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 (USC00114629) 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	0.00
2011	1.00	3.45	3.29	5.29	0.38	1.18	2.18	0.00	0.00	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	0.49	0.64	2.67	0.62	3.73
2015	1.85	1.71	3.58	3.63	8.01	12.99	5.36	1.49	0.25	M	0.34	2.75
2016	M	M	M	M	0.40	M	0.00	M	0.00	0.87	2.21	0.38
2017	2.57	0.13	2.62	11.51	3.48	3.32	3.26	1.72	0.34	1.73	1.83	0.99
2018	1.16	7.09	5.36	2.89	3.52	3.97	2.00	M	M	M	M	0.00
2019	M	M	M	M	M	0.54	M	M	M	M	M	0.00
2020	M	M	M	M	M	M	M	M	M	M	M	0.84
2021	0.80	M	M	M	0.08	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	1.05	2.22	1.60
2023	2.62	1.80	7.20	3.02	1.51	0.65	5.40	6.23	1.09	1.07	M	0.27
2024	M	M	M	M	M	0.00	M	M	M	M	M	M
2025	0.00	0.00	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	2.73	2.43	3.41	4.67	5.18	4.14	4.13	3.34	2.94	3.07	4.01	2.85

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	60.00
2011	36.08	45.46	57.21	68.91	78.57	86.71	96.12	91.00	88.00	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	92.86	82.21	71.96	48.67	46.61
2015	43.32	35.95	55.86	70.38	78.71	84.48	90.44	86.04	88.75	M	67.00	44.00
2016	M	M	M	M	58.00	M	M	M	82.00	77.50	62.54	43.58
2017	46.77	57.58	62.00	72.46	78.86	87.96	93.04	86.14	84.81	73.90	58.05	41.68
2018	39.31	50.91	53.07	61.00	83.25	M	M	M	M	M	M	40.00
2019	M	M	M	M	M	M	M	M	M	M	M	47.25
2020	M	M	M	M	M	M	M	M	M	M	M	48.00
2021	41.67	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	66.00	56.70	42.24
2023	47.18	52.46	54.61	68.96	77.07	87.10	89.77	86.64	82.19	74.37	M	60.00
2024	M	M	M	M	M	90.25	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	40.40	45.96	56.29	67.70	77.01	85.90	89.10	87.79	81.40	69.71	55.59	44.21

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	47.00
2011	20.72	27.62	39.43	46.18	60.71	66.57	74.00	68.75	61.50	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	71.29	54.88	45.67	26.95	31.95
2015	23.57	15.35	32.22	45.39	57.20	67.09	71.82	64.40	64.40	M	46.00	39.00
2016	M	M	M	M	48.00	M	71.00	M	51.00	54.50	36.91	24.26
2017	28.94	32.85	39.30	49.25	57.55	64.54	69.93	62.57	58.62	50.55	34.70	24.73
2018	18.86	29.05	34.33	37.57	60.20	M	M	M	M	M	M	35.00
2019	M	M	M	M	M	M	M	M	M	M	M	29.75
2020	M	M	M	M	M	M	M	M	M	M	M	27.00
2021	29.00	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	38.50	34.52	27.83
2023	30.48	28.77	34.39	43.62	54.29	59.43	67.35	67.11	56.69	48.93	M	40.00
2024	M	M	M	M	M	69.50	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	24.00	27.32	34.80	43.90	54.90	64.30	68.30	65.60	57.70	46.19	36.50	28.29

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	53.50
2011	28.40	36.54	48.32	57.55	69.64	76.64	85.06	79.88	74.75	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	82.07	68.58	58.81	37.78	39.50
2015	33.43	26.18	43.91	57.73	68.04	75.64	81.28	75.22	77.38	M	56.50	41.50
2016	M	M	M	M	53.00	M	M	M	66.50	66.00	49.57	34.12
2017	37.85	45.21	50.65	60.86	68.20	76.31	81.48	74.36	71.71	62.35	46.45	32.92
2018	29.09	39.98	43.70	49.24	71.72	M	M	M	M	M	M	37.50
2019	M	M	M	M	M	M	M	M	M	M	M	38.50
2020	M	M	M	M	M	M	M	M	M	M	M	37.50
2021	35.33	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	52.25	45.61	35.10
2023	38.73	40.62	44.50	56.29	65.68	73.27	78.56	76.88	69.44	61.65	M	50.00
2024	M	M	M	M	M	79.88	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	32.20	36.64	45.55	55.80	65.95	75.10	78.70	76.70	69.55	57.95	46.05	36.25

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