Glasgow, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -17° -7° -48.9° (1916) 16.7° (1919) 0.35" 6.7"
February -12° -2° -50.6° (1936) 23.3° (1932) 0.26" 4.2"
March -6° -42.8° (1897) 27.2° (1928) 0.47" 4.6"
April 14° -28.3° (1899) 33.9° (1952) 0.75" 2.2"
May 20° -9.4° (1929) 41.1° (1935) 1.72" 0.7"
June 11° 25° -4.4° (1919) 43.3° (1933) 2.2" 0"
July 14° 29° 1.1° (1904) 45° (1900) 1.78" 0"
August 13° 28° -2.2° (1928) 42.2° (1983) 1.25" 0"
September 21° -10° (1928) 39.4° (1983) 0.98" 0.2"
October 14° -22.2° (1905) 35.6° (1943) 0.71" 1"
November -7° -40.6° (1896) 28.9° (1903) 0.39" 4.5"
December -14° -4° -43.9° (1929) 20.6° (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 3.3° 17.2° -8° (1913) 32° (1901) 0.04" NA
May 2 3.3° 17.2° -8° (1954) 32° (1901) 0.04" NA
May 3 3.9° 17.8° -8° (1954) 31° (1918) 0.04" NA
May 4 3.9° 17.8° -7° (2002) 33° (1918) 0.04" NA
May 5 3.9° 17.8° -7° (1913) 41° (1935) 0.04" NA
May 6 4.4° 18.3° -9° (1929) 34° (1992) 0.04" NA
May 7 4.4° 18.3° -6° (1929) 34° (1992) 0.05" NA
May 8 4.4° 18.3° -9° (1945) 32° (1934) 0.05" NA
May 9 18.9° -5° (2002) 32° (1900) 0.05" NA
May 10 18.9° -9° (1946) 35° (1900) 0.05" NA
May 11 18.9° -5° (1916) 36° (1900) 0.05" NA
May 12 5.6° 19.4° -6° (1953) 36° (1941) 0.05" NA
May 13 5.6° 19.4° -6° (1904) 37° (1903) 0.05" NA
May 14 6.1° 19.4° -7° (1935) 36° (1931) 0.05" NA
May 15 6.1° 20° -8° (1923) 34° (1931) 0.06" NA
May 16 6.1° 20° -3° (1923) 36° (1901) 0.06" NA
May 17 6.1° 20° -6° (1918) 33° (1948) 0.06" NA
May 18 6.7° 20.6° -3° (1895) 39° (1948) 0.06" NA
May 19 6.7° 20.6° -3° (1968) 34° (1992) 0.06" NA
May 20 6.7° 20.6° -2° (1931) 37° (1919) 0.06" NA
May 21 7.2° 21.1° -2° (2001) 36° (1980) 0.06" NA
May 22 7.2° 21.1° -2° (1903) 37° (1980) 0.06" NA
May 23 7.2° 21.1° -3° (1903) 37° (1980) 0.06" NA
May 24 7.8° 21.1° -2° (1903) 35° (1929) 0.06" NA
May 25 7.8° 21.7° -6° (1903) 35° (1931) 0.06" NA
May 26 7.8° 21.7° -3° (1904) 37° (1934) 0.07" NA
May 27 8.3° 21.7° -2° (1947) 36° (1934) 0.07" NA
May 28 8.3° 22.2° -7° (1947) 36° (1934) 0.07" NA
May 29 8.3° 22.2° -2° (1947) 39° (1988) 0.07" NA
May 30 8.3° 22.2° -1° (1913) 36° (1984) 0.07" NA
May 31 8.9° 22.8° -1° (1954) 34° (1936) 0.07" NA
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