View Monthly Charts

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 (USC00477115) 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
2007	M	M	M	M	M	M	M	M	M	M	0.03	0.05
2008	M	0.10	1.08	2.69	0.75	1.85	2.76	1.15	2.15	1.96	1.10	2.36
2009	0.21	0.68	0.95	3.57	2.73	M	1.91	3.14	0.47	5.51	0.45	1.76
2010	0.64	0.49	0.51	0.30	1.24	4.64	6.38	2.70	6.76	1.23	0.84	1.46
2011	0.97	0.99	0.00	M	1.59	8.35	0.25	M	M	M	M	M
NCEI Climatology	1.14	0.99	1.80	2.95	3.32	4.24	4.62	3.35	3.79	3.08	1.71	1.56

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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
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
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	24.62	31.41	38.38	63.50	70.75	81.30	82.00	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	25.85
2010	23.14	30.79	45.94	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	71.13	80.88	M	M	M	M	M
NCEI Climatology	20.80	25.78	37.61	50.20	64.81	74.40	78.30	76.09	68.00	53.40	37.79	25.50

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	1.88	9.75	27.88	40.75	50.44	58.00	50.00	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	6.77
2010	5.43	9.47	18.41	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	51.35	58.88	M	M	M	M	M
NCEI Climatology	1.80	3.24	15.01	27.70	41.40	51.30	55.50	52.89	45.30	33.80	22.31	9.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	13.25	20.53	33.12	52.12	60.59	69.65	66.00	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	16.31
2010	14.29	20.13	32.18	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	61.24	69.88	M	M	M	M	M
NCEI Climatology	11.30	14.51	26.31	38.95	53.10	62.85	66.90	64.49	56.65	43.60	30.05	17.50

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
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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

Monthly Plots

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