Port Heiden, Alaska
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 28° -25° (1971) 53° (1963) 1.02" NA
February 16° 28° -22° (1975) 55° (1960) 0.63" NA
March 21° 33° -26° (1971) 51° (1979) 0.93" NA
April 28° 39° -13° (1971) 62° (1965) 0.78" NA
May 35° 47° 11° (1971) 75° (1959) 0.95" NA
June 42° 53° 25° (1975) 81° (1969) 1.37" NA
July 47° 58° 33° (1971) 87° (1971) 2.02" NA
August 48° 59° 31° (1988) 80° (1959) 2.52" NA
September 43° 54° 24° (1972) 70° (1985) 2.51" NA
October 33° 43° -1° (1966) 64° (1970) 2.45" NA
November 26° 37° -13° (1971) 55° (1959) 1.64" NA
December 21° 31° -22° (1961) 59° (1975) 1.44" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 23° 34° 0° (1987) 40° (1983) 0.05" NA
Dec 2 23° 34° -1° (1968) 37° (1985) 0.05" NA
Dec 3 23° 33° -6° (1974) 40° (1979) 0.05" NA
Dec 4 23° 33° -5° (1987) 42° (1983) 0.05" NA
Dec 5 23° 33° -5° (1967) 45° (1983) 0.05" NA
Dec 6 23° 33° -16° (1975) 48° (1978) 0.05" NA
Dec 7 23° 33° -15° (1975) 45° (1978) 0.05" NA
Dec 8 22° 33° -14° (1975) 50° (1961) 0.05" NA
Dec 9 22° 32° -8° (1968) 47° (1961) 0.05" NA
Dec 10 22° 32° -8° (1968) 48° (1985) 0.05" NA
Dec 11 22° 32° -8° (1980) 44° (1985) 0.05" NA
Dec 12 22° 32° -15° (1980) 43° (1967) 0.05" NA
Dec 13 22° 32° -13° (1980) 59° (1975) 0.05" NA
Dec 14 22° 31° -9° (1980) 43° (1985) 0.05" NA
Dec 15 21° 31° 0° (1966) 42° (1985) 0.05" NA
Dec 16 21° 31° -3° (1966) 42° (1984) 0.05" NA
Dec 17 21° 31° -10° (1977) 45° (1986) 0.05" NA
Dec 18 21° 31° -8° (1977) 45° (1951) 0.05" NA
Dec 19 21° 31° -8° (1966) 46° (1983) 0.05" NA
Dec 20 21° 31° -5° (1961) 46° (1983) 0.05" NA
Dec 21 21° 30° -5° (1966) 46° (1983) 0.04" NA
Dec 22 20° 30° -6° (1961) 48° (1984) 0.04" NA
Dec 23 20° 30° -5° (1961) 52° (1970) 0.04" NA
Dec 24 20° 30° 3° (1980) 41° (1950) 0.04" NA
Dec 25 20° 30° -9° (1961) 46° (1967) 0.04" NA
Dec 26 20° 30° -16° (1961) 48° (1985) 0.04" NA
Dec 27 20° 30° -18° (1961) 45° (1967) 0.04" NA
Dec 28 19° 30° -22° (1961) 49° (1967) 0.04" NA
Dec 29 19° 29° -19° (1961) 49° (1967) 0.04" NA
Dec 30 19° 29° -14° (1979) 42° (1950) 0.04" NA
Dec 31 19° 29° -15° (1979) 45° (1949) 0.04" NA
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