Climate averages 1991–2020
Abilene weather
in September.
A hot, moderately wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Abilene: daytime highs average 30.2°C and nights cool to about 20.1°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 58 mm of rain on roughly 6 days, which makes September a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average September day.
The nearest other city in this atlas is San Angelo (128 km away). In September its highs average 30.6°C, about as warm as Abilene, with 53 mm of rain.
Among the 498 cities listed in the United States, Abilene ranks joint 113th of 498 for the warmest September highs and joint 178th of 498 for the driest September (rainfall, lowest first). The mean September high of those 498 cities is 26.9°C; Abilene is 3.3°C warmer than that mean.
From September to October, average highs fall by 5.0°C to 25.2°C, and monthly rainfall rises from 58 mm to 64 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Abilene climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 14.1°C2.9°C | 2.9°C | 31 | 4.3 | 10.310 h |
| February | 16.6°C4.8°C | 4.8°C | 39 | 4.6 | 11.011 h |
| March | 21.0°C9.0°C | 9.0°C | 50 | 5.8 | 12.012 h |
| April | 25.5°C13.2°C | 13.2°C | 55 | 5.7 | 13.013 h |
| May | 29.2°C18.0°C | 18.0°C | 75 | 9.1 | 13.814 h |
| June | 32.9°C22.2°C | 22.2°C | 62 | 7.7 | 14.214 h |
| July | 34.8°C24.3°C | 24.3°C | 39 | 5.3 | 14.114 h |
| August | 34.2°C24.2°C | 24.2°C | 46 | 5.9 | 13.313 h |
| September, selected | 30.2°C20.1°C | 20.1°C | 58 | 5.9 | 12.412 h |
| October | 25.2°C14.5°C | 14.5°C | 64 | 5.6 | 11.411 h |
| November | 18.8°C8.3°C | 8.3°C | 41 | 4.0 | 10.511 h |
| December | 14.4°C3.7°C | 3.7°C | 35 | 4.3 | 10.110 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- San Angelo in SeptemberUnited States · 128 kmHigh 30.6°C · Low 20.0°C · 53 mm rain
- Wichita Falls in SeptemberUnited States · 200 kmHigh 30.6°C · Low 20.6°C · 65 mm rain
- Midland in SeptemberUnited States · 226 kmHigh 29.5°C · Low 18.6°C · 46 mm rain
- Fort Worth in SeptemberUnited States · 228 kmHigh 30.6°C · Low 21.1°C · 63 mm rain
- Lubbock in SeptemberUnited States · 234 kmHigh 28.2°C · Low 17.2°C · 52 mm rain
- Killeen in SeptemberUnited States · 241 kmHigh 30.8°C · Low 21.3°C · 69 mm rain
- Arlington (Texas), United States in SeptemberUnited States · 248 kmHigh 30.6°C · Low 21.2°C · 64 mm rain
- Flower Mound in SeptemberUnited States · 254 kmHigh 30.2°C · Low 21.2°C · 72 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Abilene) is explained once on the Abilene year overview and on the Sources, method and limits page.