September weather in Oxnard, CA
The average temperature in Oxnard in September is 66.6°F (59.7°F–73.5°F). Average precipitation: 0.08 inches.
September is a fall month in Oxnard, and is warmer than the annual average of 61.2°F. Daily temperatures swing about 13.8°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 12h 12m. For travel, September is one of the best months of the year to visit.
Avg High
73.5°F
Avg Low
59.7°F
Precipitation
0.08 in
Daylight
12h 12m
September records in Oxnard
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 88.0°F (2017) | 55.0°F (2010) | 0.01 in (2003) |
| September 2 | 84.9°F (2017) | 55.0°F (2006) | 0.10 in (1998) |
| September 3 | 95.0°F (2017) | 54.0°F (2010) | 0.01 in (2010) |
| September 4 | 95.0°F (2022) | 54.0°F (2000) | 0.03 in (1998) |
| September 5 | 90.0°F (2004) | 53.1°F (2000) | 0.02 in (2010) |
| September 6 | 87.1°F (2024) | 53.1°F (2000) | 0.01 in (2011) |
| September 7 | 84.0°F (2011) | 50.0°F (2002) | 0.01 in (2005) |
| September 8 | 84.9°F (2004) | 51.1°F (2002) | 0.01 in (2005) |
| September 9 | 93.9°F (2022) | 51.1°F (2002) | 0.04 in (2022) |
| September 10 | 88.0°F (2015) | 52.0°F (2000) | 0.13 in (2022) |
| September 11 | 87.1°F (2015) | 50.0°F (2000) | 0.01 in (1999) |
| September 12 | 84.0°F (2015) | 54.0°F (2005) | 0.01 in (2003) |
| September 13 | 82.0°F (2000) | 54.0°F (2001) | 0.00 in (1998) |
| September 14 | 84.9°F (2019) | 52.0°F (2005) | 0.21 in (2015) |
| September 15 | 80.1°F (2014) | 53.1°F (2007) | 0.49 in (2015) |
| September 16 | 79.0°F (2014) | 52.0°F (2006) | 0.01 in (2013) |
| September 17 | 77.0°F (2000) | 51.1°F (2006) | 0.04 in (2025) |
| September 18 | 79.0°F (2006) | 53.1°F (2021) | 0.23 in (2025) |
| September 19 | 82.9°F (2015) | 53.1°F (2006) | 0.01 in (1998) |
| September 20 | 86.0°F (2015) | 52.0°F (2008) | 0.22 in (2022) |
| September 21 | 88.0°F (2004) | 53.1°F (2006) | 0.07 in (1999) |
| September 22 | 93.9°F (2004) | 52.0°F (2017) | 0.03 in (2007) |
| September 23 | 80.1°F (2004) | 51.1°F (2017) | 0.05 in (2025) |
| September 24 | 86.0°F (2009) | 52.0°F (2005) | 0.06 in (2025) |
| September 25 | 100.9°F (2016) | 51.1°F (2005) | 0.02 in (2004) |
| September 26 | 102.9°F (2016) | 51.1°F (2001) | 0.21 in (2005) |
| September 27 | 99.0°F (2010) | 50.0°F (2005) | 0.02 in (2005) |
| September 28 | 87.1°F (2010) | 51.1°F (2013) | 0.01 in (2006) |
| September 29 | 93.0°F (2005) | 50.0°F (2013) | 0.02 in (1999) |
| September 30 | 95.0°F (2021) | 51.1°F (2013) | 0.01 in (1999) |