Ione, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 33° -20° (1979) 48° (1989) 3.03" 17.5"
February 22° 39° -11° (1996) 57° (1986) 1.96" 7.5"
March 27° 48° -2° (1989) 73° (2004) 2.23" 3"
April 33° 58° 14° (2002) 90° (1977) 2.19" 0.2"
May 41° 67° 22° (2002) 96° (1993) 2.71" 0"
June 48° 72° 31° (1982) 99° (1992) 3.07" 0"
July 51° 82° 35° (2003) 104° (2007) 1.63" 0"
August 49° 83° 32° (1984) 102° (2004) 1.17" 0"
September 42° 72° 22° (1984) 98° (1988) 1.43" 0"
October 34° 56° 9° (1984) 80° (2003) 2.1" 0.1"
November 28° 40° -19° (1985) 61° (1975) 3.2" 6.3"
December 20° 31° -28° (1968) 53° (1968) 3.47" 21.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 50° 77° 39° (1979) 96° (1987) 0.07" 0"
Jul 2 50° 77° 42° (2002) 96° (1987) 0.08" 0"
Jul 3 50° 78° 35° (2003) 95° (1967) 0.07" 0"
Jul 4 50° 78° 42° (1999) 96° (1985) 0.07" 0"
Jul 5 50° 79° 41° (1980) 97° (2001) 0.06" 0"
Jul 6 51° 79° 42° (1989) 100° (2007) 0.07" 0"
Jul 7 51° 79° 40° (1977) 99° (2007) 0.06" 0"
Jul 8 51° 80° 42° (1984) 94° (1985) 0.06" 0"
Jul 9 51° 80° 43° (1984) 98° (1985) 0.07" 0"
Jul 10 51° 81° 42° (1979) 101° (1985) 0.06" 0"
Jul 11 51° 81° 34° (2008) 98° (2001) 0.05" 0"
Jul 12 51° 82° 37° (2008) 98° (2002) 0.06" 0"
Jul 13 51° 82° 39° (2008) 103° (2007) 0.06" 0"
Jul 14 51° 82° 42° (1984) 104° (2007) 0.06" 0"
Jul 15 51° 83° 40° (1982) 100° (2007) 0.05" 0"
Jul 16 52° 83° 40° (1986) 97° (1996) 0.05" 0"
Jul 17 52° 83° 42° (1999) 96° (2004) 0.05" 0"
Jul 18 52° 84° 42° (2008) 97° (1979) 0.05" 0"
Jul 19 52° 84° 41° (2008) 100° (1979) 0.05" 0"
Jul 20 52° 84° 42° (1977) 102° (1979) 0.04" 0"
Jul 21 52° 85° 41° (2008) 100° (1985) 0.05" 0"
Jul 22 52° 85° 40° (1984) 103° (1985) 0.04" 0"
Jul 23 52° 85° 43° (1984) 102° (1994) 0.04" 0"
Jul 24 52° 85° 44° (2005) 104° (1994) 0.04" 0"
Jul 25 52° 85° 42° (2008) 102° (1994) 0.04" 0"
Jul 26 52° 86° 42° (1969) 101° (1984) 0.04" 0"
Jul 27 52° 86° 43° (1969) 100° (1998) 0.04" 0"
Jul 28 52° 86° 45° (1976) 101° (1998) 0.04" 0"
Jul 29 52° 86° 43° (2008) 100° (2003) 0.03" 0"
Jul 30 52° 86° 44° (1986) 102° (2003) 0.04" 0"
Jul 31 52° 86° 36° (2008) 103° (2003) 0.04" 0"
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