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 (USW00003145) 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	0.39
2011	0.00	0.33	0.00	0.14	0.00	0.00	0.12	0.00	0.67	0.01	0.12	0.23
2012	0.00	0.00	0.05	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.39	0.40	0.39	0.14	0.06	0.01	0.24	0.20	0.68	0.13	0.23	0.43

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
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	71.54
2011	72.00	70.00	80.42	86.90	89.35	100.87	104.35	106.81	102.80	93.84	76.47	67.06
2012	74.87	74.55	76.63	M	M	M	M	M	M	M	M	M
NCEI Climatology	69.80	73.51	80.21	86.39	94.31	103.30	106.69	106.40	101.40	90.20	77.70	67.79

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	43.58
2011	40.40	36.75	45.55	52.80	55.42	65.30	75.87	78.35	71.13	58.30	45.47	36.29
2012	40.30	41.00	43.46	M	M	M	M	M	M	M	M	M
NCEI Climatology	47.90	50.47	55.00	59.80	66.90	75.00	82.60	83.20	77.59	65.70	54.40	46.80

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	57.56
2011	56.20	53.38	62.98	69.85	72.39	83.08	90.11	92.58	86.97	76.18	60.97	51.68
2012	57.63	59.41	60.62	M	M	M	M	M	M	M	M	M
NCEI Climatology	58.85	61.99	67.60	73.09	80.60	89.15	94.65	94.80	89.50	77.95	66.05	57.30

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