Diamond, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 37° -33° (1962) 61° (1992) 0.98" 6.2"
February 22° 43° -16° (1985) 67° (1995) 0.75" 2.8"
March 27° 50° -9° (1993) 76° (1966) 1.11" 3.3"
April 31° 58° 7° (1968) 86° (1977) 0.94" 1.3"
May 39° 66° 19° (2002) 93° (1983) 1.17" 0.3"
June 45° 74° 19° (1987) 100° (1961) 0.83" 0"
July 50° 83° 29° (1968) 104° (2003) 0.44" 0"
August 48° 82° 27° (1992) 104° (1961) 0.59" 0"
September 39° 74° 16° (1972) 95° (1967) 0.55" 0"
October 31° 62° 3° (1971) 97° (1996) 0.73" 0.2"
November 25° 46° -9° (1993) 73° (1975) 1.11" 3.2"
December 18° 37° -30° (1972) 63° (1979) 0.94" 7.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 44° 78° 24° (1999) 95° (1967) 0.02" NA
Sep 2 44° 78° 29° (1973) 93° (1967) 0.02" NA
Sep 3 44° 77° 30° (1964) 91° (1998) 0.02" NA
Sep 4 43° 77° 30° (1969) 94° (2002) 0.02" NA
Sep 5 43° 77° 27° (1969) 91° (1966) 0.02" NA
Sep 6 42° 77° 27° (1996) 90° (1974) 0.02" NA
Sep 7 42° 76° 25° (1992) 92° (1979) 0.02" NA
Sep 8 42° 76° 31° (1961) 88° (1968) 0.02" NA
Sep 9 41° 76° 28° (1970) 90° (1981) 0.02" NA
Sep 10 41° 75° 27° (1962) 89° (1981) 0.02" NA
Sep 11 41° 75° 26° (1982) 90° (1959) 0.02" NA
Sep 12 40° 75° 25° (1961) 89° (2002) 0.02" NA
Sep 13 40° 74° 24° (1970) 90° (1981) 0.02" NA
Sep 14 40° 74° 17° (1970) 92° (2002) 0.02" NA
Sep 15 39° 74° 19° (1970) 89° (2002) 0.02" NA
Sep 16 39° 73° 30° (1970) 90° (1981) 0.02" NA
Sep 17 39° 73° 16° (1965) 90° (1981) 0.01" NA
Sep 18 38° 73° 20° (1965) 91° (1981) 0.01" NA
Sep 19 38° 72° 16° (1965) 89° (1981) 0.01" NA
Sep 20 38° 72° 25° (1972) 85° (1979) 0.01" NA
Sep 21 37° 72° 20° (1993) 91° (1967) 0.01" NA
Sep 22 37° 72° 20° (1971) 93° (1992) 0.02" NA
Sep 23 37° 71° 24° (1971) 90° (1966) 0.02" NA
Sep 24 37° 71° 22° (1961) 87° (2001) 0.02" NA
Sep 25 36° 70° 16° (1972) 88° (1963) 0.02" NA
Sep 26 36° 70° 22° (1970) 90° (1963) 0.02" NA
Sep 27 36° 70° 22° (1999) 90° (1963) 0.02" NA
Sep 28 35° 69° 19° (1972) 91° (1963) 0.02" NA
Sep 29 35° 69° 18° (1972) 92° (1992) 0.02" NA
Sep 30 35° 69° 21° (1972) 90° (1963) 0.02" NA
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