	29.70	39.50	40.00	M	M	35.50	M	M	M
2024	M	8.00	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	2.59	4.56	15.60	29.40	41.39	50.61	56.30	54.10	45.90	35.90	25.61	12.30

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	M	M	M	27.64	21.19
2012	12.24	14.05	28.76	40.02	52.60	59.57	67.10	67.48	55.72	45.39	30.40	19.52
2013	9.63	15.07	28.19	35.28	52.58	58.04	66.94	62.15	55.67	44.77	29.38	11.75
2014	8.92	10.41	12.47	35.78	50.23	61.21	67.31	64.88	54.47	44.50	28.42	21.74
2015	5.71	0.85	15.77	35.19	54.43	55.46	63.55	67.08	61.02	39.20	33.70	25.89
2016	14.88	15.50	21.61	33.90	51.95	60.24	65.87	65.38	58.03	51.09	33.36	15.42
2017	14.31	12.41	18.10	38.60	50.41	60.19	64.65	62.55	59.47	48.06	27.95	12.52
2018	9.73	18.38	27.00	33.18	49.95	57.34	69.82	67.18	55.32	38.05	26.22	14.90
2019	8.61	9.71	19.27	35.95	46.85	58.19	67.44	63.87	52.31	42.58	26.30	17.85
2020	14.37	13.31	21.36	34.35	49.05	62.55	68.42	64.78	54.47	41.52	33.02	23.95
2021	18.57	15.00	24.69	40.88	50.74	62.97	63.27	67.93	57.10	47.58	33.53	17.95
2022	4.47	12.30	22.90	37.10	52.71	58.50	66.67	65.18	55.93	48.44	33.10	24.35
2023	18.55	10.11	26.53	39.33	45.92	55.50	M	M	M	M	M	M
2024	M	17.50	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	11.70	14.41	24.94	38.55	52.20	61.35	66.70	64.90	56.59	44.55	32.55	19.90

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
2025	M	M	M	M	M	M	M	M	M	M	M	M