Westlake, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 36° 51° 14° (1980) 65° (2003) 10.83" 0.2"
February 38° 54° 13° (1989) 75° (1992) 9.34" 0.6"
March 39° 56° 19° (2002) 78° (1987) 8.96" 0"
April 41° 59° 29° (2000) 86° (1999) 5.24" 0"
May 44° 63° 31° (1999) 92° (1992) 3.8" 0"
June 48° 67° 27° (2001) 97° (1995) 2.47" 0"
July 50° 69° 33° (2001) 95° (1972) 0.92" 0"
August 51° 70° 39° (1973) 103° (2002) 1.14" 0"
September 49° 70° 32° (1972) 99° (1973) 2.27" 0"
October 45° 63° 24° (1999) 92° (1991) 5.34" 0"
November 41° 55° 20° (1985) 69° (1976) 10.76" 0"
December 37° 50° 9° (1972) 65° (1999) 11.96" 0.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 42° 61° 36° (1972) 72° (1998) 0.14" NA
May 2 42° 61° 37° (1972) 70° (1989) 0.14" NA
May 3 42° 62° 33° (1999) 92° (1992) 0.14" NA
May 4 42° 62° 35° (1974) 86° (1992) 0.14" NA
May 5 43° 62° 34° (1985) 78° (1990) 0.13" NA
May 6 43° 62° 34° (1984) 79° (1994) 0.13" NA
May 7 43° 62° 34° (1985) 78° (1987) 0.13" NA
May 8 43° 62° 31° (1999) 78° (1987) 0.13" NA
May 9 43° 62° 31° (1999) 77° (1987) 0.13" NA
May 10 43° 62° 36° (1982) 75° (1988) 0.13" NA
May 11 43° 63° 34° (1985) 80° (1988) 0.13" NA
May 12 43° 63° 33° (1985) 80° (1976) 0.13" NA
May 13 44° 63° 33° (1985) 77° (1975) 0.13" NA
May 14 44° 63° 37° (1986) 74° (1997) 0.12" NA
May 15 44° 63° 36° (2002) 83° (1985) 0.12" NA
May 16 44° 63° 32° (2002) 82° (1985) 0.12" NA
May 17 44° 63° 35° (1974) 78° (1997) 0.12" NA
May 18 44° 63° 35° (1976) 77° (1993) 0.12" NA
May 19 44° 64° 38° (1982) 83° (1978) 0.12" NA
May 20 44° 64° 35° (1976) 79° (1978) 0.12" NA
May 21 44° 64° 36° (1992) 85° (2001) 0.12" NA
May 22 45° 64° 38° (1977) 81° (2001) 0.12" NA
May 23 45° 64° 36° (1976) 84° (1999) 0.11" NA
May 24 45° 64° 35° (1972) 82° (1992) 0.11" NA
May 25 45° 64° 36° (1972) 91° (2005) 0.11" NA
May 26 45° 64° 36° (1973) 89° (2005) 0.11" NA
May 27 45° 65° 35° (1973) 82° (1983) 0.11" NA
May 28 45° 65° 38° (1998) 82° (1983) 0.11" NA
May 29 46° 65° 36° (1977) 76° (1993) 0.11" NA
May 30 46° 65° 38° (1974) 76° (1978) 0.11" NA
May 31 46° 65° 39° (1974) 85° (1975) 0.11" NA
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