Sisters, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 41° -28° (1962) 65° (1971) 1.89" NA
February 23° 44° -22° (1989) 72° (1995) 1.35" NA
March 27° 52° -1° (1996) 78° (1966) 0.98" NA
April 30° 58° 9° (1968) 87° (1987) 0.95" NA
May 35° 66° 11° (1975) 98° (1986) 1.21" NA
June 40° 75° 20° (1976) 103° (1976) 0.86" NA
July 43° 85° 24° (1977) 109° (1976) 0.53" NA
August 43° 85° 25° (1992) 106° (1972) 0.44" NA
September 36° 76° 15° (1985) 103° (1998) 0.48" NA
October 30° 63° -4° (2002) 92° (1980) 1.05" NA
November 27° 47° -16° (1993) 73° (1988) 1.86" NA
December 21° 39° -28° (1990) 64° (1980) 1.97" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 29° 54° -3° (2002) 73° (1988) 0.05" NA
Nov 2 29° 54° -2° (2002) 73° (1959) 0.05" NA
Nov 3 29° 53° 6° (1995) 71° (1981) 0.05" NA
Nov 4 29° 53° 11° (1995) 68° (1975) 0.05" NA
Nov 5 29° 52° 9° (1959) 72° (1980) 0.06" NA
Nov 6 29° 52° 6° (1971) 69° (1980) 0.05" NA
Nov 7 28° 51° 10° (1978) 67° (2006) 0.06" NA
Nov 8 28° 51° 8° (1993) 63° (2004) 0.06" NA
Nov 9 28° 50° 14° (1978) 71° (1959) 0.06" NA
Nov 10 28° 50° 13° (1992) 64° (1989) 0.07" NA
Nov 11 28° 49° 1° (1978) 67° (1989) 0.06" NA
Nov 12 28° 49° -4° (1978) 68° (1989) 0.06" NA
Nov 13 27° 48° -7° (1978) 72° (1990) 0.06" NA
Nov 14 27° 48° -3° (1978) 71° (1999) 0.06" NA
Nov 15 27° 47° -4° (1978) 65° (1995) 0.06" NA
Nov 16 27° 47° 6° (1961) 63° (1999) 0.06" NA
Nov 17 27° 47° 4° (1958) 63° (2008) 0.06" NA
Nov 18 26° 46° 0° (1985) 59° (2002) 0.07" NA
Nov 19 26° 46° 4° (1985) 62° (2003) 0.07" NA
Nov 20 26° 45° -13° (1977) 65° (1989) 0.06" NA
Nov 21 25° 45° 5° (1985) 65° (1989) 0.07" NA
Nov 22 25° 44° 3° (1994) 59° (1958) 0.07" NA
Nov 23 25° 44° -8° (1985) 63° (1959) 0.07" NA
Nov 24 25° 44° -16° (1993) 65° (1959) 0.07" NA
Nov 25 24° 43° -15° (1993) 61° (1963) 0.07" NA
Nov 26 24° 43° -13° (1993) 63° (1963) 0.07" NA
Nov 27 24° 42° -7° (1993) 56° (1966) 0.07" NA
Nov 28 24° 42° 6° (1976) 59° (1980) 0.06" NA
Nov 29 23° 42° 4° (1985) 61° (2008) 0.07" NA
Nov 30 23° 41° 8° (1981) 65° (1972) 0.06" NA
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