December - PASADENA - Weather History and Averages

High Temperatures

On average, the day in December with the warmest high temperature in PASADENA is December 3 at an average of 76.4 °F (24.6 °C).

On average, the day in December with the coldest high temperature in PASADENA is December 29 at an average of 52.7 °F (11.5 °C).

The warmest recorded high temperature in December in PASADENA was 77.4 °F (25.2 °C) on December 4 in the year 1943 at PASADENA — Integrated Surface Dataset (ISD) station ID: 749169 .

The coldest recorded high temperature in December in PASADENA was 50.4 °F (10.2 °C) on December 30 in the year 1943 at PASADENA — Integrated Surface Dataset (ISD) station ID: 749169 .

On average, the day in December with the warmest low temperature in PASADENA is December 19 at an average of 53.3 °F (11.9 °C).

On average, the day in December with the coldest low temperature in PASADENA is December 31 at an average of 40.3 °F (4.6 °C).

The warmest recorded low temperature in PASADENA was 55.4 °F (13.0 °C) on December 20 in the year 1943 at PASADENA — Integrated Surface Dataset (ISD) station ID: 749169 .

The coldest recorded low temperature in PASADENA was 38.3 °F (3.5 °C) on December 31 in the year 1943 at PASADENA — Integrated Surface Dataset (ISD) station ID: 749169 .

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