- Latitude: 32.98
- Longitude: -117.27
High Temperatures
On average, the day in September with the warmest high temperature in custom location is September 5 at an average of 80.8 °F (27.1 °C).
On average, the day in September with the coldest high temperature in custom location is September 20 at an average of 77.1 °F (25.1 °C).
Records
The warmest recorded high temperature in September in custom location was 114.1 °F (45.6 °C) on September 6 in the year 2024 at RAMONA AIRPORT — Integrated Surface Dataset (ISD) station ID: 745056 — Weather Bureau Army Navy (WBAN): 53120 .
The coldest recorded high temperature in September in custom location was 62.6 °F (17.0 °C) on September 21 in the year 2010 at USS MIDWAY S NAVY PIER — Integrated Surface Dataset (ISD) station ID: 998408 .
Low Temperatures
On average, the day in September with the warmest low temperature in custom location is September 3 at an average of 65.5 °F (18.6 °C).
On average, the day in September with the coldest low temperature in custom location is September 30 at an average of 61.7 °F (16.5 °C).
Records
The warmest recorded low temperature in custom location was 93.2 °F (34.0 °C) on September 8 in the year 2011 at GILLESPIE FIELD AIRPORT — Integrated Surface Dataset (ISD) station ID: 722907 — Weather Bureau Army Navy (WBAN): 53143 .
The coldest recorded low temperature in custom location was 39.0 °F (3.9 °C) on September 28 in the year 2013 at RAMONA AIRPORT — Integrated Surface Dataset (ISD) station ID: 745056 — Weather Bureau Army Navy (WBAN): 53120 .
Details
If you would like to see the temperatures for specific days, you can click on the corresponding links below: