STEPHAN 2 NW, SOUTH DAKOTA

Period of Record General Climate Summary - Precipitation

Station:(397992) STEPHAN
From Year=1903 To Year=2012
Precipitation Total Snowfall
Mean High Year Low Year 1 Day Max. >=
0.01 in.		 >=
0.10 in.		 >=
0.50 in.		 >=
1.00 in.		 Mean High Year
in. in. - in. - in. dd/yyyy
or
yyyymmdd		 # Days # Days # Days # Days in. in. -
January 0.43 1.90 1907 0.00 1911 1.16 04/1997 3 2 0 0 5.2 22.0 1975
February 0.56 2.01 1987 0.00 1968 1.58 18/1991 3 2 0 0 6.5 22.0 1994
March 0.99 3.93 1982 0.00 2012 2.20 31/2009 4 2 1 0 6.5 35.0 1975
April 1.89 5.73 1964 0.09 1992 2.07 28/1964 6 4 1 0 2.8 24.0 1995
May 2.85 7.82 1962 0.27 1992 2.82 15/1962 8 6 2 1 0.1 2.7 1907
June 3.16 7.43 1914 0.44 1907 3.00 21/2011 8 6 2 1 0.0 0.0 1906
July 2.81 8.36 1968 0.24 2007 4.52 26/1968 7 5 2 1 0.0 0.0 1906
August 2.09 6.49 1906 0.05 2001 3.40 30/1971 6 4 1 0 0.0 0.0 1906
September 1.63 7.06 1996 0.00 1979 3.10 19/1996 5 3 1 0 0.0 2.0 1985
October 1.42 7.07 1998 0.00 1917 2.25 29/1996 4 3 1 0 0.8 9.0 1995
November 0.53 2.78 2005 0.00 1907 1.65 28/2005 3 2 0 0 3.4 36.0 1985
December 0.41 1.42 1909 0.00 1905 0.65 26/1988 3 2 0 0 4.7 21.5 1983
Annual 18.76 27.92 1998 10.36 1974 4.52 19680726 60 41 12 4 30.1 101.0 1985
Winter 1.40 3.71 1969 0.05 1974 1.58 19910218 10 5 0 0 16.4 41.5 1989
Spring 5.72 11.12 1999 1.02 1992 2.82 19620515 18 13 4 1 9.4 37.0 1975
Summer 8.06 13.19 1915 1.81 1976 4.52 19680726 21 15 5 2 0.0 0.0 1906
Fall 3.58 11.28 1996 0.32 1904 3.10 19960919 11 8 2 1 4.3 38.0 1985
Table updated on Oct 31, 2012
For monthly and annual means, thresholds, and sums:
Months with 5 or more missing days are not considered
Years with 1 or more missing months are not considered
Seasons are climatological not calendar seasons
Winter = Dec., Jan., and Feb. Spring = Mar., Apr., and May
Summer = Jun., Jul., and Aug. Fall = Sep., Oct., and Nov. 






Western Regional Climate Center, wrcc@dri.edu