Walla Walla, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -1° -27.8° (1957) 21.1° (1968) 2.53" 1.9"
February -26.7° (1950) 23.9° (1995) 1.83" 3.1"
March 13° -15.6° (1993) 26.1° (1964) 2.3" 1"
April 17° -6.7° (1966) 35.6° (1977) 1.92" 0.1"
May 21° -3.3° (1954) 37.8° (1983) 2.13" 0"
June 12° 26° 2.2° (1966) 41.7° (1992) 1.28" 0"
July 16° 32° 4.4° (1971) 45.6° (1975) 0.59" 0"
August 16° 31° 5.6° (1992) 45.6° (1961) 0.57" 0"
September 11° 26° 0° (1985) 40° (1950) 0.75" 0"
October 18° -7.2° (1971) 31.7° (1958) 1.68" 0.1"
November -23.9° (1985) 26.7° (1975) 2.87" 1.2"
December -2° -31.1° (1968) 20° (1980) 2.47" 4.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 19° -3° (1954) 27° (1976) 0.06" 0"
May 2 19° 0° (1954) 28° (1966) 0.07" 0"
May 3 19° 1° (2006) 32° (1966) 0.06" 0"
May 4 20° 1° (1962) 34° (1966) 0.07" 0"
May 5 20° 1° (1965) 35° (1966) 0.07" 0"
May 6 20° 2° (2001) 34° (1992) 0.07" 0"
May 7 20° 3° (2000) 33° (1987) 0.07" 0"
May 8 20° 3° (1999) 34° (1987) 0.07" 0"
May 9 20° 2° (1999) 32° (1994) 0.08" 0"
May 10 20° 1° (1999) 32° (1951) 0.06" 0"
May 11 21° 2° (1985) 33° (1988) 0.07" 0"
May 12 21° 3° (1985) 35° (1988) 0.07" 0"
May 13 21° 3° (1955) 33° (1959) 0.06" 0"
May 14 21° 2° (1955) 37° (1973) 0.07" 0"
May 15 21° 3° (1974) 34° (1973) 0.07" 0"
May 16 21° 2° (1974) 34° (2006) 0.06" 0"
May 17 22° 3° (1971) 33° (1985) 0.07" 0"
May 18 22° 3° (1971) 34° (2006) 0.07" 0"
May 19 10° 22° 4° (1976) 32° (2006) 0.06" 0"
May 20 10° 22° 2° (1987) 32° (1958) 0.07" 0"
May 21 10° 22° 2° (1971) 32° (1958) 0.07" 0"
May 22 10° 22° 2° (1960) 35° (1979) 0.07" 0"
May 23 10° 22° 3° (1950) 35° (2001) 0.07" 0"
May 24 10° 23° 4° (1950) 34° (1992) 0.07" 0"
May 25 10° 23° 3° (1978) 35° (1966) 0.07" 0"
May 26 10° 23° 3° (1967) 34° (1958) 0.07" 0"
May 27 11° 23° 4° (1955) 34° (1983) 0.07" 0"
May 28 11° 23° 5° (1954) 38° (1983) 0.08" 0"
May 29 11° 23° 3° (1951) 37° (1983) 0.07" 0"
May 30 11° 23° 4° (1950) 35° (1986) 0.07" 0"
May 31 11° 23° 4° (1966) 37° (1986) 0.07" 0"
Advertisements
Track Severe Weather on mobile