September weather in Ukiah, OR
The average temperature in Ukiah in September is °F (°F–°F). Average precipitation: 0.87 inches.
September is a fall month in Ukiah, and is cooler than the annual average of 0°F. Expect about 4 days with precipitation. Daylight averages about 12h 18m.
Avg High
°F
Avg Low
°F
Precipitation
0.87 in
Daylight
12h 18m
September records in Ukiah
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 88.9°F (1998) | 29.8°F (2008) | 0.30 in (1983) |
| September 2 | 93.9°F (2022) | 32.2°F (1999) | 0.20 in (2000) |
| September 3 | 91.4°F (2003) | 31.5°F (2000) | 0.50 in (2000) |
| September 4 | 92.7°F (2020) | 30.7°F (2015) | 1.00 in (2015) |
| September 5 | 88.3°F (2017) | 32.2°F (1992) | 0.90 in (2015) |
| September 6 | 86.2°F (2003) | 29.7°F (1992) | 0.70 in (1995) |
| September 7 | 84.4°F (2024) | 29.8°F (1999) | 0.70 in (2003) |
| September 8 | 86.9°F (2012) | 30.9°F (2002) | 0.50 in (1984) |
| September 9 | 82.0°F (2021) | 32.9°F (2016) | 0.40 in (1982) |
| September 10 | 84.2°F (1990) | 30.9°F (2012) | 1.00 in (2000) |
| September 11 | 86.5°F (1996) | 29.3°F (2014) | 0.60 in (2024) |
| September 12 | 85.8°F (2015) | 32.5°F (2016) | 0.60 in (1980) |
| September 13 | 82.2°F (2020) | 30.0°F (2016) | 0.70 in (2004) |
| September 14 | 89.8°F (2000) | 29.7°F (2006) | 0.40 in (1985) |
| September 15 | 85.1°F (1998) | 28.9°F (2015) | 0.50 in (2004) |
| September 16 | 84.0°F (2008) | 27.5°F (2021) | 0.30 in (2019) |
| September 17 | 83.7°F (2008) | 31.6°F (1996) | 0.40 in (2002) |
| September 18 | 80.1°F (2008) | 30.7°F (1996) | 1.00 in (1983) |
| September 19 | 78.3°F (2012) | 30.0°F (2007) | 0.60 in (2010) |
| September 20 | 78.6°F (2012) | 28.4°F (1993) | 0.60 in (2006) |
| September 21 | 77.7°F (1999) | 25.7°F (1993) | 0.90 in (2023) |
| September 22 | 82.9°F (1992) | 25.3°F (2000) | 0.40 in (1984) |
| September 23 | 86.4°F (2009) | 20.3°F (2000) | 0.80 in (1986) |
| September 24 | 85.8°F (2011) | 27.3°F (2018) | 0.50 in (1986) |
| September 25 | 80.6°F (2010) | 28.6°F (1996) | 0.30 in (1986) |
| September 26 | 81.3°F (2022) | 27.3°F (1999) | 0.50 in (2013) |
| September 27 | 83.3°F (2022) | 23.5°F (1999) | 0.70 in (2013) |
| September 28 | 84.0°F (2024) | 27.0°F (2019) | 0.50 in (1995) |
| September 29 | 83.7°F (1992) | 25.5°F (2019) | 0.40 in (1986) |
| September 30 | 82.4°F (2011) | 26.1°F (2024) | 0.50 in (2002) |