WINCHESTER, IDAHO

Period of Record General Climate Summary - Precipitation

Station:(109846) WINCHESTER
From Year=1965 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 2.08 4.76 1975 0.55 1992 1.08 25/1975 14 7 1 0 19.3 50.0 1966
February 1.60 4.03 1986 0.47 1998 1.45 23/1986 12 6 0 0 13.5 48.6 2011
March 2.50 4.78 2009 0.74 1994 1.06 18/1972 15 8 1 0 17.0 43.5 2009
April 2.71 5.02 1996 0.79 1977 1.30 27/1978 15 8 1 0 10.3 33.8 2008
May 3.00 5.79 2004 1.00 1966 1.68 24/1990 14 8 2 0 2.2 10.0 2010
June 2.19 4.43 1981 0.73 2003 1.54 05/1995 11 6 1 0 0.2 4.3 2002
July 1.14 3.91 1993 0.01 2007 1.20 01/1982 6 3 1 0 0.0 0.0 1965
August 1.12 3.66 1975 0.00 2012 2.12 15/1993 6 3 1 0 0.0 0.0 1965
September 1.32 3.84 2000 0.00 2012 1.38 30/2000 6 4 1 0 0.1 2.5 1968
October 1.86 5.23 1975 0.00 1987 1.25 31/1973 10 5 1 0 1.9 12.0 1971
November 2.32 5.19 1986 0.45 1969 1.40 25/1999 15 8 1 0 13.0 40.5 1973
December 1.92 5.36 1975 0.50 1985 0.98 25/1967 14 6 1 0 17.8 49.5 1984
Annual 23.74 37.66 1975 16.79 2007 2.12 19930815 139 72 10 1 95.2 187.1 1975
Winter 5.60 10.76 1972 1.85 1977 1.45 19860223 41 19 2 0 50.5 119.5 1972
Spring 8.20 11.93 1988 4.48 1992 1.68 19900524 44 24 3 0 29.4 68.9 2008
Summer 4.44 10.13 1993 1.36 1973 2.12 19930815 23 13 2 0 0.2 4.3 2002
Fall 5.49 9.46 1973 1.43 1987 1.40 19991125 31 17 2 0 15.1 48.5 1973
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