YELLOWSTONE PARK, WYOMING

Period of Record General Climate Summary - Temperature

Station:(489905) YELLOWSTONE PARK
From Year=1948 To Year=2006
Monthly Averages Daily Extremes Monthly Extremes Max. Temp. Min. Temp.
Max. Min. Mean High Date Low Date Highest
Mean		 Year Lowest
Mean		 Year >=
90 F		 <=
32 F		 <=
32 F		 <=
0 F
F F F F dd/yyyy
or
yyyymmdd		 F dd/yyyy
or
yyyymmdd		 F - F - # Days # Days # Days # Days
January 29.5 10.2 20.0 52 25/2005 -36 29/1951 29.6 1953 3.7 1949 0.0 17.2 30.1 6.7
February 34.0 12.9 23.4 56 22/1995 -35 03/1989 31.6 1991 12.0 1989 0.0 10.3 27.1 4.4
March 40.1 17.8 28.9 66 20/1999 -25 11/1956 38.7 1986 20.2 1955 0.0 6.1 28.9 2.5
April 49.6 26.0 37.8 78 28/1987 1 08/1982 45.0 1987 28.3 1975 0.0 1.1 23.6 0.0
May 60.4 34.2 47.2 86 29/2003 6 02/1950 53.8 1958 42.0 1950 0.0 0.0 11.7 0.0
June 69.5 41.2 55.3 92 25/1988 21 06/1966 63.2 1988 48.2 1951 0.1 0.0 2.2 0.0
July 80.2 47.0 63.6 99 14/2002 21 14/1976 68.9 2003 54.6 1993 1.9 0.0 0.2 0.0
August 78.7 45.4 62.1 97 15/2003 24 31/1968 67.5 1971 57.0 1968 1.2 0.0 0.5 0.0
September 68.0 37.4 52.7 92 03/1950 9 29/1985 58.9 1990 45.1 1961 0.2 0.1 7.1 0.0
October 55.5 29.4 42.4 80 01/1992 -8 30/1991 48.7 1988 35.4 2002 0.0 0.9 20.0 0.1
November 38.8 19.4 29.1 66 05/1975 -27 13/1959 38.3 1999 19.4 1985 0.0 7.7 27.2 1.7
December 30.6 12.2 21.4 52 16/1962 -35 22/1990 28.0 1950 9.0 1990 0.0 16.3 30.0 4.7
Annual 52.9 27.8 40.3 99 20020714 -36 19510129 42.4 2005 37.8 1951 3.4 59.8 208.5 20.0
Winter 31.4 11.8 21.6 56 19950222 -36 19510129 26.8 1958 10.9 1949 0.0 43.9 87.2 15.7
Spring 50.0 26.0 38.0 86 20030529 -25 19560311 44.5 1992 31.8 1975 0.0 7.3 64.1 2.5
Summer 76.1 44.5 60.3 99 20020714 21 19660606 64.3 1988 55.1 1993 3.2 0.0 2.8 0.0
Fall 54.1 28.8 41.4 92 19500903 -27 19591113 46.5 1963 35.4 1985 0.2 8.6 54.4 1.8
Table updated on Jul 28, 2006
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