September weather in Colfax, WA
The average temperature in Colfax in September is 60.0°F (44.3°F–75.8°F). Average precipitation: 0.65 inches.
September is a fall month in Colfax, and is warmer than the annual average of 48.2°F. Daily temperatures swing about 31.5°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 19m. For travel, September is a comfortable month to visit.
Avg High
75.8°F
Avg Low
44.3°F
Precipitation
0.65 in
Daylight
12h 19m
September records in Colfax
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (2022) | 32.0°F (1999) | 0.73 in (1961) |
| September 2 | 100.0°F (1998) | 30.9°F (1999) | 0.37 in (1943) |
| September 3 | 98.1°F (1998) | 32.0°F (1999) | 0.32 in (1970) |
| September 4 | 100.0°F (1988) | 30.9°F (1956) | 0.72 in (1960) |
| September 5 | 97.0°F (1988) | 32.0°F (1948) | 0.52 in (1945) |
| September 6 | 97.0°F (1944) | 35.1°F (1948) | 0.40 in (2015) |
| September 7 | 96.1°F (1958) | 33.1°F (1960) | 0.61 in (1978) |
| September 8 | 97.0°F (2024) | 28.0°F (1976) | 0.51 in (2003) |
| September 9 | 96.1°F (2011) | 30.9°F (1962) | 0.42 in (1952) |
| September 10 | 95.0°F (1958) | 32.0°F (1964) | 0.77 in (1962) |
| September 11 | 95.0°F (1953) | 30.9°F (1964) | 0.92 in (2000) |
| September 12 | 96.1°F (1996) | 28.0°F (1949) | 1.04 in (2024) |
| September 13 | 97.0°F (1948) | 30.0°F (1970) | 0.68 in (1963) |
| September 14 | 91.0°F (2013) | 24.1°F (1970) | 0.94 in (1955) |
| September 15 | 93.9°F (2000) | 26.1°F (1970) | 0.79 in (1949) |
| September 16 | 95.0°F (1998) | 28.0°F (1971) | 1.61 in (1947) |
| September 17 | 95.0°F (1981) | 25.0°F (1965) | 0.55 in (1964) |
| September 18 | 98.1°F (1981) | 30.0°F (1944) | 1.04 in (1968) |
| September 19 | 91.9°F (1981) | 24.1°F (1957) | 0.29 in (1983) |
| September 20 | 91.9°F (2008) | 30.0°F (1983) | 0.93 in (1998) |
| September 21 | 93.0°F (1967) | 27.0°F (1960) | 0.53 in (1968) |
| September 22 | 93.9°F (1966) | 27.0°F (1993) | 0.73 in (1945) |
| September 23 | 89.1°F (1987) | 21.9°F (2000) | 0.25 in (1984) |
| September 24 | 93.0°F (2001) | 26.1°F (1981) | 0.82 in (1992) |
| September 25 | 96.1°F (2011) | 28.9°F (1996) | 0.81 in (1947) |
| September 26 | 90.0°F (1963) | 30.0°F (1996) | 0.86 in (1959) |
| September 27 | 93.9°F (1963) | 28.0°F (1974) | 0.30 in (1988) |
| September 28 | 93.0°F (1963) | 24.1°F (1983) | 0.68 in (1962) |
| September 29 | 88.0°F (2024) | 19.9°F (1983) | 0.57 in (2022) |
| September 30 | 88.0°F (1989) | 21.0°F (1983) | 0.42 in (1986) |