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Waterfowl and Habitat Changes
After 40 Years on the Waubay Study Area

Table 1. Average monthly precipitation (cm, inches) at Waubay National Wildlife Refuge, Day County, South Dakota, 1954-1993.
	PRECIPITATION
	cm	inches
January	1.17	0.46
February	1.30	0.51
March	2.31	0.91
April	4.72	1.86
May	7.09	2.79
June	9.42	3.71
July	8.03	3.16
August	6.96	2.74
September	4.37	1.72
October	3.28	1.29
November	1.85	0.73
December	1.12	0.44
April-August	36.22	14.26
Total	51.62	20.32

U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/birds/waubay/tab1.htm
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Page Last Modified: Friday, 01-Feb-2013 20:03:51 EST
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