Winthrop, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 15° 31° -32° (1950) 57° (1989) 1.95" 15.4"
February 18° 39° -28° (1950) 62° (1991) 1.37" 7.7"
March 26° 51° -10° (1955) 77° (1994) 1.03" 3"
April 32° 62° 13° (1936) 89° (1977) 0.76" 0.1"
May 40° 71° 20° (1954) 100° (1986) 1.12" 0"
June 46° 78° 28° (1976) 100° (1992) 1.18" 0"
July 50° 86° 31° (1981) 106° (1939) 0.75" 0"
August 49° 86° 30° (1980) 105° (1961) 0.54" 0"
September 41° 78° 18° (1983) 100° (1988) 0.42" 0"
October 32° 62° 5° (1935) 87° (1958) 1.08" 0.9"
November 25° 42° -17° (1958) 68° (1989) 2.09" 7.1"
December 14° 29° -48° (1968) 54° (1999) 2.5" 22.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 21° 45° -6° (1976) 56° (1988) 0.04" 0.2"
Mar 2 22° 45° 2° (1995) 55° (1981) 0.05" 0.2"
Mar 3 22° 45° -6° (1989) 57° (2005) 0.04" 0.2"
Mar 4 22° 46° -4° (1976) 58° (2005) 0.04" 0.2"
Mar 5 23° 46° -10° (1955) 60° (2005) 0.04" 0.1"
Mar 6 23° 47° -1° (1943) 59° (1992) 0.04" 0.2"
Mar 7 23° 47° 0° (1943) 66° (2005) 0.03" 0.1"
Mar 8 24° 48° -2° (1974) 64° (2005) 0.04" 0.1"
Mar 9 24° 48° 5° (1969) 64° (1963) 0.04" 0.2"
Mar 10 24° 49° -8° (1951) 67° (2005) 0.04" 0.1"
Mar 11 25° 49° -7° (1951) 69° (2005) 0.03" 0.1"
Mar 12 25° 50° -3° (1956) 68° (2005) 0.04" 0.1"
Mar 13 26° 50° 9° (1956) 69° (1992) 0.03" 0.1"
Mar 14 26° 51° 3° (1955) 70° (1992) 0.04" 0.1"
Mar 15 26° 51° 8° (1955) 69° (1992) 0.03" 0.1"
Mar 16 27° 52° 10° (1971) 67° (1941) 0.03" 0.1"
Mar 17 27° 52° 11° (1951) 65° (1947) 0.03" 0.1"
Mar 18 27° 52° 5° (1965) 66° (1947) 0.03" 0"
Mar 19 28° 53° 6° (1965) 71° (1947) 0.03" 0.1"
Mar 20 28° 53° 7° (1955) 70° (1947) 0.03" 0.1"
Mar 21 28° 54° 13° (1935) 66° (1940) 0.03" 0"
Mar 22 28° 54° 13° (1952) 70° (2004) 0.03" 0.1"
Mar 23 29° 55° 13° (1948) 70° (1979) 0.03" 0.1"
Mar 24 29° 55° 10° (1965) 70° (1979) 0.03" 0"
Mar 25 29° 55° 9° (1955) 69° (1941) 0.03" 0.1"
Mar 26 29° 56° 8° (1955) 71° (1994) 0.03" 0"
Mar 27 30° 56° 12° (1975) 74° (1994) 0.02" 0"
Mar 28 30° 56° 11° (1954) 73° (1994) 0.03" 0.1"
Mar 29 30° 57° 12° (1954) 71° (1994) 0.03" 0"
Mar 30 30° 57° 14° (1936) 74° (1994) 0.02" 0.1"
Mar 31 30° 58° 12° (1936) 77° (1994) 0.03" 0"
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