Granite Falls, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 33° 45° -3° (1950) 67° (1986) 6.05" 3.7"
February 34° 50° -2° (1950) 75° (1986) 4.5" 1.1"
March 37° 54° 12° (1989) 79° (2004) 5.09" 0.6"
April 40° 59° 26° (1982) 84° (2004) 3.76" 0.2"
May 45° 65° 29° (1954) 94° (1963) 3.25" 0"
June 50° 70° 34° (1949) 96° (1958) 2.46" 0"
July 53° 75° 40° (1971) 100° (1998) 1.46" 0"
August 53° 76° 39° (1973) 100° (1960) 1.79" 0"
September 49° 71° 30° (1970) 97° (1979) 2.71" 0"
October 43° 60° 21° (1971) 88° (1987) 4.35" 0"
November 37° 50° 1° (1985) 77° (1980) 6.82" 0.7"
December 33° 44° 1° (1990) 63° (1952) 6.54" 2.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 35° 46° 2° (1985) 60° (1958) 0.23" NA
Dec 2 35° 46° 19° (1985) 60° (1958) 0.23" NA
Dec 3 34° 46° 21° (1992) 61° (1965) 0.23" NA
Dec 4 34° 46° 18° (1972) 59° (1988) 0.22" NA
Dec 5 34° 45° 20° (1994) 58° (1961) 0.22" NA
Dec 6 34° 45° 14° (1956) 58° (1965) 0.22" NA
Dec 7 34° 45° 10° (1972) 54° (1989) 0.22" NA
Dec 8 34° 45° 6° (1972) 59° (1957) 0.22" NA
Dec 9 34° 45° 18° (1972) 58° (1957) 0.22" NA
Dec 10 34° 45° 9° (1972) 61° (1993) 0.22" NA
Dec 11 34° 44° 23° (1963) 56° (1955) 0.21" NA
Dec 12 33° 44° 21° (1985) 58° (1995) 0.21" NA
Dec 13 33° 44° 11° (1972) 63° (1952) 0.21" NA
Dec 14 33° 44° 19° (1967) 58° (1952) 0.21" NA
Dec 15 33° 44° 18° (1965) 61° (1980) 0.21" NA
Dec 16 33° 44° 3° (1964) 58° (1974) 0.21" NA
Dec 17 33° 44° 2° (1964) 55° (1950) 0.21" NA
Dec 18 33° 44° 7° (1964) 59° (2003) 0.21" NA
Dec 19 33° 44° 14° (1990) 56° (1959) 0.21" NA
Dec 20 33° 44° 7° (1990) 56° (1974) 0.21" NA
Dec 21 33° 44° 1° (1990) 56° (1972) 0.21" NA
Dec 22 33° 44° 6° (1983) 57° (1950) 0.2" NA
Dec 23 33° 44° 5° (1983) 58° (1950) 0.2" NA
Dec 24 33° 43° 12° (1983) 58° (1950) 0.2" NA
Dec 25 33° 43° 17° (1951) 60° (1980) 0.2" NA
Dec 26 33° 43° 16° (1948) 62° (1980) 0.2" NA
Dec 27 33° 43° 16° (1948) 61° (1980) 0.2" NA
Dec 28 33° 43° 7° (1990) 60° (1980) 0.2" NA
Dec 29 33° 44° 3° (1990) 56° (1976) 0.2" NA
Dec 30 33° 44° 1° (1968) 53° (1962) 0.2" NA
Dec 31 32° 44° 6° (1978) 60° (1963) 0.2" NA
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