Diablo, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° 39° 2° (1979) 63° (1974) 11.62" NA
February 32° 43° 2° (1989) 61° (1968) 8.75" NA
March 34° 49° 16° (1989) 75° (2004) 7.1" NA
April 38° 57° 25° (1982) 89° (1977) 4.71" NA
May 44° 64° 31° (2006) 101° (1983) 3.53" NA
June 48° 69° 35° (1976) 96° (1967) 2.8" NA
July 52° 76° 41° (1986) 107° (1965) 2.07" NA
August 53° 76° 40° (1980) 108° (1965) 1.82" NA
September 49° 70° 33° (1972) 98° (1988) 3.26" NA
October 43° 57° 20° (1984) 80° (1975) 7.32" NA
November 36° 45° 7° (1985) 74° (1969) 13.46" NA
December 31° 39° -4° (1968) 58° (1980) 13.06" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 51° 73° 44° (1966) 94° (1995) 0.08" NA
Jul 2 51° 73° 44° (1971) 93° (1967) 0.08" NA
Jul 3 51° 73° 43° (1971) 93° (1991) 0.08" NA
Jul 4 51° 74° 44° (1971) 100° (1970) 0.08" NA
Jul 5 51° 74° 44° (2002) 92° (1972) 0.08" NA
Jul 6 51° 74° 44° (1971) 95° (1975) 0.07" NA
Jul 7 51° 74° 42° (1980) 95° (1960) 0.07" NA
Jul 8 51° 75° 45° (1971) 89° (1964) 0.07" NA
Jul 9 51° 75° 43° (1981) 90° (1968) 0.07" NA
Jul 10 52° 75° 47° (1972) 91° (1975) 0.07" NA
Jul 11 52° 75° 45° (1973) 97° (2007) 0.07" NA
Jul 12 52° 75° 43° (1971) 100° (2007) 0.07" NA
Jul 13 52° 75° 44° (1971) 98° (1961) 0.07" NA
Jul 14 52° 76° 46° (1969) 98° (1996) 0.07" NA
Jul 15 52° 76° 44° (1974) 97° (1996) 0.07" NA
Jul 16 52° 76° 46° (1969) 99° (1970) 0.07" NA
Jul 17 52° 76° 48° (1969) 97° (1960) 0.06" NA
Jul 18 52° 76° 44° (1976) 97° (1979) 0.06" NA
Jul 19 52° 76° 41° (1986) 95° (1970) 0.06" NA
Jul 20 53° 76° 45° (1984) 96° (1985) 0.06" NA
Jul 21 53° 77° 48° (1969) 98° (1994) 0.06" NA
Jul 22 53° 77° 47° (1976) 102° (2006) 0.06" NA
Jul 23 53° 77° 45° (1982) 97° (1978) 0.06" NA
Jul 24 53° 77° 44° (1982) 101° (2004) 0.06" NA
Jul 25 53° 77° 45° (1973) 100° (2004) 0.06" NA
Jul 26 53° 77° 45° (1985) 95° (1971) 0.06" NA
Jul 27 53° 77° 45° (1976) 96° (1982) 0.06" NA
Jul 28 53° 77° 47° (1976) 98° (1998) 0.06" NA
Jul 29 53° 77° 47° (1976) 97° (1974) 0.06" NA
Jul 30 53° 77° 47° (1995) 100° (1971) 0.06" NA
Jul 31 53° 77° 46° (2002) 107° (1965) 0.06" NA
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