Ahtanum, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 39° -21° (1950) 68° (1977) 1.15" 5.3"
February 26° 47° -25° (1950) 69° (1947) 0.81" 2.6"
March 30° 56° -1° (1960) 80° (1960) 0.62" 0.7"
April 34° 64° 18° (2008) 92° (1977) 0.55" 0"
May 42° 72° 25° (1999) 102° (1986) 0.58" 0"
June 48° 80° 30° (1984) 105° (1992) 0.62" 0"
July 53° 88° 34° (1971) 109° (2006) 0.22" 0"
August 52° 87° 35° (1960) 110° (1971) 0.26" 0"
September 44° 78° 24° (1985) 100° (1988) 0.36" 0"
October 34° 64° 4° (2002) 88° (1992) 0.54" 0.1"
November 27° 48° -13° (1985) 73° (1989) 1.05" 3.6"
December 21° 36° -17° (1964) 67° (1980) 1.53" 9.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 39° 72° 23° (1950) 88° (1992) 0.01" 0"
Oct 2 38° 71° 28° (1954) 85° (2003) 0.02" 0"
Oct 3 38° 71° 28° (1989) 85° (2003) 0.01" 0"
Oct 4 38° 70° 27° (1989) 85° (1958) 0.01" 0"
Oct 5 37° 70° 28° (2007) 86° (1980) 0.01" 0"
Oct 6 37° 69° 26° (1974) 86° (1980) 0.01" 0"
Oct 7 37° 69° 25° (1990) 86° (1980) 0.02" 0"
Oct 8 36° 68° 23° (1985) 84° (1988) 0.01" 0"
Oct 9 36° 68° 20° (1985) 84° (1952) 0.01" 0"
Oct 10 36° 67° 24° (2009) 81° (1988) 0.01" 0"
Oct 11 35° 67° 18° (2009) 81° (1988) 0.02" 0"
Oct 12 35° 66° 24° (2002) 80° (1952) 0.01" 0"
Oct 13 35° 66° 23° (2002) 77° (1961) 0.01" 0"
Oct 14 35° 65° 22° (1969) 78° (2004) 0.02" 0"
Oct 15 34° 64° 23° (1992) 78° (1991) 0.02" 0"
Oct 16 34° 64° 23° (1946) 79° (1963) 0.01" 0"
Oct 17 34° 63° 19° (1971) 77° (1974) 0.02" 0"
Oct 18 33° 63° 22° (1984) 77° (1974) 0.02" 0"
Oct 19 33° 62° 17° (1949) 74° (1992) 0.02" 0"
Oct 20 33° 62° 18° (1996) 77° (2003) 0.02" 0"
Oct 21 33° 61° 21° (1987) 83° (2003) 0.02" 0"
Oct 22 32° 61° 20° (1984) 76° (1952) 0.02" 0"
Oct 23 32° 60° 24° (2002) 71° (2007) 0.02" 0"
Oct 24 32° 60° 20° (2002) 75° (1959) 0.02" 0"
Oct 25 32° 59° 19° (2002) 71° (1984) 0.02" 0.1"
Oct 26 31° 59° 19° (2002) 69° (1992) 0.03" 0"
Oct 27 31° 58° 19° (2002) 71° (2003) 0.02" 0"
Oct 28 31° 58° 14° (1971) 77° (2003) 0.02" 0"
Oct 29 31° 57° 11° (1971) 70° (1962) 0.03" 0"
Oct 30 31° 57° 9° (2002) 70° (1967) 0.02" 0"
Oct 31 30° 56° 4° (2002) 74° (1967) 0.03" 0"
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