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
Jan 1 28° 39° -6° (1979) 63° (1964) 0.08" NA
Jan 2 28° 39° 2° (1978) 57° (1962) 0.08" NA
Jan 3 28° 39° 0° (1959) 59° (1962) 0.08" NA
Jan 4 28° 39° -2° (1959) 59° (1994) 0.08" NA
Jan 5 28° 39° -10° (1974) 61° (1983) 0.08" NA
Jan 6 28° 39° -10° (1974) 62° (1954) 0.08" NA
Jan 7 28° 40° -9° (1974) 61° (1966) 0.08" NA
Jan 8 28° 40° -10° (1974) 65° (1953) 0.08" NA
Jan 9 28° 40° -7° (1974) 64° (1959) 0.07" NA
Jan 10 28° 40° -2° (1974) 60° (1961) 0.07" NA
Jan 11 28° 40° -3° (1963) 65° (1953) 0.07" NA
Jan 12 28° 40° -4° (1993) 64° (1959) 0.07" NA
Jan 13 28° 40° -3° (1993) 61° (1994) 0.07" NA
Jan 14 29° 40° -6° (1950) 62° (1973) 0.07" NA
Jan 15 29° 40° -3° (1950) 65° (1974) 0.07" NA
Jan 16 29° 40° -1° (1950) 63° (1976) 0.07" NA
Jan 17 29° 40° -7° (1950) 55° (1958) 0.07" NA
Jan 18 29° 41° -2° (1957) 63° (1986) 0.07" NA
Jan 19 29° 41° -2° (1957) 63° (1968) 0.07" NA
Jan 20 29° 41° -7° (1954) 70° (1968) 0.07" NA
Jan 21 29° 41° -4° (1962) 61° (1968) 0.07" NA
Jan 22 29° 41° 2° (1962) 52° (1986) 0.07" NA
Jan 23 29° 41° -5° (1969) 62° (1953) 0.07" NA
Jan 24 29° 42° -3° (1957) 64° (1953) 0.07" NA
Jan 25 30° 42° -9° (1957) 62° (1993) 0.07" NA
Jan 26 30° 42° -14° (1957) 63° (1983) 0.07" NA
Jan 27 30° 42° -18° (1957) 61° (1983) 0.07" NA
Jan 28 30° 42° -13° (1957) 60° (1992) 0.07" NA
Jan 29 30° 43° -14° (1950) 63° (1995) 0.07" NA
Jan 30 30° 43° -16° (1950) 64° (1992) 0.07" NA
Jan 31 30° 43° -13° (1950) 67° (1992) 0.07" NA
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