HAMILTON, MONTANA

Period of Record General Climate Summary - Temperature

Station:(243885) HAMILTON
From Year=1895 To Year=2004
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 34.8 16.6 25.7 63 30/1989 -36 21/1937 39.0 1953 4.7 1937 0.0 10.6 27.7 4.5
February 40.5 20.2 30.3 71 01/1934 -39 04/1899 38.6 1991 10.8 1936 0.0 5.2 25.1 2.0
March 49.1 26.4 37.8 82 18/1941 -14 26/1955 48.7 1918 26.7 1917 0.0 1.6 24.3 0.5
April 59.3 32.9 46.1 90 18/1936 1 01/1936 54.4 1910 39.6 1975 0.0 0.0 14.7 0.0
May 67.9 39.7 53.8 102 30/1936 0 14/1901 62.8 1924 49.1 1933 0.3 0.0 4.3 0.0
June 74.9 45.9 60.4 100 15/1933 24 06/1924 66.4 1986 54.5 1908 1.8 0.0 0.3 0.0
July 84.7 50.5 67.6 105 23/1895 31 07/1971 84.5 1924 58.8 1993 9.1 0.0 0.0 0.0
August 83.1 48.9 66.0 103 24/1969 19 18/1895 80.4 1924 60.5 1907 6.8 0.0 0.2 0.0
September 72.3 41.6 56.9 98 07/1931 10 07/1895 77.9 1901 44.1 1895 0.7 0.0 3.1 0.0
October 60.0 33.4 46.7 90 01/1901 -1 30/1935 76.0 1901 40.5 1905 0.0 0.2 14.7 0.0
November 44.9 24.8 34.9 76 12/1999 -24 16/1955 46.3 1899 23.9 1985 0.0 3.4 23.9 0.7
December 36.0 18.6 27.3 66 12/1921 -31 17/1964 35.9 1929 13.4 1983 0.0 10.0 28.1 2.5
Annual 58.9 33.3 46.1 105 18950723 -39 18990204 50.0 1934 43.0 1955 18.8 30.9 166.4 10.3
Winter 37.1 18.5 27.8 71 19340201 -39 18990204 36.0 1934 17.2 1949 0.0 25.8 80.9 9.1
Spring 58.7 33.0 45.9 102 19360530 -14 19550326 52.6 1910 40.1 1955 0.3 1.6 43.3 0.5
Summer 80.9 48.4 64.7 105 18950723 19 18950818 76.9 1924 59.4 1993 17.8 0.0 0.5 0.0
Fall 59.1 33.2 46.2 98 19310907 -24 19551116 52.3 1899 39.4 1985 0.7 3.6 41.7 0.7
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