Walla Walla, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 41° -18° (1957) 70° (1968) 2.25" 5.8"
February 33° 47° -16° (1950) 75° (1995) 1.97" 3.9"
March 37° 56° 4° (1993) 79° (1964) 2.2" 1.1"
April 41° 64° 20° (1966) 96° (1977) 1.83" 0"
May 48° 72° 26° (1954) 100° (1983) 1.95" 0"
June 54° 80° 36° (1966) 107° (1992) 1.15" 0"
July 61° 90° 40° (1971) 114° (1975) 0.73" 0"
August 61° 89° 42° (1992) 114° (1961) 0.84" 0"
September 53° 79° 32° (1985) 104° (1950) 0.83" 0"
October 44° 66° 19° (1971) 89° (1958) 1.77" 0.3"
November 36° 50° -11° (1985) 80° (1975) 2.85" 2.4"
December 29° 41° -24° (1968) 68° (1980) 2.51" 6.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 62° 92° 50° (1987) 105° (1977) 0.02" NA
Aug 2 63° 91° 50° (1957) 109° (1994) 0.02" NA
Aug 3 63° 91° 51° (1956) 107° (1961) 0.02" NA
Aug 4 63° 91° 50° (1954) 114° (1961) 0.02" NA
Aug 5 63° 91° 53° (1956) 108° (1990) 0.02" NA
Aug 6 63° 91° 48° (1969) 105° (1972) 0.02" NA
Aug 7 62° 91° 53° (1976) 108° (1972) 0.03" NA
Aug 8 62° 91° 53° (1969) 108° (1972) 0.03" NA
Aug 9 62° 91° 54° (1955) 105° (1981) 0.03" NA
Aug 10 62° 91° 54° (1964) 104° (1967) 0.03" NA
Aug 11 62° 90° 54° (1985) 109° (1984) 0.03" NA
Aug 12 62° 90° 53° (1957) 105° (1973) 0.03" NA
Aug 13 62° 90° 53° (1955) 106° (1992) 0.03" NA
Aug 14 62° 90° 53° (1964) 103° (1992) 0.03" NA
Aug 15 62° 90° 51° (1960) 105° (1967) 0.03" NA
Aug 16 62° 89° 49° (1976) 106° (1967) 0.03" NA
Aug 17 62° 89° 51° (1969) 110° (1977) 0.03" NA
Aug 18 61° 89° 50° (1973) 107° (1981) 0.03" NA
Aug 19 61° 89° 47° (1975) 103° (1967) 0.03" NA
Aug 20 61° 89° 49° (1952) 104° (1977) 0.03" NA
Aug 21 61° 88° 50° (1988) 100° (1956) 0.03" NA
Aug 22 61° 88° 48° (1992) 104° (1970) 0.03" NA
Aug 23 60° 88° 45° (1992) 102° (1970) 0.03" NA
Aug 24 60° 88° 42° (1992) 101° (1958) 0.03" NA
Aug 25 60° 87° 46° (1992) 103° (1958) 0.03" NA
Aug 26 60° 87° 45° (1993) 99° (1972) 0.03" NA
Aug 27 59° 87° 48° (1954) 107° (1986) 0.03" NA
Aug 28 59° 86° 45° (1960) 104° (1972) 0.03" NA
Aug 29 59° 86° 45° (1980) 102° (1967) 0.02" NA
Aug 30 58° 86° 47° (1952) 104° (1967) 0.02" NA
Aug 31 58° 85° 46° (1964) 103° (1967) 0.02" NA
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