Startup, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 33° 46° -8° (1950) 68° (2005) 8.58" 4.1"
February 35° 50° -4° (1950) 77° (1968) 5.85" 2.1"
March 36° 54° 6° (1955) 79° (1994) 6.2" 1.2"
April 40° 59° 17° (1982) 87° (2004) 5.48" 0.3"
May 45° 65° 27° (1965) 102° (1983) 4.81" 0"
June 49° 70° 31° (1976) 98° (1982) 3.73" 0"
July 52° 76° 35° (1952) 103° (1951) 2.12" 0"
August 51° 77° 36° (1973) 100° (1960) 2.09" 0"
September 47° 72° 30° (1983) 98° (1988) 3.36" 0"
October 41° 61° 19° (1949) 92° (1987) 5.59" 0"
November 37° 51° 4° (1955) 78° (1949) 9.23" 1"
December 34° 46° 3° (1990) 67° (1980) 8.48" 3.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 35° 47° 21° (1985) 62° (1958) 0.3" NA
Dec 2 35° 47° 25° (1963) 62° (1958) 0.3" NA
Dec 3 35° 47° 23° (1954) 62° (1958) 0.29" NA
Dec 4 35° 47° 17° (1972) 64° (2007) 0.29" NA
Dec 5 35° 47° 17° (1972) 60° (1988) 0.29" NA
Dec 6 34° 46° 13° (1956) 60° (1965) 0.28" NA
Dec 7 34° 46° 8° (1972) 56° (1988) 0.28" NA
Dec 8 34° 46° 8° (1972) 58° (1962) 0.28" NA
Dec 9 34° 46° 8° (1972) 60° (1957) 0.28" NA
Dec 10 34° 46° 19° (1972) 64° (1957) 0.27" NA
Dec 11 34° 46° 17° (1972) 64° (2004) 0.27" NA
Dec 12 34° 46° 18° (1985) 55° (1960) 0.27" NA
Dec 13 34° 46° 18° (1972) 60° (1988) 0.27" NA
Dec 14 34° 46° 20° (1985) 60° (1952) 0.27" NA
Dec 15 33° 45° 20° (1967) 59° (1980) 0.27" NA
Dec 16 33° 45° 3° (1964) 59° (1973) 0.27" NA
Dec 17 33° 45° 10° (1964) 58° (1958) 0.27" NA
Dec 18 33° 45° 11° (1964) 59° (1953) 0.26" NA
Dec 19 33° 45° 19° (1990) 59° (2004) 0.26" NA
Dec 20 33° 45° 6° (1990) 58° (2003) 0.26" NA
Dec 21 33° 45° 3° (1990) 58° (1974) 0.26" NA
Dec 22 33° 45° 4° (1983) 58° (1955) 0.26" NA
Dec 23 33° 45° 7° (1983) 64° (1954) 0.26" NA
Dec 24 33° 45° 13° (1983) 58° (1994) 0.27" NA
Dec 25 33° 45° 19° (1962) 63° (1980) 0.27" NA
Dec 26 33° 45° 15° (1962) 63° (1980) 0.27" NA
Dec 27 33° 45° 18° (1948) 67° (1980) 0.27" NA
Dec 28 33° 45° 13° (1968) 58° (1991) 0.27" NA
Dec 29 33° 45° 3° (1990) 58° (1995) 0.27" NA
Dec 30 33° 45° 6° (1968) 58° (1998) 0.27" NA
Dec 31 33° 45° 12° (1951) 58° (1958) 0.28" NA
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