Newcastle, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 31° -31° (1997) 58° (1986) 0.49" NA
February 35° -42° (1982) 62° (1982) 0.68" NA
March 15° 41° -31° (1996) 68° (1989) 1" NA
April 23° 50° -16° (1997) 78° (1989) 2.19" NA
May 32° 60° 6° (1997) 82° (1992) 3.55" NA
June 40° 70° 21° (1985) 92° (1988) 3.31" NA
July 44° 78° 26° (1987) 92° (1989) 2.73" NA
August 42° 76° 20° (1988) 91° (1995) 2.3" NA
September 32° 66° 5° (1985) 87° (2000) 1.6" NA
October 23° 54° -16° (1991) 82° (1992) 1.66" NA
November 13° 39° -29° (1986) 72° (1999) 0.82" NA
December 33° -45° (1990) 63° (1990) 0.57" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 36° 65° 24° (1982) 74° (1997) 0.12" NA
Jun 2 37° 66° 22° (1984) 76° (1997) 0.12" NA
Jun 3 37° 66° 28° (1987) 76° (1986) 0.12" NA
Jun 4 37° 66° 28° (1985) 76° (1987) 0.12" NA
Jun 5 37° 67° 24° (1998) 82° (1987) 0.12" NA
Jun 6 38° 67° 24° (1983) 85° (1988) 0.12" NA
Jun 7 38° 67° 27° (1982) 86° (1988) 0.12" NA
Jun 8 38° 68° 28° (1992) 84° (1985) 0.12" NA
Jun 9 38° 68° 25° (1982) 87° (2000) 0.11" NA
Jun 10 39° 68° 26° (1982) 81° (1996) 0.11" NA
Jun 11 39° 69° 24° (1995) 78° (1988) 0.11" NA
Jun 12 39° 69° 21° (1985) 78° (1996) 0.11" NA
Jun 13 39° 69° 29° (1993) 83° (1994) 0.11" NA
Jun 14 40° 70° 30° (1993) 83° (1995) 0.11" NA
Jun 15 40° 70° 27° (1983) 84° (1995) 0.11" NA
Jun 16 40° 70° 29° (1999) 85° (1989) 0.11" NA
Jun 17 40° 71° 32° (1985) 84° (1988) 0.11" NA
Jun 18 40° 71° 29° (1985) 83° (1986) 0.11" NA
Jun 19 41° 71° 21° (1985) 89° (1989) 0.11" NA
Jun 20 41° 72° 33° (1982) 87° (1988) 0.11" NA
Jun 21 41° 72° 33° (1998) 85° (1988) 0.11" NA
Jun 22 41° 72° 27° (1986) 87° (1988) 0.11" NA
Jun 23 41° 73° 26° (1989) 87° (1988) 0.11" NA
Jun 24 42° 73° 26° (1993) 92° (1988) 0.1" NA
Jun 25 42° 73° 28° (1987) 88° (1988) 0.1" NA
Jun 26 42° 73° 30° (1987) 83° (1990) 0.1" NA
Jun 27 42° 74° 30° (1995) 89° (1990) 0.1" NA
Jun 28 42° 74° 25° (1985) 83° (1990) 0.1" NA
Jun 29 42° 74° 32° (1985) 83° (1990) 0.1" NA
Jun 30 42° 75° 25° (1995) 85° (1990) 0.1" NA
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