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
Oct 1 48° 73° 32° (1950) 87° (1974) 0.04" NA
Oct 2 48° 73° 35° (1950) 84° (1975) 0.04" NA
Oct 3 47° 72° 33° (1964) 89° (1958) 0.04" NA
Oct 4 47° 72° 33° (1964) 88° (1958) 0.04" NA
Oct 5 47° 71° 35° (1974) 85° (1979) 0.04" NA
Oct 6 46° 71° 32° (1974) 84° (1980) 0.04" NA
Oct 7 46° 70° 33° (1985) 88° (1980) 0.04" NA
Oct 8 46° 70° 30° (1985) 83° (1984) 0.04" NA
Oct 9 45° 69° 29° (1985) 83° (1989) 0.05" NA
Oct 10 45° 69° 34° (1960) 87° (1984) 0.05" NA
Oct 11 45° 68° 35° (1987) 81° (1952) 0.05" NA
Oct 12 45° 68° 33° (1969) 81° (1991) 0.05" NA
Oct 13 44° 68° 28° (1969) 83° (1976) 0.05" NA
Oct 14 44° 67° 29° (1969) 85° (1963) 0.05" NA
Oct 15 44° 67° 29° (1992) 86° (1991) 0.05" NA
Oct 16 44° 66° 28° (1999) 80° (1974) 0.06" NA
Oct 17 43° 66° 29° (1971) 81° (1975) 0.06" NA
Oct 18 43° 65° 32° (1964) 78° (1973) 0.06" NA
Oct 19 43° 64° 30° (1982) 76° (1981) 0.06" NA
Oct 20 42° 64° 32° (1957) 76° (1992) 0.06" NA
Oct 21 42° 63° 28° (1961) 76° (1952) 0.06" NA
Oct 22 42° 63° 30° (1984) 77° (1982) 0.07" NA
Oct 23 42° 62° 32° (1984) 75° (1959) 0.07" NA
Oct 24 41° 62° 27° (1958) 81° (1977) 0.07" NA
Oct 25 41° 61° 29° (1978) 79° (1955) 0.07" NA
Oct 26 41° 61° 30° (1963) 84° (1986) 0.07" NA
Oct 27 41° 60° 24° (1971) 70° (1981) 0.07" NA
Oct 28 40° 60° 19° (1971) 68° (1953) 0.08" NA
Oct 29 40° 59° 21° (1971) 69° (1975) 0.08" NA
Oct 30 40° 58° 24° (1991) 72° (1967) 0.08" NA
Oct 31 40° 58° 25° (1951) 71° (1967) 0.08" NA
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