Kennewick, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° 40° -19° (1950) 69° (2003) 1.05" NA
February 31° 48° -23° (1950) 74° (1995) 0.79" NA
March 36° 58° 10° (1955) 82° (1960) 0.77" NA
April 42° 66° 22° (1952) 91° (1987) 0.52" NA
May 49° 74° 30° (1986) 104° (1983) 0.65" NA
June 56° 82° 38° (1975) 107° (1992) 0.38" NA
July 61° 89° 42° (1971) 109° (2006) 0.25" NA
August 61° 89° 41° (1965) 110° (1998) 0.39" NA
September 52° 80° 30° (1983) 100° (1987) 0.37" NA
October 42° 66° 17° (1971) 89° (1988) 0.6" NA
November 36° 50° -8° (1985) 79° (1999) 1.08" NA
December 29° 41° -7° (1983) 69° (2007) 1.16" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 39° 63° 26° (1952) 76° (1992) 0.02" NA
Apr 2 40° 63° 25° (1953) 79° (1987) 0.02" NA
Apr 3 40° 63° 24° (1972) 79° (1992) 0.02" NA
Apr 4 40° 63° 25° (1950) 82° (1960) 0.02" NA
Apr 5 40° 64° 24° (1975) 83° (1952) 0.02" NA
Apr 6 40° 64° 24° (1975) 81° (1952) 0.02" NA
Apr 7 40° 64° 27° (1973) 87° (1977) 0.02" NA
Apr 8 41° 64° 22° (1952) 80° (1960) 0.02" NA
Apr 9 41° 64° 27° (1959) 82° (1996) 0.02" NA
Apr 10 41° 65° 29° (1954) 85° (1968) 0.02" NA
Apr 11 41° 65° 29° (1951) 82° (1985) 0.02" NA
Apr 12 42° 65° 27° (1971) 79° (1973) 0.02" NA
Apr 13 42° 65° 28° (1968) 84° (1951) 0.01" NA
Apr 14 42° 66° 30° (1949) 85° (1962) 0.01" NA
Apr 15 42° 66° 29° (1970) 82° (1985) 0.01" NA
Apr 16 42° 66° 31° (1971) 84° (1984) 0.01" NA
Apr 17 43° 67° 24° (1964) 86° (1949) 0.01" NA
Apr 18 43° 67° 27° (1964) 89° (1952) 0.01" NA
Apr 19 43° 67° 25° (1982) 84° (1994) 0.01" NA
Apr 20 43° 67° 25° (1982) 87° (1956) 0.01" NA
Apr 21 43° 68° 24° (1951) 86° (1956) 0.02" NA
Apr 22 44° 68° 30° (1951) 88° (1986) 0.02" NA
Apr 23 44° 68° 28° (1964) 85° (1977) 0.02" NA
Apr 24 44° 68° 28° (1950) 90° (1981) 0.02" NA
Apr 25 44° 69° 28° (1955) 87° (1952) 0.02" NA
Apr 26 45° 69° 30° (1950) 84° (2001) 0.02" NA
Apr 27 45° 69° 28° (1970) 84° (1980) 0.02" NA
Apr 28 45° 69° 32° (1967) 90° (1980) 0.02" NA
Apr 29 45° 70° 30° (1952) 91° (1987) 0.02" NA
Apr 30 45° 70° 29° (1950) 87° (1998) 0.02" NA
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