September weather in Willits, CA
The average temperature in Willits in September is 62.0°F (42.1°F–81.9°F). Average precipitation: 0.37 inches.
September is a fall month in Willits, and is warmer than the annual average of 53.1°F. Daily temperatures swing about 39.8°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
81.9°F
Avg Low
42.1°F
Precipitation
0.37 in
Daylight
12h 15m
September records in Willits
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (1902) | 35.1°F (1999) | 0.05 in (2000) |
| September 2 | 105.1°F (1998) | 35.1°F (1994) | 0.02 in (1971) |
| September 3 | 102.9°F (1998) | 36.0°F (1964) | 0.22 in (2003) |
| September 4 | 105.1°F (1988) | 35.1°F (2000) | 0.08 in (2003) |
| September 5 | 100.9°F (1988) | 30.0°F (2002) | 0.54 in (1978) |
| September 6 | 104.0°F (1902) | 32.0°F (2002) | 0.26 in (1985) |
| September 7 | 104.0°F (1902) | 30.0°F (1907) | 0.02 in (1965) |
| September 8 | 100.0°F (1902) | 30.9°F (1907) | 0.61 in (1985) |
| September 9 | 100.0°F (1902) | 32.0°F (1907) | 1.25 in (1978) |
| September 10 | 100.0°F (2011) | 30.9°F (1907) | 0.39 in (1985) |
| September 11 | 100.9°F (1979) | 30.0°F (1907) | 0.00 in (1902) |
| September 12 | 102.0°F (1979) | 33.1°F (1907) | 0.00 in (1902) |
| September 13 | 104.0°F (1971) | 30.9°F (1970) | 0.43 in (1997) |
| September 14 | 104.0°F (1971) | 32.0°F (1970) | 0.63 in (1997) |
| September 15 | 102.9°F (1971) | 30.9°F (1907) | 0.45 in (1989) |
| September 16 | 100.0°F (1971) | 25.0°F (1907) | 0.89 in (1982) |
| September 17 | 99.0°F (1984) | 19.9°F (1907) | 1.43 in (1986) |
| September 18 | 100.0°F (2000) | 25.0°F (1907) | 0.26 in (1966) |
| September 19 | 100.0°F (2000) | 21.0°F (1907) | 0.89 in (1986) |
| September 20 | 99.0°F (1967) | 25.0°F (1907) | 0.87 in (1973) |
| September 21 | 99.0°F (1994) | 21.9°F (1907) | 0.00 in (1902) |
| September 22 | 96.1°F (1964) | 24.1°F (1907) | 0.87 in (1904) |
| September 23 | 100.0°F (1964) | 25.0°F (1907) | 1.24 in (1904) |
| September 24 | 98.1°F (1964) | 27.0°F (2005) | 0.43 in (1986) |
| September 25 | 95.0°F (1960) | 28.0°F (2005) | 0.37 in (1981) |
| September 26 | 100.0°F (1967) | 25.0°F (1907) | 1.69 in (1972) |
| September 27 | 100.0°F (2009) | 30.0°F (1907) | 1.01 in (1986) |
| September 28 | 98.1°F (1966) | 28.9°F (1907) | 0.81 in (1977) |
| September 29 | 100.0°F (1966) | 28.0°F (2007) | 1.04 in (1989) |
| September 30 | 98.1°F (1966) | 30.0°F (1907) | 0.19 in (1971) |