Climate averages 1991–2020
Bakersfield weather
in September.
A hot, very dry month: the 4th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Bakersfield: daytime highs average 31.8°C and nights cool to about 17.9°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 1.0 mm of rain on fewer than one day, which makes September a very dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 26 min on an average September day.
The nearest other city in this atlas is Visalia (109 km away). In September its highs average 32.8°C, 1.0°C warmer than Bakersfield, with 1.7 mm of rain.
Among the 498 cities listed in the United States, Bakersfield ranks joint 32nd of 498 for the warmest September highs and 1st of 498 for the driest September (rainfall, lowest first). The mean September high of those 498 cities is 26.9°C; Bakersfield is 4.9°C warmer than that mean.
From September to October, average highs fall by 6.3°C to 25.5°C, and monthly rainfall rises from 1.0 mm to 11 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
Bakersfield climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.3°C4.1°C | 4.1°C | 47 | 7.5 | 10.110 h |
| February | 16.7°C5.4°C | 5.4°C | 49 | 7.8 | 10.911 h |
| March | 19.3°C7.7°C | 7.7°C | 48 | 7.3 | 11.912 h |
| April | 22.6°C10.1°C | 10.1°C | 27 | 4.7 | 13.113 h |
| May | 27.3°C14.4°C | 14.4°C | 9.8 | 2.1 | 14.014 h |
| June | 32.1°C18.5°C | 18.5°C | 1.3 | 0.3 | 14.515 h |
| July | 35.6°C22.4°C | 22.4°C | 0.6 | 0.2 | 14.314 h |
| August | 35.0°C21.6°C | 21.6°C | 0 | 0.0 | 13.513 h |
| September, selected | 31.8°C17.9°C | 17.9°C | 1.0 | 0.3 | 12.412 h |
| October | 25.5°C12.5°C | 12.5°C | 11 | 2.1 | 11.311 h |
| November | 19.0°C7.4°C | 7.4°C | 26 | 4.7 | 10.310 h |
| December | 14.8°C3.8°C | 3.8°C | 48 | 6.9 | 9.810 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
- Visalia in SeptemberUnited States · 109 kmHigh 32.8°C · Low 18.5°C · 1.7 mm rain
- Valencia, United States in SeptemberUnited States · 110 kmHigh 31.3°C · Low 17.5°C · 4.4 mm rain
- Lancaster in SeptemberUnited States · 110 kmHigh 31.5°C · Low 17.4°C · 3.0 mm rain
- Santa Clarita in SeptemberUnited States · 117 kmHigh 31.1°C · Low 17.4°C · 4.4 mm rain
- Palmdale in SeptemberUnited States · 121 kmHigh 31.1°C · Low 17.7°C · 11 mm rain
- Santa Barbara in SeptemberUnited States · 123 kmHigh 29.6°C · Low 18.8°C · 2.3 mm rain
- Ventura in SeptemberUnited States · 124 kmHigh 25.9°C · Low 17.5°C · 3.1 mm rain
- Simi Valley in SeptemberUnited States · 125 kmHigh 29.5°C · Low 17.6°C · 3.9 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 Bakersfield) is explained once on the Bakersfield year overview and on the Sources, method and limits page.