September weather in Austwell, TX
The average temperature in Austwell in September is 80.9°F (72.5°F–89.3°F). Average precipitation: 4.73 inches.
September is a fall month in Austwell, and is warmer than the annual average of 70.8°F. Daily temperatures swing about 16.8°F between overnight low and afternoon high. Daylight averages about 12h 10m. For travel, September is hot.
Avg High
89.3°F
Avg Low
72.5°F
Precipitation
4.73 in
Daylight
12h 10m
September records in Austwell
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (2023) | 73.0°F (2016) | 1.25 in (1917) |
| September 2 | 96.1°F (2020) | 73.0°F (2016) | 1.28 in (2025) |
| September 3 | 96.1°F (2020) | 73.0°F (2016) | 2.34 in (1934) |
| September 4 | 93.9°F (2023) | 75.0°F (2016) | 2.18 in (1933) |
| September 5 | 97.0°F (2023) | 73.0°F (2022) | 2.79 in (2022) |
| September 6 | 97.0°F (2021) | 73.0°F (2022) | 3.21 in (1955) |
| September 7 | 93.9°F (2021) | 72.0°F (2024) | 3.88 in (2010) |
| September 8 | 96.1°F (2023) | 71.1°F (2024) | 3.07 in (1951) |
| September 9 | 98.1°F (2023) | 71.1°F (2024) | 2.57 in (1948) |
| September 10 | 99.0°F (2023) | 64.0°F (2024) | 4.08 in (1951) |
| September 11 | 93.9°F (2014) | 66.0°F (2020) | 1.45 in (1952) |
| September 12 | 93.0°F (2023) | 68.0°F (2020) | 3.88 in (2018) |
| September 13 | 96.1°F (2023) | 73.0°F (2018) | 3.60 in (2014) |
| September 14 | 97.0°F (2023) | 69.1°F (2014) | 4.00 in (1951) |
| September 15 | 96.1°F (2023) | 70.0°F (2021) | 3.16 in (2018) |
| September 16 | 90.0°F (2013) | 70.0°F (2021) | 3.80 in (1922) |
| September 17 | 93.0°F (2020) | 72.0°F (2021) | 3.95 in (1913) |
| September 18 | 93.0°F (2014) | 73.0°F (2020) | 5.85 in (1918) |
| September 19 | 95.0°F (2019) | 70.0°F (2020) | 2.02 in (2010) |
| September 20 | 91.9°F (2019) | 68.0°F (2020) | 1.90 in (1958) |
| September 21 | 93.0°F (2021) | 68.0°F (2020) | 2.12 in (1958) |
| September 22 | 91.0°F (2021) | 68.0°F (2020) | 2.87 in (1928) |
| September 23 | 93.0°F (2023) | 64.9°F (2021) | 1.60 in (2009) |
| September 24 | 93.9°F (2023) | 64.9°F (2021) | 3.62 in (1935) |
| September 25 | 97.0°F (2025) | 68.0°F (2020) | 6.07 in (1913) |
| September 26 | 93.9°F (2024) | 66.9°F (2020) | 2.34 in (1944) |
| September 27 | 93.9°F (2022) | 66.9°F (2018) | 3.13 in (1944) |
| September 28 | 91.9°F (2019) | 66.9°F (2018) | 1.77 in (1943) |
| September 29 | 93.0°F (2024) | 59.0°F (2020) | 3.78 in (2021) |
| September 30 | 91.9°F (2024) | 55.0°F (2020) | 2.84 in (2007) |