Cathlamet, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 31° 45° 4° (1950) 61° (1961) 8.28" 3.9"
February 33° 50° 1° (1989) 72° (1986) 6.75" 1.4"
March 35° 54° 20° (1971) 78° (2004) 5.94" 0.7"
April 38° 59° 26° (1986) 86° (1987) 4.08" 0"
May 43° 64° 28° (1954) 92° (1987) 2.69" 0"
June 47° 68° 35° (1999) 99° (1992) 1.83" 0"
July 51° 74° 37° (1955) 102° (1958) 0.84" 0"
August 51° 75° 40° (1985) 103° (1981) 0.96" 0"
September 46° 71° 30° (2000) 100° (1988) 2.22" 0"
October 39° 62° 17° (2002) 88° (1987) 4.08" 0"
November 35° 50° 8° (1955) 67° (1969) 8.84" 0.4"
December 32° 45° 1° (1990) 64° (1993) 8.98" 3.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 36° 56° 29° (1953) 74° (1987) 0.16" NA
Apr 2 36° 57° 29° (1997) 83° (1987) 0.16" NA
Apr 3 37° 57° 27° (2001) 72° (1966) 0.16" NA
Apr 4 37° 57° 28° (1997) 77° (1966) 0.16" NA
Apr 5 37° 57° 28° (1997) 75° (1977) 0.16" NA
Apr 6 37° 57° 29° (1997) 77° (1960) 0.15" NA
Apr 7 37° 57° 30° (2001) 77° (2007) 0.15" NA
Apr 8 37° 57° 29° (2002) 76° (1996) 0.15" NA
Apr 9 37° 58° 30° (2001) 76° (1959) 0.15" NA
Apr 10 37° 58° 30° (1986) 74° (2004) 0.15" NA
Apr 11 37° 58° 30° (1991) 78° (2004) 0.14" NA
Apr 12 37° 58° 28° (1997) 83° (2004) 0.14" NA
Apr 13 37° 58° 29° (1968) 79° (1980) 0.14" NA
Apr 14 38° 58° 28° (2001) 83° (1984) 0.14" NA
Apr 15 38° 59° 30° (1967) 74° (1951) 0.14" NA
Apr 16 38° 59° 31° (1995) 80° (1951) 0.14" NA
Apr 17 38° 59° 29° (1964) 79° (1983) 0.13" NA
Apr 18 38° 59° 26° (1986) 75° (1962) 0.13" NA
Apr 19 38° 59° 30° (1995) 80° (1956) 0.13" NA
Apr 20 38° 59° 30° (2007) 83° (1956) 0.13" NA
Apr 21 38° 60° 31° (1951) 79° (1982) 0.13" NA
Apr 22 39° 60° 30° (1972) 74° (1977) 0.12" NA
Apr 23 39° 60° 30° (1992) 78° (1977) 0.12" NA
Apr 24 39° 60° 29° (2002) 74° (1995) 0.12" NA
Apr 25 39° 60° 29° (1955) 74° (1999) 0.12" NA
Apr 26 39° 60° 31° (1970) 81° (1979) 0.12" NA
Apr 27 39° 61° 31° (1954) 86° (1987) 0.11" NA
Apr 28 40° 61° 33° (1967) 83° (1957) 0.11" NA
Apr 29 40° 61° 31° (1952) 86° (1957) 0.11" NA
Apr 30 40° 61° 31° (1964) 84° (1998) 0.11" NA
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