September weather in Eureka, UT
The average temperature in Eureka in September is °F (°F–°F). Average precipitation: 1.33 inches.
September is a fall month in Eureka, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 12h 15m.
Avg High
°F
Avg Low
°F
Precipitation
1.33 in
Daylight
12h 15m
September records in Eureka
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 86.7°F (2019) | 30.4°F (2008) | 0.80 in (2012) |
| September 2 | 87.3°F (2022) | 29.1°F (2008) | 0.20 in (1998) |
| September 3 | 90.1°F (2022) | 32.4°F (2004) | 0.80 in (1983) |
| September 4 | 90.3°F (2022) | 31.3°F (2004) | 0.30 in (2023) |
| September 5 | 90.9°F (2020) | 34.7°F (2016) | 0.50 in (1981) |
| September 6 | 90.5°F (2022) | 30.9°F (2015) | 0.90 in (2002) |
| September 7 | 90.9°F (2022) | 40.3°F (2015) | 2.30 in (1991) |
| September 8 | 85.3°F (2021) | 29.3°F (2020) | 1.30 in (1981) |
| September 9 | 85.6°F (2021) | 25.2°F (2020) | 1.00 in (2013) |
| September 10 | 82.8°F (2021) | 29.8°F (2020) | 0.40 in (1991) |
| September 11 | 83.8°F (2015) | 33.8°F (2010) | 0.60 in (1985) |
| September 12 | 82.9°F (2015) | 32.7°F (2014) | 0.40 in (1988) |
| September 13 | 82.0°F (2015) | 30.9°F (2003) | 0.30 in (2022) |
| September 14 | 80.8°F (2020) | 30.7°F (2003) | 0.50 in (2006) |
| September 15 | 82.2°F (2014) | 31.3°F (2004) | 0.60 in (2015) |
| September 16 | 83.1°F (2014) | 26.8°F (2006) | 0.70 in (1996) |
| September 17 | 83.7°F (2014) | 26.4°F (2006) | 0.60 in (1993) |
| September 18 | 80.4°F (2014) | 23.7°F (2003) | 0.80 in (1985) |
| September 19 | 81.1°F (2010) | 30.9°F (2017) | 0.80 in (1997) |
| September 20 | 80.2°F (2005) | 29.1°F (2004) | 0.60 in (1989) |
| September 21 | 78.8°F (2015) | 26.8°F (2004) | 0.60 in (2017) |
| September 22 | 80.1°F (2015) | 26.6°F (2004) | 0.70 in (2007) |
| September 23 | 79.5°F (2015) | 30.2°F (2023) | 0.90 in (1980) |
| September 24 | 82.6°F (2015) | 26.2°F (2017) | 0.90 in (1986) |
| September 25 | 81.5°F (2015) | 24.8°F (2017) | 1.00 in (1986) |
| September 26 | 80.1°F (2015) | 26.2°F (2017) | 0.90 in (1982) |
| September 27 | 80.6°F (2024) | 27.7°F (2013) | 1.50 in (2014) |
| September 28 | 82.8°F (2024) | 29.5°F (2013) | 0.30 in (1982) |
| September 29 | 82.6°F (2024) | 22.3°F (2019) | 1.10 in (1994) |
| September 30 | 80.6°F (2011) | 20.1°F (2007) | 25.50 in (1979) |