Jeffrey City, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -39° (1979) 57° (1981) 0.41" NA
February 10° 35° -38° (1985) 60° (1982) 0.35" NA
March 19° 44° -26° (1965) 72° (1986) 0.87" NA
April 25° 54° -18° (1966) 80° (2007) 1.42" NA
May 34° 64° 13° (1964) 92° (1964) 2.25" NA
June 42° 76° 27° (2005) 98° (1964) 1.08" NA
July 48° 85° 32° (1993) 98° (2005) 0.97" NA
August 47° 83° 28° (1964) 96° (1988) 0.64" NA
September 37° 72° 1° (1965) 91° (1998) 0.79" NA
October 28° 59° -6° (1991) 82° (1992) 0.78" NA
November 16° 40° -27° (1993) 67° (1999) 0.66" NA
December 10° 31° -38° (1983) 58° (1980) 0.45" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 42° 78° 27° (1965) 90° (1991) 0.02" NA
Sep 2 42° 77° 29° (1993) 91° (1983) 0.02" NA
Sep 3 41° 77° 31° (2006) 90° (1985) 0.02" NA
Sep 4 41° 76° 28° (1964) 88° (1984) 0.02" NA
Sep 5 40° 76° 30° (1989) 91° (1998) 0.02" NA
Sep 6 40° 75° 27° (1964) 87° (1998) 0.02" NA
Sep 7 40° 75° 29° (2000) 89° (1980) 0.02" NA
Sep 8 39° 75° 29° (1999) 88° (1979) 0.02" NA
Sep 9 39° 74° 28° (1999) 87° (1979) 0.02" NA
Sep 10 39° 74° 29° (2007) 89° (1985) 0.02" NA
Sep 11 38° 73° 27° (1964) 87° (1996) 0.02" NA
Sep 12 38° 73° 27° (1989) 87° (1990) 0.03" NA
Sep 13 37° 72° 25° (1989) 89° (1990) 0.03" NA
Sep 14 37° 72° 22° (1993) 86° (1990) 0.03" NA
Sep 15 37° 72° 25° (1993) 89° (1990) 0.03" NA
Sep 16 36° 71° 20° (1965) 87° (2000) 0.03" NA
Sep 17 36° 71° 17° (1965) 88° (2000) 0.03" NA
Sep 18 36° 70° 1° (1965) 84° (2000) 0.03" NA
Sep 19 36° 70° 14° (1965) 84° (1980) 0.03" NA
Sep 20 35° 70° 10° (1965) 84° (1984) 0.03" NA
Sep 21 35° 69° 16° (1983) 84° (1981) 0.03" NA
Sep 22 35° 69° 19° (1995) 78° (2007) 0.03" NA
Sep 23 34° 69° 21° (2000) 82° (2007) 0.03" NA
Sep 24 34° 68° 21° (2000) 84° (1987) 0.03" NA
Sep 25 34° 68° 18° (1984) 84° (1987) 0.03" NA
Sep 26 34° 68° 22° (1984) 84° (2001) 0.03" NA
Sep 27 33° 67° 14° (1964) 81° (1991) 0.03" NA
Sep 28 33° 67° 19° (1984) 84° (1987) 0.03" NA
Sep 29 33° 66° 23° (1987) 82° (1994) 0.03" NA
Sep 30 33° 66° 11° (1985) 81° (1992) 0.03" NA
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