Harlem, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -50° (1969) 65° (2005) 0.41" NA
February 35° -48° (1994) 74° (1995) 0.32" NA
March 19° 47° -37° (1996) 82° (2004) 0.38" NA
April 29° 60° -10° (1967) 92° (2001) 0.73" NA
May 40° 70° 10° (1954) 98° (1980) 1.96" NA
June 48° 79° 26° (1951) 107° (1988) 2.2" NA
July 51° 85° 36° (1951) 106° (1960) 1.81" NA
August 50° 85° 30° (1950) 107° (1998) 1.02" NA
September 39° 73° 13° (1995) 102° (1983) 1.35" NA
October 29° 61° -20° (1991) 90° (1960) 0.55" NA
November 15° 41° -35° (1985) 80° (1999) 0.39" NA
December 30° -44° (1983) 69° (1951) 0.41" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 45° 80° 33° (1994) 102° (1983) 0.04" NA
Sep 2 45° 79° 30° (1974) 100° (1948) 0.04" NA
Sep 3 44° 79° 25° (1962) 97° (1960) 0.04" NA
Sep 4 44° 78° 28° (1962) 98° (1967) 0.04" NA
Sep 5 43° 78° 27° (1956) 100° (1967) 0.04" NA
Sep 6 43° 77° 30° (1949) 100° (1988) 0.05" NA
Sep 7 42° 77° 31° (1986) 96° (1957) 0.05" NA
Sep 8 42° 76° 31° (1960) 94° (1994) 0.05" NA
Sep 9 42° 76° 22° (1962) 97° (1998) 0.05" NA
Sep 10 41° 75° 19° (1955) 94° (1981) 0.05" NA
Sep 11 41° 75° 23° (1989) 94° (1958) 0.05" NA
Sep 12 40° 74° 19° (1949) 94° (1981) 0.05" NA
Sep 13 40° 74° 20° (1970) 91° (1959) 0.05" NA
Sep 14 39° 74° 28° (1951) 92° (1948) 0.05" NA
Sep 15 39° 73° 25° (1970) 93° (2000) 0.05" NA
Sep 16 39° 73° 25° (1980) 93° (1998) 0.05" NA
Sep 17 38° 72° 27° (1965) 92° (1964) 0.05" NA
Sep 18 38° 72° 19° (1991) 93° (1966) 0.05" NA
Sep 19 38° 72° 23° (1957) 92° (1981) 0.05" NA
Sep 20 37° 71° 24° (1995) 87° (1981) 0.05" NA
Sep 21 37° 71° 13° (1995) 87° (1999) 0.05" NA
Sep 22 37° 70° 22° (1995) 90° (1948) 0.04" NA
Sep 23 36° 70° 21° (1965) 94° (1992) 0.04" NA
Sep 24 36° 70° 18° (1961) 90° (1997) 0.04" NA
Sep 25 36° 69° 21° (1984) 92° (2001) 0.04" NA
Sep 26 35° 69° 26° (1960) 95° (1952) 0.04" NA
Sep 27 35° 69° 14° (1961) 91° (1962) 0.04" NA
Sep 28 35° 68° 15° (1984) 90° (1967) 0.04" NA
Sep 29 35° 68° 16° (1984) 91° (1967) 0.04" NA
Sep 30 34° 68° 21° (1958) 91° (1963) 0.03" NA
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