Montesano, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 36° 48° 0° (1950) 64° (2005) 10.55" 1.2"
February 35° 52° 4° (1950) 73° (1992) 7.57" 0.6"
March 37° 56° 15° (1955) 80° (2004) 7.34" 0.1"
April 40° 62° 25° (1997) 89° (1998) 5.14" 0"
May 45° 67° 25° (1954) 99° (1983) 3.33" 0"
June 49° 72° 31° (1971) 101° (2006) 2.36" 0"
July 52° 78° 37° (1955) 105° (1956) 1" 0"
August 52° 79° 33° (1951) 103° (1981) 1.35" 0"
September 48° 74° 28° (1985) 100° (1988) 2.43" 0"
October 42° 63° 15° (2002) 91° (1987) 6.54" 0"
November 38° 52° 4° (1985) 74° (1980) 11.13" 0.4"
December 34° 46° 2° (1972) 65° (1958) 10.54" 0.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 42° 65° 25° (1954) 88° (1998) 0.12" 0"
May 2 42° 65° 28° (2006) 79° (1971) 0.12" 0"
May 3 42° 65° 32° (1959) 83° (1992) 0.12" 0"
May 4 42° 65° 29° (1949) 84° (1992) 0.12" 0"
May 5 43° 65° 30° (1949) 85° (1953) 0.12" 0"
May 6 43° 66° 30° (1965) 89° (1953) 0.13" 0"
May 7 43° 66° 30° (2003) 89° (1987) 0.12" 0"
May 8 43° 66° 27° (2002) 93° (1987) 0.12" 0"
May 9 44° 66° 27° (2008) 86° (1987) 0.11" 0"
May 10 44° 66° 30° (1999) 81° (1987) 0.11" 0"
May 11 44° 67° 30° (1970) 89° (1971) 0.11" 0"
May 12 44° 67° 28° (1985) 89° (1971) 0.11" 0"
May 13 44° 67° 30° (1958) 92° (1973) 0.1" 0"
May 14 45° 67° 32° (1964) 92° (1973) 0.11" 0"
May 15 45° 67° 32° (1964) 87° (1958) 0.1" 0"
May 16 45° 67° 33° (2002) 89° (2008) 0.1" 0"
May 17 45° 68° 30° (2003) 89° (1956) 0.11" 0"
May 18 45° 68° 27° (2003) 95° (1956) 0.1" 0"
May 19 46° 68° 30° (2003) 90° (1961) 0.09" 0"
May 20 46° 68° 33° (1955) 93° (1963) 0.1" 0"
May 21 46° 68° 33° (1973) 89° (1988) 0.1" 0"
May 22 46° 68° 32° (1960) 93° (2001) 0.09" 0"
May 23 46° 69° 32° (1950) 93° (2001) 0.1" 0"
May 24 46° 69° 31° (1950) 92° (1992) 0.1" 0"
May 25 47° 69° 32° (1967) 92° (1992) 0.1" 0"
May 26 47° 69° 33° (1973) 89° (2005) 0.11" 0"
May 27 47° 69° 32° (1955) 94° (2005) 0.1" 0"
May 28 47° 69° 33° (1966) 99° (1983) 0.1" 0"
May 29 47° 69° 34° (1951) 89° (1973) 0.11" 0"
May 30 47° 70° 34° (1962) 89° (1957) 0.1" 0"
May 31 47° 70° 32° (1955) 93° (1956) 0.1" 0"
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