Hays, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 31° -41° (1969) 65° (1968) 0.74" NA
February 12° 36° -32° (1989) 67° (1988) 0.5" NA
March 20° 44° -33° (1960) 72° (1966) 1.16" NA
April 30° 56° -9° (1967) 88° (1980) 1.6" NA
May 39° 66° 11° (1967) 90° (1972) 2.72" NA
June 46° 75° 28° (1983) 99° (1988) 2.6" NA
July 50° 81° 34° (1982) 100° (1963) 1.69" NA
August 49° 80° 32° (1988) 107° (1961) 1.14" NA
September 40° 70° 16° (1957) 95° (1988) 1.42" NA
October 31° 59° -14° (1984) 86° (1987) 0.93" NA
November 18° 42° -31° (1985) 78° (1975) 0.86" NA
December 10° 34° -38° (1972) 65° (1980) 0.76" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 16° 39° -21° (1960) 59° (1973) 0.03" NA
Mar 2 16° 40° -22° (1960) 51° (1981) 0.03" NA
Mar 3 16° 40° -33° (1960) 62° (1968) 0.03" NA
Mar 4 16° 40° -28° (1960) 58° (1968) 0.03" NA
Mar 5 17° 40° -19° (1966) 66° (1968) 0.03" NA
Mar 6 17° 41° -10° (1982) 58° (1968) 0.03" NA
Mar 7 17° 41° -11° (1967) 54° (1968) 0.03" NA
Mar 8 18° 41° -13° (1969) 58° (1977) 0.03" NA
Mar 9 18° 42° 5° (1969) 62° (1983) 0.03" NA
Mar 10 18° 42° -8° (1969) 70° (1983) 0.04" NA
Mar 11 19° 42° 0° (1962) 61° (1983) 0.04" NA
Mar 12 19° 42° -15° (1976) 61° (1981) 0.04" NA
Mar 13 19° 43° -16° (1967) 63° (1972) 0.04" NA
Mar 14 19° 43° -18° (1967) 59° (1966) 0.04" NA
Mar 15 20° 43° -16° (1967) 62° (1981) 0.04" NA
Mar 16 20° 44° -4° (1958) 66° (1968) 0.04" NA
Mar 17 20° 44° -17° (1965) 65° (1972) 0.04" NA
Mar 18 21° 45° -19° (1965) 63° (1972) 0.04" NA
Mar 19 21° 45° -10° (1965) 62° (1966) 0.04" NA
Mar 20 21° 45° -18° (1965) 68° (1988) 0.04" NA
Mar 21 22° 46° -8° (1965) 64° (1988) 0.04" NA
Mar 22 22° 46° -8° (1974) 67° (1963) 0.04" NA
Mar 23 22° 46° -14° (1965) 70° (1977) 0.04" NA
Mar 24 23° 47° -22° (1964) 61° (1977) 0.04" NA
Mar 25 23° 47° -14° (1965) 64° (1973) 0.04" NA
Mar 26 23° 48° -4° (1965) 70° (1960) 0.04" NA
Mar 27 23° 48° 2° (1975) 69° (1966) 0.04" NA
Mar 28 24° 49° -2° (1972) 64° (1966) 0.04" NA
Mar 29 24° 49° -2° (1965) 72° (1966) 0.04" NA
Mar 30 24° 49° 4° (1977) 72° (1966) 0.04" NA
Mar 31 25° 50° 4° (1975) 71° (1964) 0.05" NA
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