Chehalis, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 35° 47° 1° (1979) 68° (1935) 6.5" 3"
February 37° 52° 0° (1989) 75° (1938) 5.53" 1.1"
March 38° 56° 16° (1960) 82° (1947) 4.92" 0.5"
April 41° 62° 24° (1936) 91° (1934) 3.46" 0"
May 46° 68° 27° (1954) 98° (1983) 2.52" 0"
June 51° 74° 31° (1933) 100° (1955) 1.93" 0"
July 54° 79° 37° (1949) 104° (1941) 0.81" 0"
August 54° 80° 34° (1932) 103° (1981) 1.14" 0"
September 50° 75° 30° (1972) 100° (1988) 2" 0"
October 43° 63° 20° (2002) 92° (1987) 4.03" 0"
November 39° 53° 5° (1955) 75° (1937) 7.29" 0.2"
December 36° 47° 0° (1978) 68° (1952) 7.36" 1.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 55° 81° 44° (1944) 94° (1931) 0.02" NA
Aug 2 55° 81° 42° (1937) 93° (1939) 0.02" NA
Aug 3 55° 81° 43° (1969) 95° (1939) 0.03" NA
Aug 4 55° 81° 42° (1950) 99° (1993) 0.03" NA
Aug 5 55° 81° 44° (1947) 95° (1932) 0.03" NA
Aug 6 55° 81° 42° (1939) 97° (1945) 0.03" NA
Aug 7 55° 81° 42° (1946) 98° (1972) 0.03" NA
Aug 8 55° 81° 34° (1932) 99° (1978) 0.03" NA
Aug 9 55° 81° 42° (1959) 103° (1981) 0.03" NA
Aug 10 55° 80° 42° (1949) 103° (1981) 0.03" NA
Aug 11 54° 80° 43° (1954) 99° (1990) 0.03" NA
Aug 12 54° 80° 43° (1931) 100° (1977) 0.03" NA
Aug 13 54° 80° 40° (1943) 95° (2002) 0.03" NA
Aug 14 54° 80° 41° (1946) 95° (1942) 0.03" NA
Aug 15 54° 80° 39° (1937) 99° (1942) 0.04" NA
Aug 16 54° 80° 39° (1935) 96° (1977) 0.04" NA
Aug 17 54° 80° 39° (1935) 102° (1977) 0.04" NA
Aug 18 54° 80° 38° (1973) 98° (1940) 0.04" NA
Aug 19 54° 80° 39° (1935) 93° (1967) 0.04" NA
Aug 20 54° 80° 37° (1947) 95° (1936) 0.04" NA
Aug 21 54° 80° 41° (1933) 94° (1958) 0.04" NA
Aug 22 54° 80° 40° (1973) 94° (1942) 0.04" NA
Aug 23 53° 80° 41° (1938) 94° (1988) 0.04" NA
Aug 24 53° 79° 42° (1935) 96° (1982) 0.04" NA
Aug 25 53° 79° 42° (1935) 96° (1934) 0.04" NA
Aug 26 53° 79° 41° (1957) 95° (1967) 0.05" NA
Aug 27 53° 79° 40° (1937) 96° (1935) 0.05" NA
Aug 28 53° 79° 40° (1937) 101° (1936) 0.05" NA
Aug 29 53° 79° 40° (1965) 98° (1996) 0.05" NA
Aug 30 53° 79° 41° (1945) 94° (1944) 0.05" NA
Aug 31 52° 78° 40° (1973) 96° (1987) 0.05" NA
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