Chinook, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -50° (1954) 67° (1984) 0.54" NA
February 34° -44° (1994) 75° (1995) 0.32" NA
March 17° 45° -36° (1960) 82° (2004) 0.56" NA
April 30° 59° -10° (1986) 92° (1980) 0.99" NA
May 41° 69° 11° (1954) 96° (1980) 2.29" NA
June 50° 78° 28° (1979) 104° (1988) 2.29" NA
July 53° 84° 36° (1987) 105° (1960) 1.66" NA
August 51° 84° 29° (1988) 109° (1961) 1.34" NA
September 39° 72° 13° (1995) 104° (1998) 1.43" NA
October 27° 59° -24° (1991) 90° (1992) 0.66" NA
November 13° 40° -38° (1985) 79° (1999) 0.47" NA
December 30° -50° (1989) 66° (1998) 0.51" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 46° 74° 28° (1979) 95° (1977) 0.08" NA
Jun 2 47° 74° 31° (1983) 91° (1986) 0.08" NA
Jun 3 47° 74° 30° (1998) 96° (1988) 0.08" NA
Jun 4 47° 75° 34° (2002) 104° (1988) 0.08" NA
Jun 5 48° 75° 35° (1960) 103° (1988) 0.08" NA
Jun 6 48° 75° 32° (1992) 96° (1988) 0.08" NA
Jun 7 48° 76° 35° (1950) 97° (1977) 0.08" NA
Jun 8 48° 76° 32° (1950) 95° (1996) 0.08" NA
Jun 9 49° 76° 36° (1953) 95° (1956) 0.08" NA
Jun 10 49° 76° 34° (1985) 97° (1956) 0.08" NA
Jun 11 49° 77° 31° (1985) 96° (1956) 0.08" NA
Jun 12 49° 77° 36° (1969) 96° (1979) 0.08" NA
Jun 13 50° 77° 33° (1952) 99° (1988) 0.08" NA
Jun 14 50° 78° 35° (1952) 98° (1987) 0.08" NA
Jun 15 50° 78° 35° (1960) 99° (1987) 0.08" NA
Jun 16 50° 78° 35° (1994) 95° (1961) 0.08" NA
Jun 17 51° 78° 33° (1952) 100° (1961) 0.08" NA
Jun 18 51° 79° 32° (1949) 95° (1963) 0.08" NA
Jun 19 51° 79° 36° (1972) 94° (1956) 0.08" NA
Jun 20 51° 79° 38° (1978) 100° (1988) 0.07" NA
Jun 21 51° 79° 36° (1960) 97° (1993) 0.07" NA
Jun 22 51° 80° 37° (1951) 94° (1954) 0.07" NA
Jun 23 52° 80° 36° (1967) 99° (1971) 0.07" NA
Jun 24 52° 80° 38° (1989) 94° (1970) 0.07" NA
Jun 25 52° 80° 35° (1968) 97° (1961) 0.07" NA
Jun 26 52° 80° 33° (1985) 96° (1986) 0.07" NA
Jun 27 52° 81° 38° (1985) 97° (1958) 0.07" NA
Jun 28 52° 81° 40° (1951) 99° (1966) 0.07" NA
Jun 29 52° 81° 40° (1964) 104° (1984) 0.07" NA
Jun 30 52° 81° 41° (1951) 102° (1990) 0.07" NA
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