- Latitude: 33.72
- Longitude: -118.28
High Temperatures
On average, the day in September with the warmest high temperature in custom location is September 5 at an average of 82.2 °F (27.9 °C).
On average, the day in September with the coldest high temperature in custom location is September 19 at an average of 77.8 °F (25.4 °C).
Records
The warmest recorded high temperature in September in custom location was 111.0 °F (43.9 °C) on September 28 in the year 2010 at LONG BEACH / DAUGHERTY FIELD — Integrated Surface Dataset (ISD) station ID: 722970 — Weather Bureau Army Navy (WBAN): 23129 .
The coldest recorded high temperature in September in custom location was 59.0 °F (15.0 °C) on September 9 in the year 2001 at AVALON/CATALINA — Integrated Surface Dataset (ISD) station ID: 722920 .
Low Temperatures
On average, the day in September with the warmest low temperature in custom location is September 2 at an average of 64.6 °F (18.1 °C).
On average, the day in September with the coldest low temperature in custom location is September 30 at an average of 61.3 °F (16.3 °C).
Records
The warmest recorded low temperature in custom location was 87.8 °F (31.0 °C) on September 6 in the year 2020 at ZAMPERINI FIELD AIRPORT — Integrated Surface Dataset (ISD) station ID: 722955 — Weather Bureau Army Navy (WBAN): 03174 .
The coldest recorded low temperature in custom location was 42.8 °F (6.0 °C) on September 9 in the year 2000 at FULLERTON MUNICIPAL — Integrated Surface Dataset (ISD) station ID: 722976 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: