Cornelius, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 32° 46° -18° (1950) 67° (2005) 7.09" 3.1"
February 34° 51° -15° (1950) 72° (1986) 6.13" 1.5"
March 37° 57° 13° (1971) 82° (1930) 4.91" 0.3"
April 39° 62° 25° (1965) 89° (2004) 3.04" 0"
May 45° 69° 28° (1964) 98° (1995) 2.03" 0"
June 50° 75° 32° (1999) 105° (1992) 1.45" 0"
July 54° 83° 34° (1955) 109° (1956) 0.53" 0"
August 54° 84° 36° (1957) 108° (1981) 0.76" 0"
September 49° 78° 30° (1965) 104° (1988) 1.55" 0"
October 41° 66° 21° (2002) 93° (1988) 3.09" 0"
November 37° 53° 6° (1985) 90° (1949) 7.47" 0.8"
December 33° 46° -4° (1972) 64° (1980) 7.83" 2.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 35° 54° 13° (1971) 68° (1968) 0.19" NA
Mar 2 35° 54° 22° (1971) 66° (1968) 0.19" NA
Mar 3 36° 54° 22° (1976) 69° (1986) 0.19" NA
Mar 4 36° 55° 25° (1954) 67° (1994) 0.19" NA
Mar 5 36° 55° 22° (1955) 70° (1986) 0.18" NA
Mar 6 36° 55° 16° (1956) 72° (2001) 0.18" NA
Mar 7 36° 55° 21° (1951) 71° (2001) 0.18" NA
Mar 8 36° 56° 24° (1974) 72° (2005) 0.18" NA
Mar 9 36° 56° 23° (1951) 74° (2005) 0.17" NA
Mar 10 36° 56° 23° (1943) 72° (1934) 0.17" NA
Mar 11 36° 56° 22° (1959) 76° (2005) 0.17" NA
Mar 12 36° 56° 23° (1956) 74° (2004) 0.17" NA
Mar 13 36° 56° 25° (1954) 72° (1934) 0.16" NA
Mar 14 37° 57° 25° (1941) 73° (1947) 0.16" NA
Mar 15 37° 57° 24° (1955) 77° (1947) 0.16" NA
Mar 16 37° 57° 26° (1955) 75° (1947) 0.16" NA
Mar 17 37° 57° 25° (1955) 76° (1947) 0.16" NA
Mar 18 37° 57° 25° (1943) 73° (1928) 0.15" NA
Mar 19 37° 58° 25° (1965) 75° (1928) 0.15" NA
Mar 20 37° 58° 22° (1955) 74° (1960) 0.15" NA
Mar 21 37° 58° 27° (1952) 73° (1992) 0.15" NA
Mar 22 37° 58° 26° (1952) 74° (1939) 0.14" NA
Mar 23 37° 58° 28° (1948) 73° (1939) 0.14" NA
Mar 24 37° 58° 27° (1945) 73° (1960) 0.14" NA
Mar 25 37° 59° 25° (1936) 75° (1960) 0.14" NA
Mar 26 37° 59° 26° (1996) 73° (1930) 0.14" NA
Mar 27 37° 59° 26° (1975) 78° (1930) 0.13" NA
Mar 28 37° 59° 26° (1949) 82° (1930) 0.13" NA
Mar 29 38° 59° 27° (1936) 80° (1930) 0.13" NA
Mar 30 38° 59° 23° (1954) 81° (2004) 0.13" NA
Mar 31 38° 59° 26° (1952) 76° (1995) 0.13" NA
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