September weather in Eureka, TX
The average temperature in Eureka in September is 78.6°F (67.5°F–89.6°F). Average precipitation: 2.53 inches.
September is a fall month in Eureka, and is warmer than the annual average of 67°F. Daily temperatures swing about 22.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
89.6°F
Avg Low
67.5°F
Precipitation
2.53 in
Daylight
12h 11m
September records in Eureka
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 108.0°F (2000) | 64.0°F (2004) | 4.08 in (2020) |
| September 2 | 108.0°F (2000) | 68.0°F (2003) | 0.37 in (1999) |
| September 3 | 109.9°F (2000) | 66.9°F (2004) | 1.77 in (2020) |
| September 4 | 109.9°F (2000) | 63.0°F (2010) | 0.19 in (2011) |
| September 5 | 102.0°F (2012) | 64.9°F (2008) | 2.20 in (2007) |
| September 6 | 104.0°F (2023) | 57.9°F (2011) | 0.96 in (2018) |
| September 7 | 107.1°F (2023) | 55.0°F (2017) | 0.54 in (2010) |
| September 8 | 109.9°F (2023) | 57.9°F (2004) | 1.85 in (2010) |
| September 9 | 97.0°F (2019) | 57.0°F (2004) | 1.66 in (2020) |
| September 10 | 98.1°F (2014) | 55.9°F (2011) | 0.10 in (2009) |
| September 11 | 100.9°F (2011) | 61.0°F (2017) | 1.27 in (1998) |
| September 12 | 104.0°F (2011) | 61.0°F (2001) | 0.23 in (2003) |
| September 13 | 106.0°F (2011) | 57.9°F (2014) | 1.56 in (2008) |
| September 14 | 100.9°F (2024) | 62.1°F (2006) | 1.57 in (2023) |
| September 15 | 98.1°F (2005) | 57.9°F (2008) | 3.89 in (1998) |
| September 16 | 98.1°F (2006) | 53.1°F (2008) | 0.85 in (1998) |
| September 17 | 97.0°F (2004) | 54.0°F (2008) | 0.64 in (2006) |
| September 18 | 98.1°F (2005) | 57.0°F (2000) | 1.81 in (2011) |
| September 19 | 99.0°F (2024) | 57.0°F (2012) | 2.07 in (2002) |
| September 20 | 99.0°F (2021) | 57.9°F (2020) | 6.09 in (2013) |
| September 21 | 100.9°F (2005) | 57.0°F (1999) | 0.22 in (2009) |
| September 22 | 102.0°F (2005) | 48.9°F (1999) | 0.59 in (2009) |
| September 23 | 99.0°F (2000) | 52.0°F (2021) | 0.80 in (2024) |
| September 24 | 99.0°F (2023) | 54.0°F (2002) | 0.69 in (2025) |
| September 25 | 102.0°F (2011) | 51.1°F (2000) | 0.83 in (1999) |
| September 26 | 108.0°F (2005) | 46.0°F (2000) | 0.12 in (2007) |
| September 27 | 97.0°F (2005) | 50.0°F (2000) | 0.21 in (2017) |
| September 28 | 99.0°F (2005) | 48.9°F (2010) | 1.22 in (2013) |
| September 29 | 100.0°F (2011) | 48.0°F (2020) | 3.69 in (2012) |
| September 30 | 96.1°F (2019) | 50.0°F (1999) | 0.77 in (2012) |