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
Sep 1 47° 57° 33° (1964) 70° (1985) 0.09" NA
Sep 2 47° 57° 34° (1984) 68° (1962) 0.09" NA
Sep 3 46° 57° 35° (1984) 65° (1970) 0.08" NA
Sep 4 46° 57° 37° (1982) 68° (1974) 0.08" NA
Sep 5 46° 57° 37° (1962) 68° (1974) 0.08" NA
Sep 6 46° 56° 35° (1971) 70° (1964) 0.08" NA
Sep 7 46° 56° 36° (1958) 65° (1957) 0.08" NA
Sep 8 45° 56° 34° (1970) 64° (1964) 0.08" NA
Sep 9 45° 56° 27° (1970) 64° (1964) 0.08" NA
Sep 10 45° 55° 36° (1973) 65° (1960) 0.08" NA
Sep 11 45° 55° 33° (1950) 63° (1979) 0.08" NA
Sep 12 44° 55° 35° (1972) 65° (1957) 0.08" NA
Sep 13 44° 55° 29° (1964) 68° (1980) 0.08" NA
Sep 14 44° 54° 29° (1971) 65° (1986) 0.08" NA
Sep 15 44° 54° 36° (1962) 65° (1986) 0.08" NA
Sep 16 43° 54° 33° (1983) 60° (1957) 0.08" NA
Sep 17 43° 54° 31° (1976) 65° (1957) 0.08" NA
Sep 18 43° 53° 30° (1972) 62° (1957) 0.08" NA
Sep 19 42° 53° 24° (1972) 60° (1957) 0.08" NA
Sep 20 42° 53° 27° (1972) 60° (1959) 0.08" NA
Sep 21 42° 52° 29° (1972) 63° (1972) 0.08" NA
Sep 22 42° 52° 25° (1972) 67° (1972) 0.09" NA
Sep 23 41° 52° 28° (1973) 67° (1972) 0.09" NA
Sep 24 41° 51° 28° (1973) 61° (1972) 0.09" NA
Sep 25 40° 51° 29° (1983) 60° (1972) 0.09" NA
Sep 26 40° 51° 26° (1983) 61° (1963) 0.09" NA
Sep 27 40° 50° 29° (1958) 68° (1971) 0.09" NA
Sep 28 39° 50° 30° (1970) 60° (1959) 0.09" NA
Sep 29 39° 49° 32° (1961) 62° (1983) 0.09" NA
Sep 30 39° 49° 30° (1977) 59° (1958) 0.09" NA
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