Vernonia, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 44° -2° (1979) 66° (1968) 7.47" 4.9"
February 30° 49° -6° (1989) 72° (1968) 5.91" 3.5"
March 33° 53° 13° (1971) 79° (1994) 5.27" 0.5"
April 35° 58° 22° (1978) 87° (1998) 3.73" 0.1"
May 39° 64° 27° (2002) 99° (1983) 2.38" 0"
June 44° 69° 30° (1991) 98° (1978) 1.65" 0"
July 46° 75° 34° (2003) 103° (2006) 0.62" 0"
August 46° 77° 32° (1973) 102° (1981) 0.79" 0"
September 42° 73° 23° (2000) 103° (1988) 2.09" 0"
October 36° 62° 10° (2002) 93° (1987) 3.66" 0"
November 33° 50° 2° (1985) 73° (1980) 7.56" 1.5"
December 30° 44° -12° (1972) 63° (1980) 8.01" 2.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 31° 46° 5° (1985) 55° (1976) 0.27" NA
Dec 2 31° 45° 14° (1985) 58° (1976) 0.27" NA
Dec 3 31° 45° 18° (1976) 56° (1989) 0.27" NA
Dec 4 31° 45° 18° (1992) 57° (1989) 0.27" NA
Dec 5 31° 45° 16° (1992) 57° (1989) 0.27" NA
Dec 6 31° 45° 17° (1992) 52° (1989) 0.27" NA
Dec 7 31° 45° -5° (1972) 54° (1988) 0.27" NA
Dec 8 31° 45° -12° (1972) 54° (1974) 0.26" NA
Dec 9 30° 44° -12° (1972) 55° (1967) 0.26" NA
Dec 10 30° 44° -11° (1972) 59° (1993) 0.26" NA
Dec 11 30° 44° -4° (1972) 56° (2004) 0.26" NA
Dec 12 30° 44° 15° (1985) 55° (2002) 0.26" NA
Dec 13 30° 44° -1° (1972) 55° (1995) 0.26" NA
Dec 14 30° 44° 2° (1972) 58° (1969) 0.26" NA
Dec 15 30° 44° 17° (1972) 55° (2006) 0.26" NA
Dec 16 30° 44° 19° (1988) 63° (1980) 0.26" NA
Dec 17 30° 43° 19° (1987) 62° (1980) 0.26" NA
Dec 18 30° 43° 17° (1984) 53° (1979) 0.26" NA
Dec 19 30° 43° 14° (1984) 59° (2004) 0.26" NA
Dec 20 30° 43° 11° (1990) 55° (1973) 0.25" NA
Dec 21 29° 43° 6° (1990) 56° (1974) 0.25" NA
Dec 22 29° 43° 1° (1990) 58° (1973) 0.25" NA
Dec 23 29° 43° 1° (1983) 56° (1999) 0.25" NA
Dec 24 29° 43° 2° (1983) 52° (1986) 0.25" NA
Dec 25 29° 43° 12° (1983) 56° (1980) 0.25" NA
Dec 26 29° 43° 15° (1985) 58° (1980) 0.25" NA
Dec 27 29° 43° 15° (1985) 58° (1980) 0.25" NA
Dec 28 29° 43° 13° (1985) 58° (1980) 0.25" NA
Dec 29 29° 43° 7° (1978) 57° (1980) 0.25" NA
Dec 30 29° 43° 7° (1978) 53° (1975) 0.25" NA
Dec 31 29° 43° 7° (1978) 57° (1980) 0.25" NA
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