Thief River Falls, Minnesota
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° 12° -42° (1996) 44° (1990) 0.22" NA
February 21° -45° (1996) 54° (2000) 0.28" NA
March 15° 34° -29° (2003) 67° (2000) 0.44" NA
April 30° 53° -10° (1975) 98° (1980) 0.96" NA
May 43° 70° 19° (2005) 97° (1980) 2.59" NA
June 52° 77° 30° (1996) 99° (1995) 3.39" NA
July 56° 81° 35° (2001) 104° (1988) 3.43" NA
August 55° 80° 31° (2004) 101° (1989) 3.14" NA
September 45° 68° 23° (1989) 97° (1978) 2.44" NA
October 33° 54° 6° (1991) 86° (1992) 1.68" NA
November 17° 32° -29° (1985) 69° (1999) 0.86" NA
December 17° -36° (1973) 53° (1982) 0.26" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 50° 74° 35° (1994) 89° (1978) 0.09" NA
Sep 2 50° 74° 38° (1994) 94° (1983) 0.09" NA
Sep 3 49° 73° 40° (1982) 92° (1978) 0.09" NA
Sep 4 49° 73° 35° (1981) 92° (1978) 0.09" NA
Sep 5 49° 73° 38° (1984) 97° (1978) 0.09" NA
Sep 6 48° 72° 37° (1986) 96° (1978) 0.09" NA
Sep 7 48° 72° 36° (1979) 90° (2002) 0.09" NA
Sep 8 48° 71° 34° (1995) 93° (1978) 0.09" NA
Sep 9 47° 71° 31° (2006) 92° (1978) 0.09" NA
Sep 10 47° 70° 30° (1993) 91° (1998) 0.09" NA
Sep 11 46° 70° 32° (1989) 92° (1990) 0.09" NA
Sep 12 46° 69° 34° (2007) 90° (1990) 0.08" NA
Sep 13 46° 69° 28° (1986) 82° (1997) 0.08" NA
Sep 14 45° 68° 33° (1995) 84° (2006) 0.08" NA
Sep 15 45° 68° 31° (1973) 83° (1987) 0.08" NA
Sep 16 45° 68° 24° (1973) 88° (1979) 0.08" NA
Sep 17 44° 67° 29° (1973) 89° (1998) 0.08" NA
Sep 18 44° 67° 31° (1973) 89° (1989) 0.08" NA
Sep 19 43° 66° 32° (2006) 87° (2004) 0.08" NA
Sep 20 43° 66° 28° (1973) 82° (2004) 0.08" NA
Sep 21 43° 66° 27° (1973) 79° (1984) 0.08" NA
Sep 22 42° 65° 26° (1995) 82° (1999) 0.08" NA
Sep 23 42° 65° 23° (1989) 88° (2007) 0.08" NA
Sep 24 42° 64° 29° (1985) 83° (1990) 0.07" NA
Sep 25 41° 64° 29° (1985) 80° (1990) 0.07" NA
Sep 26 41° 64° 24° (1984) 87° (1990) 0.07" NA
Sep 27 41° 63° 27° (1980) 84° (1990) 0.07" NA
Sep 28 40° 63° 25° (1992) 82° (1995) 0.07" NA
Sep 29 40° 63° 26° (1993) 76° (1973) 0.07" NA
Sep 30 40° 62° 26° (2003) 87° (1989) 0.07" NA
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