Angwin, California
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° -7.2° (1969) 23.9° (1962) 7.76" 1.7"
February 14° -6.7° (1989) 25.6° (1977) 8.02" 0.1"
March 16° -5° (1971) 28.9° (2004) 5.66" 0.5"
April 19° -3.9° (1971) 32.8° (1989) 2.34" 0.1"
May 23° -2.8° (1964) 38.3° (1984) 1.53" 0"
June 11° 27° 0.6° (1952) 41.1° (1961) 0.29" 0"
July 13° 30° 0° (1975) 43.3° (1972) 0.01" 0"
August 12° 30° 2.8° (1978) 41.7° (1971) 0.06" 0"
September 12° 28° 0° (1971) 42.2° (1955) 0.46" 0"
October 10° 23° -2.8° (1971) 37.2° (1980) 2.19" 0"
November 15° -4.4° (1977) 30° (1967) 5.16" 0.1"
December 11° -10° (1972) 23.9° (1958) 8.09" 0.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 12° 29° 4° (1964) 42° (1955) 0.01" NA
Sep 2 12° 29° 6° (1972) 42° (1955) 0" NA
Sep 3 12° 29° 6° (1959) 42° (1955) 0.01" NA
Sep 4 12° 29° 4° (1954) 42° (1955) 0.01" NA
Sep 5 12° 29° 6° (1965) 38° (1988) 0.02" NA
Sep 6 12° 29° 7° (1954) 38° (1958) 0.01" NA
Sep 7 12° 29° 6° (1978) 38° (1957) 0.01" NA
Sep 8 12° 28° 6° (1964) 37° (1957) 0.01" NA
Sep 9 12° 28° 3° (1964) 37° (1953) 0.01" NA
Sep 10 12° 28° 4° (1985) 38° (1953) 0.01" NA
Sep 11 12° 28° 4° (1985) 36° (1983) 0.01" NA
Sep 12 12° 28° 4° (1966) 38° (1979) 0.02" NA
Sep 13 12° 28° 3° (1970) 39° (1953) 0.01" NA
Sep 14 12° 28° 5° (1966) 36° (1983) 0.01" NA
Sep 15 12° 28° 4° (1954) 36° (1979) 0.02" NA
Sep 16 12° 28° 4° (1954) 36° (1979) 0.01" NA
Sep 17 12° 28° 3° (1954) 37° (1984) 0.02" NA
Sep 18 12° 27° 4° (2008) 37° (1984) 0.01" NA
Sep 19 12° 27° 6° (1968) 36° (2000) 0.02" NA
Sep 20 12° 27° 5° (1968) 36° (2000) 0.01" NA
Sep 21 12° 27° 6° (1964) 37° (2003) 0.02" NA
Sep 22 12° 27° 4° (1954) 37° (2003) 0.02" NA
Sep 23 12° 27° 7° (1958) 36° (2003) 0.01" NA
Sep 24 12° 27° 7° (1981) 37° (1964) 0.02" NA
Sep 25 12° 27° 4° (1971) 35° (1960) 0.02" NA
Sep 26 12° 26° 3° (1971) 37° (1963) 0.02" NA
Sep 27 12° 26° 3° (1971) 36° (2009) 0.03" NA
Sep 28 12° 26° 2° (1955) 35° (2010) 0.02" NA
Sep 29 12° 26° 4° (1971) 34° (2010) 0.03" NA
Sep 30 11° 26° 0° (1971) 37° (1966) 0.03" NA
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