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 (USW00023162) within the current 1991-2020 dataset.

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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	0.95	0.74	1.33	0.03	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	0.00	M	M	M	M	M	M	M	M
NCEI Climatology	0.63	0.66	0.80	0.94	0.92	0.48	0.35	0.54	0.71	0.91	0.50	0.59

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
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	20.30
2011	33.17	44.98	56.80	62.48	68.48	84.79	94.07	95.38	84.02	68.56	52.69	38.40
2012	46.46	47.25	60.98	69.76	79.82	92.27	96.73	94.42	84.22	70.32	55.54	49.38
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	47.46	57.64	64.37	68.79	73.25	89.66	M	M	M	M	M	M
NCEI Climatology	39.10	46.70	58.00	64.90	75.51	86.70	95.10	92.90	82.20	67.49	51.40	39.40

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	14.60
2011	11.64	19.91	28.30	31.29	37.16	45.34	58.46	59.72	46.97	33.92	22.10	10.26
2012	13.73	18.65	28.31	33.84	40.09	49.81	60.47	60.65	47.81	35.13	24.53	28.37
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	23.06	24.56	27.42	31.69	42.90	55.95	M	M	M	M	M	M
NCEI Climatology	15.70	20.70	27.10	32.59	40.90	49.29	57.40	55.60	45.60	33.39	22.80	14.80

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	17.45
2011	22.41	32.44	42.55	46.88	52.82	65.07	76.27	77.55	65.50	51.24	37.51	24.31
2012	30.38	32.95	44.65	51.80	59.96	71.04	78.60	77.53	66.01	52.73	40.03	38.88
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	35.26	41.10	45.89	50.24	58.08	72.81	M	M	M	M	M	M
NCEI Climatology	27.40	33.70	42.55	48.75	58.20	67.99	76.25	74.25	63.90	50.44	37.10	27.10

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