Walla Walla, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° 41° -18° (1957) 70° (1968) 2.53" 1.9"
February 32° 46° -16° (1950) 75° (1995) 1.83" 3.1"
March 37° 55° 4° (1993) 79° (1964) 2.3" 1"
April 42° 63° 20° (1966) 96° (1977) 1.92" 0.1"
May 48° 70° 26° (1954) 100° (1983) 2.13" 0"
June 54° 79° 36° (1966) 107° (1992) 1.28" 0"
July 61° 89° 40° (1971) 114° (1975) 0.59" 0"
August 61° 88° 42° (1992) 114° (1961) 0.57" 0"
September 53° 78° 32° (1985) 104° (1950) 0.75" 0"
October 43° 64° 19° (1971) 89° (1958) 1.68" 0.1"
November 35° 49° -11° (1985) 80° (1975) 2.87" 1.2"
December 29° 39° -24° (1968) 68° (1980) 2.47" 4.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 63° 91° 50° (1987) 105° (1977) 0.02" 0"
Aug 2 63° 91° 50° (1957) 109° (1994) 0.01" 0"
Aug 3 63° 91° 51° (1956) 107° (1961) 0.02" 0"
Aug 4 63° 91° 50° (1954) 114° (1961) 0.02" 0"
Aug 5 63° 91° 53° (1956) 108° (1990) 0.02" 0"
Aug 6 62° 91° 48° (1969) 105° (1972) 0.01" 0"
Aug 7 62° 91° 53° (1976) 108° (1972) 0.01" 0"
Aug 8 62° 90° 53° (1969) 108° (1972) 0.02" 0"
Aug 9 62° 90° 54° (1955) 105° (1981) 0.02" 0"
Aug 10 62° 90° 54° (1964) 104° (1967) 0.02" 0"
Aug 11 62° 90° 53° (2007) 109° (1984) 0.01" 0"
Aug 12 62° 89° 53° (1957) 105° (1973) 0.02" 0"
Aug 13 61° 89° 53° (1955) 106° (1992) 0.02" 0"
Aug 14 61° 89° 53° (1964) 103° (1992) 0.02" 0"
Aug 15 61° 89° 51° (1960) 105° (1967) 0.02" 0"
Aug 16 61° 88° 49° (1976) 106° (1967) 0.02" 0"
Aug 17 61° 88° 51° (1969) 110° (1977) 0.02" 0"
Aug 18 60° 88° 50° (1973) 107° (1981) 0.02" 0"
Aug 19 60° 88° 47° (1975) 103° (1967) 0.01" 0"
Aug 20 60° 87° 49° (1952) 107° (2009) 0.02" 0"
Aug 21 60° 87° 50° (1988) 100° (1956) 0.02" 0"
Aug 22 59° 87° 48° (1992) 104° (1970) 0.02" 0"
Aug 23 59° 86° 45° (1992) 102° (1970) 0.02" 0"
Aug 24 59° 86° 42° (1992) 101° (1958) 0.02" 0"
Aug 25 59° 86° 46° (1992) 103° (1958) 0.02" 0"
Aug 26 58° 85° 45° (1993) 99° (1972) 0.02" 0"
Aug 27 58° 85° 48° (1954) 107° (1986) 0.02" 0"
Aug 28 58° 85° 45° (1960) 104° (1972) 0.02" 0"
Aug 29 58° 84° 45° (1980) 102° (1967) 0.02" 0"
Aug 30 57° 84° 47° (1952) 104° (1967) 0.02" 0"
Aug 31 57° 84° 46° (1964) 103° (1967) 0.02" 0"
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