Chelan, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° 33° -6° (1969) 62° (1989) 1.57" 10"
February 26° 40° -2° (1996) 63° (1977) 1.23" 6"
March 33° 51° 9° (1960) 72° (1994) 0.99" 2.1"
April 40° 61° 26° (1982) 88° (1977) 0.7" 0"
May 48° 70° 32° (1981) 98° (2006) 0.82" 0"
June 56° 77° 33° (1983) 102° (1958) 0.81" 0"
July 61° 84° 37° (1983) 106° (1985) 0.38" 0"
August 60° 85° 42° (1960) 105° (1998) 0.44" 0"
September 51° 75° 26° (1983) 97° (2003) 0.46" 0"
October 40° 61° 13° (1984) 88° (2003) 0.59" 0"
November 32° 44° -3° (1985) 72° (1989) 1.61" 3"
December 24° 34° -18° (1968) 59° (1975) 1.74" 14.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 62° 86° 53° (1964) 100° (2003) 0.01" NA
Aug 2 62° 87° 49° (1964) 101° (1965) 0.01" NA
Aug 3 62° 87° 50° (1983) 102° (1977) 0.01" NA
Aug 4 62° 87° 46° (1983) 100° (1977) 0.01" NA
Aug 5 62° 87° 48° (1964) 105° (1998) 0.01" NA
Aug 6 62° 87° 50° (1964) 97° (1971) 0.01" NA
Aug 7 62° 86° 51° (2002) 98° (1971) 0.01" NA
Aug 8 62° 86° 53° (1962) 98° (1977) 0.01" NA
Aug 9 62° 86° 52° (1962) 102° (1981) 0.01" NA
Aug 10 62° 86° 54° (1980) 100° (1971) 0.01" NA
Aug 11 61° 86° 52° (1966) 101° (1996) 0.01" NA
Aug 12 61° 86° 49° (1983) 102° (1981) 0.01" NA
Aug 13 61° 86° 50° (1983) 105° (1977) 0.01" NA
Aug 14 61° 86° 49° (1982) 103° (1977) 0.01" NA
Aug 15 61° 86° 48° (1982) 100° (1977) 0.01" NA
Aug 16 61° 85° 53° (1982) 101° (2003) 0.01" NA
Aug 17 61° 85° 49° (1978) 99° (1967) 0.01" NA
Aug 18 60° 85° 47° (1973) 100° (1967) 0.01" NA
Aug 19 60° 85° 46° (1973) 99° (1977) 0.02" NA
Aug 20 60° 85° 50° (1968) 101° (1967) 0.02" NA
Aug 21 60° 84° 47° (1976) 97° (1977) 0.02" NA
Aug 22 60° 84° 42° (1960) 100° (1958) 0.02" NA
Aug 23 59° 84° 46° (1960) 100° (1958) 0.02" NA
Aug 24 59° 84° 47° (1992) 100° (1958) 0.02" NA
Aug 25 59° 83° 47° (1980) 101° (1958) 0.02" NA
Aug 26 58° 83° 47° (1976) 99° (1958) 0.02" NA
Aug 27 58° 83° 45° (1960) 93° (1982) 0.02" NA
Aug 28 58° 82° 47° (1968) 96° (2006) 0.02" NA
Aug 29 57° 82° 43° (1980) 97° (2006) 0.02" NA
Aug 30 57° 82° 46° (1965) 95° (2001) 0.02" NA
Aug 31 57° 81° 47° (1965) 97° (1974) 0.02" NA
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