ST IGNATIUS, MONTANA

Period of Record General Climate Summary - Temperature

Station:(247286) ST IGNATIUS
From Year=1896 To Year=2010
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 33.3 17.4 25.3 63 06/1914 -34 07/1937 39.7 1953 2.8 1937 0.0 12.3 27.2 4.4
February 38.5 20.6 29.6 69 26/1950 -36 15/1936 39.2 1961 8.0 1936 0.0 6.5 24.4 2.2
March 47.9 26.0 36.9 82 28/1986 -17 09/1932 45.4 1986 27.5 1917 0.0 1.9 24.1 0.8
April 58.8 32.9 45.8 89 25/1910 -5 02/1936 51.9 1934 40.4 1975 0.0 0.0 14.8 0.0
May 67.4 39.5 53.5 96 30/1936 19 01/1954 61.2 1958 47.5 1916 0.1 0.0 4.9 0.0
June 74.8 45.7 60.2 101 18/2003 22 10/2008 66.5 1986 54.9 1943 1.8 0.0 0.4 0.0
July 84.6 49.7 67.2 103 12/1953 30 06/2010 75.8 2007 58.9 1993 8.9 0.0 0.0 0.0
August 83.1 48.3 65.7 103 11/1897 27 25/1910 71.1 1961 60.2 1980 6.7 0.0 0.1 0.0
September 71.6 41.3 56.4 98 01/1967 4 24/1926 63.9 1998 48.7 1965 0.6 0.0 2.9 0.0
October 58.2 33.5 45.9 87 07/1980 -7 31/1935 51.7 1988 38.8 1919 0.0 0.2 13.8 0.0
November 43.0 26.3 34.6 75 06/1916 -27 16/1959 41.5 1932 22.1 1985 0.0 4.2 22.2 0.5
December 35.1 20.4 27.7 67 19/1941 -35 31/1927 36.6 1896 14.7 1983 0.0 11.5 26.9 2.3
Annual 58.0 33.5 45.7 103 18970811 -36 19360215 49.3 1934 41.0 1916 17.9 36.7 161.8 10.2
Winter 35.6 19.5 27.5 69 19500226 -36 19360215 35.2 1953 16.1 1929 0.0 30.3 78.6 8.9
Spring 58.0 32.8 45.4 96 19360530 -17 19320309 51.1 1934 40.2 1955 0.1 2.0 43.8 0.8
Summer 80.8 47.9 64.4 103 18970811 22 20080610 68.9 1961 60.4 1993 17.3 0.0 0.5 0.0
Fall 57.6 33.7 45.7 98 19670901 -27 19591116 49.9 1988 39.3 1985 0.6 4.4 38.9 0.5
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