Portland, North Dakota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -4° 16° -41° (1912) 52° (1942) 0.72" 7.9"
February 25° -40° (1936) 60° (1958) 0.62" 5.6"
March 16° 37° -32° (1962) 81° (1946) 1.08" 7.3"
April 30° 56° -9° (1979) 99° (1980) 1.38" 2.2"
May 44° 71° 12° (1926) 104° (1939) 2.29" 0.1"
June 53° 79° 26° (1917) 105° (1933) 3.5" 0"
July 57° 83° 37° (1983) 114° (1936) 2.73" 0"
August 55° 82° 30° (1915) 104° (1983) 2.85" 0"
September 45° 71° 15° (1929) 102° (1978) 1.98" 0"
October 34° 57° -9° (1919) 94° (1934) 1.77" 0.7"
November 18° 36° -30° (1964) 75° (1978) 0.86" 5"
December 21° -36° (1983) 57° (1939) 0.6" 6.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 38° 65° 17° (1958) 92° (1934) 0.05" NA
May 2 38° 66° 18° (1967) 93° (1959) 0.06" NA
May 3 38° 66° 12° (1926) 90° (1959) 0.06" NA
May 4 39° 67° 22° (1924) 92° (1985) 0.06" NA
May 5 39° 67° 17° (1929) 97° (1926) 0.06" NA
May 6 40° 68° 18° (1925) 96° (1926) 0.06" NA
May 7 40° 68° 18° (1929) 91° (1928) 0.06" NA
May 8 41° 69° 18° (1929) 93° (1934) 0.06" NA
May 9 41° 69° 20° (1945) 95° (1934) 0.06" NA
May 10 41° 69° 21° (1981) 94° (1987) 0.06" NA
May 11 42° 70° 19° (1946) 94° (1987) 0.06" NA
May 12 42° 70° 18° (1918) 88° (1977) 0.07" NA
May 13 43° 71° 23° (1945) 92° (1932) 0.07" NA
May 14 43° 71° 26° (1921) 93° (1932) 0.07" NA
May 15 43° 71° 27° (1914) 96° (1987) 0.07" NA
May 16 44° 72° 22° (1983) 89° (1917) 0.07" NA
May 17 44° 72° 24° (1925) 93° (1972) 0.07" NA
May 18 45° 72° 26° (2002) 93° (1934) 0.07" NA
May 19 45° 73° 24° (1926) 94° (1948) 0.08" NA
May 20 45° 73° 28° (1918) 92° (1925) 0.08" NA
May 21 46° 73° 31° (1931) 100° (1964) 0.08" NA
May 22 46° 74° 23° (1963) 96° (1980) 0.08" NA
May 23 46° 74° 25° (1929) 97° (1928) 0.08" NA
May 24 47° 74° 24° (1949) 98° (1928) 0.09" NA
May 25 47° 74° 27° (1924) 90° (1941) 0.09" NA
May 26 47° 75° 30° (1961) 93° (1931) 0.09" NA
May 27 48° 75° 28° (1917) 97° (1934) 0.09" NA
May 28 48° 75° 26° (1947) 96° (1913) 0.09" NA
May 29 48° 75° 32° (1930) 104° (1939) 0.1" NA
May 30 49° 76° 30° (1930) 102° (1934) 0.1" NA
May 31 49° 76° 30° (1924) 100° (1934) 0.1" NA
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