September weather in Hesperia, CA
The average temperature in Hesperia in September is 76.2°F (60.9°F–91.4°F). Average precipitation: 0.17 inches.
September is a fall month in Hesperia, and is warmer than the annual average of 63.6°F. Daily temperatures swing about 30.5°F between overnight low and afternoon high. Daylight averages about 12h 12m. For travel, September is hot.
Avg High
91.4°F
Avg Low
60.9°F
Precipitation
0.17 in
Daylight
12h 12m
September records in Hesperia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 106.0°F (2019) | 57.9°F (2018) | 0.00 in (2011) |
| September 2 | 102.9°F (2020) | 51.1°F (2012) | 0.00 in (2011) |
| September 3 | 105.1°F (2020) | 60.1°F (2012) | 0.00 in (2011) |
| September 4 | 109.0°F (2020) | 57.0°F (2016) | 0.01 in (2017) |
| September 5 | 108.0°F (2020) | 53.1°F (2015) | 0.02 in (2012) |
| September 6 | 109.9°F (2020) | 55.0°F (2015) | 0.00 in (2011) |
| September 7 | 106.0°F (2020) | 61.0°F (2016) | 0.03 in (2013) |
| September 8 | 102.9°F (2020) | 57.9°F (2019) | 0.02 in (2014) |
| September 9 | 98.1°F (2012) | 55.0°F (2019) | 0.03 in (2012) |
| September 10 | 96.1°F (2012) | 54.0°F (2020) | 0.00 in (2011) |
| September 11 | 96.1°F (2015) | 55.9°F (2011) | 0.03 in (2017) |
| September 12 | 97.0°F (2014) | 55.9°F (2011) | 0.00 in (2011) |
| September 13 | 99.0°F (2014) | 53.1°F (2016) | 0.03 in (2011) |
| September 14 | 102.0°F (2019) | 45.0°F (2016) | 0.00 in (2011) |
| September 15 | 100.0°F (2014) | 51.1°F (2016) | 0.06 in (2011) |
| September 16 | 99.0°F (2014) | 52.0°F (2017) | 0.00 in (2011) |
| September 17 | 97.0°F (2014) | 52.0°F (2019) | 0.00 in (2011) |
| September 18 | 96.1°F (2016) | 51.1°F (2019) | 0.00 in (2011) |
| September 19 | 96.1°F (2018) | 54.0°F (2018) | 0.00 in (2011) |
| September 20 | 96.1°F (2012) | 48.0°F (2019) | 0.00 in (2011) |
| September 21 | 95.0°F (2012) | 51.1°F (2019) | 0.00 in (2011) |
| September 22 | 95.0°F (2011) | 44.1°F (2017) | 0.00 in (2011) |
| September 23 | 96.1°F (2011) | 44.1°F (2017) | 0.00 in (2011) |
| September 24 | 97.0°F (2015) | 46.0°F (2017) | 0.00 in (2011) |
| September 25 | 96.1°F (2015) | 44.1°F (2017) | 0.00 in (2011) |
| September 26 | 98.1°F (2018) | 48.0°F (2017) | 0.00 in (2011) |
| September 27 | 98.1°F (2018) | 41.0°F (2013) | 0.00 in (2011) |
| September 28 | 95.0°F (2018) | 46.9°F (2013) | 0.00 in (2011) |
| September 29 | 96.1°F (2020) | 50.0°F (2013) | 0.00 in (2011) |
| September 30 | 96.1°F (2020) | 41.0°F (2019) | 0.00 in (2011) |