Roche Harbor, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 36° 47° -8° (1950) 65° (1931) 3.92" 1"
February 36° 49° -4° (1893) 66° (1986) 2.49" 0.8"
March 38° 53° 10° (1920) 76° (2004) 2.33" 0.6"
April 41° 58° 28° (1936) 78° (1926) 1.89" 0"
May 45° 63° 31° (1954) 87° (1983) 1.8" 0"
June 48° 67° 37° (1933) 89° (2003) 1.29" 0"
July 51° 71° 40° (1949) 92° (1941) 0.8" 0"
August 51° 71° 38° (1980) 89° (1990) 1.06" 0"
September 48° 67° 32° (1926) 87° (1951) 1.33" 0"
October 44° 59° 26° (1935) 77° (1987) 2.97" 0.1"
November 38° 50° 4° (1985) 67° (1980) 4.82" 0.8"
December 34° 46° 2° (1968) 65° (1994) 3.54" 2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 40° 55° 28° (1936) 68° (1987) 0.07" 0"
Apr 2 40° 56° 29° (1935) 69° (1992) 0.08" 0"
Apr 3 40° 56° 30° (2007) 66° (2004) 0.07" 0"
Apr 4 40° 56° 30° (1895) 68° (1966) 0.07" 0"
Apr 5 40° 56° 30° (1956) 67° (1966) 0.07" 0"
Apr 6 40° 56° 29° (1929) 71° (2007) 0.07" 0"
Apr 7 40° 56° 33° (1892) 70° (1926) 0.07" 0"
Apr 8 40° 56° 31° (1933) 70° (1926) 0.07" 0"
Apr 9 40° 57° 30° (1906) 74° (1926) 0.07" 0"
Apr 10 40° 57° 31° (1933) 70° (2004) 0.06" 0"
Apr 11 40° 57° 32° (1903) 74° (2004) 0.07" 0"
Apr 12 40° 57° 33° (1922) 75° (2004) 0.07" 0"
Apr 13 41° 57° 32° (1911) 72° (1926) 0.06" 0"
Apr 14 41° 57° 31° (1954) 78° (1926) 0.07" 0"
Apr 15 41° 57° 32° (1894) 74° (1947) 0.06" 0"
Apr 16 41° 58° 32° (1995) 73° (1990) 0.07" 0"
Apr 17 41° 58° 32° (1964) 70° (1939) 0.06" 0"
Apr 18 41° 58° 32° (1909) 70° (1934) 0.06" 0"
Apr 19 41° 58° 31° (1927) 76° (1934) 0.07" 0"
Apr 20 41° 58° 31° (1927) 75° (1934) 0.06" 0"
Apr 21 41° 59° 32° (2008) 69° (1982) 0.06" 0"
Apr 22 41° 59° 32° (1972) 71° (1905) 0.05" 0"
Apr 23 42° 59° 34° (1896) 74° (1931) 0.06" 0"
Apr 24 42° 59° 33° (1924) 73° (1905) 0.06" 0"
Apr 25 42° 59° 30° (1955) 72° (1926) 0.05" 0"
Apr 26 42° 59° 31° (1948) 76° (1926) 0.05" 0"
Apr 27 42° 60° 30° (1948) 75° (1926) 0.05" 0"
Apr 28 42° 60° 32° (1955) 74° (1925) 0.05" 0"
Apr 29 42° 60° 32° (1896) 72° (1998) 0.06" 0"
Apr 30 42° 60° 33° (1894) 76° (1998) 0.05" 0"
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