September - MOUNT WILSON - Weather History and Averages

A Weather Bureau Army Navy (WBAN) station ID was found for this station. Older data may be available at the WBAN page.

Historic station metadata

High Temperatures

On average, the day in September with the warmest high temperature in MOUNT WILSON is September 4 at an average of 82.7 °F (28.1 °C).

On average, the day in September with the coldest high temperature in MOUNT WILSON is September 21 at an average of 74.4 °F (23.5 °C).

The warmest recorded high temperature in September in MOUNT WILSON was 96.8 °F (36.0 °C) on September 27 in the year 2010 at MOUNT WILSON — Integrated Surface Dataset (ISD) station ID: 722890 — Weather Bureau Army Navy (WBAN): 93136 .

The coldest recorded high temperature in September in MOUNT WILSON was 44.6 °F (7.0 °C) on September 22 in the year 2007 at MOUNT WILSON — Integrated Surface Dataset (ISD) station ID: 722890 — Weather Bureau Army Navy (WBAN): 93136 .

On average, the day in September with the warmest low temperature in MOUNT WILSON is September 4 at an average of 65.1 °F (18.4 °C).

On average, the day in September with the coldest low temperature in MOUNT WILSON is September 21 at an average of 56.9 °F (13.8 °C).

The warmest recorded low temperature in MOUNT WILSON was 77.0 °F (25.0 °C) on September 5 in the year 2007 at MOUNT WILSON — Integrated Surface Dataset (ISD) station ID: 722890 — Weather Bureau Army Navy (WBAN): 93136 .

The coldest recorded low temperature in MOUNT WILSON was 35.1 °F (1.7 °C) on September 19 in the year 1989 at MOUNT WILSON — Integrated Surface Dataset (ISD) station ID: 722890 — Weather Bureau Army Navy (WBAN): 93136 .

If you would like to see the temperatures for specific days, you can click on the corresponding links below: