Monmouth, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 33° 45° -11° (1950) 65° (1984) 7.82" 2.1"
February 35° 50° -2° (1950) 71° (1968) 6.66" 1.6"
March 37° 55° 10° (1971) 90° (1949) 5.33" 0.5"
April 39° 60° 0° (1952) 88° (1957) 3.24" 0"
May 44° 67° 10° (1950) 98° (1983) 2.21" 0"
June 48° 73° 10° (1951) 102° (1992) 1.41" 0"
July 50° 81° 35° (1962) 106° (1956) 0.5" 0"
August 50° 81° 34° (1985) 106° (1981) 0.67" 0"
September 47° 77° 30° (1971) 104° (1944) 1.44" 0"
October 41° 65° 22° (1971) 91° (1988) 3.28" 0"
November 37° 51° 9° (1955) 76° (1966) 7.79" 0.3"
December 33° 44° -2° (1972) 66° (1964) 8.78" 3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 44° 72° 30° (1950) 91° (1988) 0.06" NA
Oct 2 44° 71° 29° (1950) 91° (1988) 0.06" NA
Oct 3 44° 71° 31° (1977) 89° (1970) 0.06" NA
Oct 4 43° 70° 34° (1939) 86° (1952) 0.06" NA
Oct 5 43° 70° 32° (1974) 91° (1980) 0.07" NA
Oct 6 43° 70° 31° (1972) 90° (1952) 0.07" NA
Oct 7 43° 69° 29° (1970) 88° (1987) 0.07" NA
Oct 8 42° 69° 30° (1961) 85° (1945) 0.07" NA
Oct 9 42° 68° 30° (1960) 84° (1936) 0.07" NA
Oct 10 42° 68° 30° (1960) 90° (1936) 0.08" NA
Oct 11 42° 67° 31° (1990) 87° (1991) 0.08" NA
Oct 12 42° 67° 32° (1970) 86° (1991) 0.08" NA
Oct 13 42° 66° 29° (1966) 78° (1936) 0.09" NA
Oct 14 41° 66° 28° (1969) 84° (1961) 0.09" NA
Oct 15 41° 65° 28° (1999) 84° (1991) 0.09" NA
Oct 16 41° 65° 29° (1938) 82° (1991) 0.1" NA
Oct 17 41° 64° 29° (1938) 80° (1952) 0.1" NA
Oct 18 41° 64° 24° (1949) 84° (1936) 0.11" NA
Oct 19 41° 63° 27° (1949) 82° (1940) 0.11" NA
Oct 20 40° 63° 27° (1949) 81° (1940) 0.11" NA
Oct 21 40° 62° 26° (1949) 78° (2003) 0.12" NA
Oct 22 40° 62° 30° (1978) 77° (2003) 0.13" NA
Oct 23 40° 62° 28° (1945) 77° (1937) 0.13" NA
Oct 24 40° 61° 28° (1945) 73° (1942) 0.14" NA
Oct 25 40° 60° 28° (1939) 73° (1941) 0.14" NA
Oct 26 40° 60° 30° (1954) 76° (2003) 0.15" NA
Oct 27 39° 59° 27° (1970) 73° (1987) 0.15" NA
Oct 28 39° 59° 22° (1971) 73° (1987) 0.16" NA
Oct 29 39° 58° 22° (1971) 73° (1987) 0.17" NA
Oct 30 39° 58° 26° (1936) 72° (1962) 0.18" NA
Oct 31 39° 57° 27° (1995) 74° (1962) 0.18" NA
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