September weather in Redondo Beach, CA
The average temperature in Redondo Beach in September is 69.0°F (61.8°F–76.1°F). Average precipitation: 0.12 inches.
September is a fall month in Redondo Beach, and is warmer than the annual average of 62.5°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Daylight averages about 12h 12m. For travel, September is one of the best months of the year to visit.
Avg High
76.1°F
Avg Low
61.8°F
Precipitation
0.12 in
Daylight
12h 12m
September records in Redondo Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 84.9°F (2017) | 61.0°F (2016) | 0.00 in (2012) |
| September 2 | 95.0°F (2017) | 60.1°F (2012) | 0.06 in (2023) |
| September 3 | 99.0°F (2017) | 60.1°F (2020) | 0.00 in (2012) |
| September 4 | 97.0°F (2022) | 57.0°F (2021) | 0.14 in (2017) |
| September 5 | 86.0°F (2022) | 59.0°F (2016) | 0.00 in (2012) |
| September 6 | 95.0°F (2020) | 59.0°F (2015) | 0.00 in (2012) |
| September 7 | 84.9°F (2024) | 60.1°F (2023) | 0.00 in (2012) |
| September 8 | 87.1°F (2022) | 60.1°F (2019) | 0.00 in (2012) |
| September 9 | 98.1°F (2022) | 60.1°F (2019) | 0.02 in (2022) |
| September 10 | 90.0°F (2015) | 61.0°F (2014) | 0.22 in (2022) |
| September 11 | 86.0°F (2023) | 57.9°F (2020) | 0.00 in (2012) |
| September 12 | 86.0°F (2015) | 55.9°F (2020) | 0.00 in (2012) |
| September 13 | 82.0°F (2015) | 57.9°F (2020) | 0.00 in (2012) |
| September 14 | 82.0°F (2019) | 55.9°F (2020) | 0.00 in (2012) |
| September 15 | 89.1°F (2012) | 55.0°F (2016) | 0.54 in (2015) |
| September 16 | 84.9°F (2014) | 57.0°F (2016) | 0.01 in (2023) |
| September 17 | 84.0°F (2014) | 55.9°F (2024) | 0.02 in (2023) |
| September 18 | 84.9°F (2020) | 55.9°F (2018) | 0.06 in (2025) |
| September 19 | 81.0°F (2015) | 55.0°F (2021) | 0.00 in (2012) |
| September 20 | 86.0°F (2015) | 57.0°F (2018) | 0.00 in (2012) |
| September 21 | 82.0°F (2015) | 59.0°F (2019) | 0.00 in (2012) |
| September 22 | 82.0°F (2019) | 55.0°F (2017) | 0.00 in (2012) |
| September 23 | 79.0°F (2015) | 54.0°F (2017) | 0.00 in (2012) |
| September 24 | 81.0°F (2020) | 55.0°F (2017) | 0.00 in (2012) |
| September 25 | 84.9°F (2017) | 55.9°F (2023) | 0.00 in (2012) |
| September 26 | 100.0°F (2016) | 55.0°F (2024) | 0.00 in (2012) |
| September 27 | 96.1°F (2016) | 55.9°F (2017) | 0.00 in (2012) |
| September 28 | 82.0°F (2016) | 57.9°F (2017) | 0.01 in (2019) |
| September 29 | 79.0°F (2015) | 54.0°F (2019) | 0.00 in (2012) |
| September 30 | 89.1°F (2020) | 51.1°F (2019) | 0.01 in (2023) |