Glasgow, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° -56° (1916) 62° (1919) 0.35" 6.7"
February 10° 28° -59° (1936) 74° (1932) 0.26" 4.2"
March 21° 41° -45° (1897) 81° (1928) 0.47" 4.6"
April 32° 57° -19° (1899) 93° (1952) 0.75" 2.2"
May 43° 68° 15° (1929) 106° (1935) 1.72" 0.7"
June 52° 77° 24° (1919) 110° (1933) 2.2" 0"
July 57° 84° 34° (1904) 113° (1900) 1.78" 0"
August 56° 83° 28° (1928) 108° (1983) 1.25" 0"
September 44° 70° 14° (1928) 103° (1983) 0.98" 0.2"
October 33° 57° -8° (1905) 96° (1943) 0.71" 1"
November 19° 37° -41° (1896) 84° (1903) 0.39" 4.5"
December 25° -47° (1929) 69° (1939) 0.37" 6.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 38° 63° 18° (1913) 89° (1901) 0.04" NA
May 2 38° 63° 18° (1954) 90° (1901) 0.04" NA
May 3 39° 64° 17° (1954) 87° (1918) 0.04" NA
May 4 39° 64° 20° (2002) 91° (1918) 0.04" NA
May 5 39° 64° 20° (1913) 106° (1935) 0.04" NA
May 6 40° 65° 15° (1929) 93° (1992) 0.04" NA
May 7 40° 65° 21° (1929) 93° (1992) 0.05" NA
May 8 40° 65° 16° (1945) 90° (1934) 0.05" NA
May 9 41° 66° 23° (2002) 90° (1900) 0.05" NA
May 10 41° 66° 16° (1946) 95° (1900) 0.05" NA
May 11 41° 66° 23° (1916) 97° (1900) 0.05" NA
May 12 42° 67° 22° (1953) 96° (1941) 0.05" NA
May 13 42° 67° 21° (1904) 98° (1903) 0.05" NA
May 14 43° 67° 20° (1935) 96° (1931) 0.05" NA
May 15 43° 68° 18° (1923) 93° (1931) 0.06" NA
May 16 43° 68° 26° (1923) 97° (1901) 0.06" NA
May 17 43° 68° 22° (1918) 92° (1948) 0.06" NA
May 18 44° 69° 27° (1895) 102° (1948) 0.06" NA
May 19 44° 69° 26° (1968) 94° (1992) 0.06" NA
May 20 44° 69° 28° (1931) 98° (1919) 0.06" NA
May 21 45° 70° 28° (2001) 97° (1980) 0.06" NA
May 22 45° 70° 28° (1903) 99° (1980) 0.06" NA
May 23 45° 70° 27° (1903) 98° (1980) 0.06" NA
May 24 46° 70° 29° (1903) 95° (1929) 0.06" NA
May 25 46° 71° 22° (1903) 95° (1931) 0.06" NA
May 26 46° 71° 27° (1904) 99° (1934) 0.07" NA
May 27 47° 71° 28° (1947) 96° (1934) 0.07" NA
May 28 47° 72° 20° (1947) 97° (1934) 0.07" NA
May 29 47° 72° 29° (1947) 102° (1988) 0.07" NA
May 30 47° 72° 30° (1913) 96° (1984) 0.07" NA
May 31 48° 73° 31° (1954) 94° (1936) 0.07" NA
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