UMIAT, ALASKA

Period of Record General Climate Summary - Temperature

Station:(509539) UMIAT
From Year=1949 To Year=2001
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 -12.7 -28.9 -20.8 37 31/1981 -62 16/1951 -1.6 1981 -37.3 1990 0.0 30.8 30.7 29.3
February -13.8 -31.2 -22.5 37 04/1982 -66 16/1987 7.6 1989 -42.1 1984 0.0 27.9 28.1 26.8
March -6.7 -26.8 -16.7 40 21/1998 -63 13/2001 -1.8 1996 -29.7 1977 0.0 30.6 30.6 29.2
April 11.5 -11.0 0.2 51 26/1995 -50 05/1986 17.5 1998 -16.6 1985 0.0 26.7 29.6 22.1
May 32.4 15.7 24.1 73 26/1990 -22 03/1952 35.6 1990 15.7 1952 0.0 16.0 28.9 4.0
June 57.5 37.0 47.3 88 21/1991 9 02/1994 52.5 1980 39.2 1952 0.0 0.2 9.6 0.0
July 66.2 42.5 54.4 92 14/1993 24 20/1984 60.7 1993 49.2 1980 0.0 0.0 2.3 0.0
August 57.7 37.2 47.4 90 04/1999 5 15/1997 55.8 1979 41.5 1996 0.1 0.1 8.1 0.0
September 41.4 26.1 33.8 75 18/1995 4 23/1983 39.4 1998 24.2 1992 0.0 6.0 25.0 0.0
October 18.2 2.4 10.3 52 02/1991 -38 29/1988 22.3 1993 -2.0 1988 0.0 27.4 30.9 13.5
November -0.7 -16.8 -8.8 43 23/1952 -56 28/1986 9.8 1950 -28.4 1988 0.0 29.0 29.4 25.0
December -11.9 -28.0 -20.0 37 29/1982 -58 23/1997 -10.4 1977 -35.4 1991 0.0 30.6 30.5 29.2
Annual 19.9 1.5 10.7 92 19930714 -66 19870216 14.8 1950 5.5 1984 0.1 225.2 283.7 179.2
Winter -12.8 -29.4 -21.1 37 19810131 -66 19870216 -12.3 1989 -29.5 1990 0.0 89.3 89.3 85.3
Spring 12.4 -7.4 2.5 73 19900526 -63 20010313 12.7 1990 -5.5 1986 0.0 73.3 89.1 55.3
Summer 60.5 38.9 49.7 92 19930714 5 19970815 54.0 1979 46.8 1952 0.1 0.2 20.0 0.0
Fall 19.6 3.9 11.7 75 19950918 -56 19861128 20.5 1979 0.8 1988 0.0 62.4 85.2 38.5
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