Umatilla, Oregon
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 40° -22° (1957) 67° (1990) 1.01" NA
February 31° 46° -7° (1996) 70° (1982) 0.77" NA
March 35° 56° 12° (1993) 79° (1960) 0.75" NA
April 41° 63° 29° (1997) 90° (1977) 0.62" NA
May 48° 71° 34° (2002) 104° (1983) 0.65" NA
June 54° 78° 35° (1974) 106° (1961) 0.43" NA
July 60° 86° 43° (1963) 110° (1960) 0.25" NA
August 60° 86° 43° (1964) 111° (1961) 0.37" NA
September 52° 76° 34° (1983) 103° (1955) 0.39" NA
October 43° 64° 20° (2002) 87° (1988) 0.59" NA
November 36° 49° -2° (1955) 75° (1999) 1.18" NA
December 30° 41° -9° (1983) 68° (2007) 1.12" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 39° 56° 18° (2002) 72° (1967) 0.03" NA
Nov 2 39° 55° 19° (2002) 69° (1977) 0.03" NA
Nov 3 38° 55° 21° (2002) 68° (1965) 0.04" NA
Nov 4 38° 54° 21° (1995) 75° (1983) 0.04" NA
Nov 5 38° 53° 18° (2003) 68° (2007) 0.04" NA
Nov 6 38° 53° 19° (2003) 68° (1965) 0.04" NA
Nov 7 38° 52° 19° (2003) 69° (2006) 0.04" NA
Nov 8 37° 52° 19° (2003) 73° (1978) 0.04" NA
Nov 9 37° 52° 25° (1959) 68° (1995) 0.04" NA
Nov 10 37° 51° 22° (1986) 70° (1989) 0.04" NA
Nov 11 37° 51° 23° (1978) 70° (1989) 0.04" NA
Nov 12 37° 50° 12° (1955) 68° (1989) 0.04" NA
Nov 13 36° 50° 12° (1955) 75° (1999) 0.04" NA
Nov 14 36° 49° 11° (1955) 73° (1999) 0.04" NA
Nov 15 36° 49° 0° (1955) 68° (2001) 0.04" NA
Nov 16 36° 48° -2° (1955) 65° (1998) 0.04" NA
Nov 17 35° 48° 14° (1955) 67° (1976) 0.04" NA
Nov 18 35° 48° 18° (1955) 65° (1976) 0.04" NA
Nov 19 35° 47° 16° (1978) 68° (2003) 0.04" NA
Nov 20 35° 47° 17° (1977) 65° (2003) 0.04" NA
Nov 21 35° 46° 14° (1977) 65° (1958) 0.04" NA
Nov 22 34° 46° 13° (1985) 62° (1959) 0.04" NA
Nov 23 34° 46° 2° (1985) 67° (1959) 0.04" NA
Nov 24 34° 45° 1° (1985) 69° (1960) 0.04" NA
Nov 25 34° 45° 1° (1985) 67° (1990) 0.04" NA
Nov 26 34° 45° 5° (1993) 68° (1998) 0.04" NA
Nov 27 33° 45° 6° (1993) 59° (1998) 0.04" NA
Nov 28 33° 44° 9° (1985) 59° (1995) 0.04" NA
Nov 29 33° 44° 9° (1985) 65° (1973) 0.04" NA
Nov 30 33° 44° 10° (1985) 67° (1995) 0.04" NA
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