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
Mar 1 10° -16° (1993) 22° (1994) 0.07" 0.1"
Mar 2 10° -13° (1989) 18° (1975) 0.08" 0"
Mar 3 10° -11° (1989) 19° (1987) 0.07" 0.1"
Mar 4 11° -12° (1989) 23° (1987) 0.07" 0"
Mar 5 11° -12° (1955) 22° (1987) 0.07" 0.1"
Mar 6 11° -4° (1980) 22° (1979) 0.07" 0"
Mar 7 11° -3° (1951) 19° (1955) 0.06" 0.1"
Mar 8 12° -1° (1958) 21° (1953) 0.07" 0"
Mar 9 12° -2° (1951) 22° (1953) 0.08" 0.1"
Mar 10 12° -4° (1958) 20° (1965) 0.07" 0"
Mar 11 12° -7° (1950) 22° (2007) 0.07" 0.1"
Mar 12 12° -6° (2009) 20° (1992) 0.07" 0"
Mar 13 13° -3° (1954) 19° (1999) 0.08" 0"
Mar 14 13° -2° (1956) 24° (1994) 0.07" 0.1"
Mar 15 13° -3° (1988) 21° (1965) 0.08" 0"
Mar 16 13° -4° (1955) 22° (1972) 0.08" 0"
Mar 17 13° -7° (1965) 23° (1972) 0.08" 0"
Mar 18 13° -8° (1965) 21° (1960) 0.08" 0.1"
Mar 19 14° -6° (1965) 22° (1960) 0.08" 0"
Mar 20 14° -4° (1955) 22° (1960) 0.07" 0"
Mar 21 14° -1° (1952) 23° (1960) 0.08" 0"
Mar 22 14° -4° (1966) 23° (1960) 0.07" 0"
Mar 23 14° -6° (1965) 24° (1960) 0.08" 0.1"
Mar 24 14° -9° (1965) 23° (1960) 0.08" 0"
Mar 25 15° -4° (1955) 26° (1960) 0.07" 0"
Mar 26 15° -7° (1955) 21° (1969) 0.08" 0"
Mar 27 15° -5° (1975) 24° (1952) 0.07" 0"
Mar 28 15° -5° (1954) 24° (1994) 0.08" 0"
Mar 29 15° -8° (1954) 25° (1966) 0.08" 0.1"
Mar 30 15° -6° (1954) 26° (1964) 0.07" 0"
Mar 31 15° -1° (1952) 23° (1965) 0.07" 0"
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