Fairfield Weather in December

What's the weather like in Fairfield (California) in December 2024?

The climate in Fairfield during December can be summarized as cool and damp.

December is in the winter in Fairfield and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 3°C (38°F) is normal.

Fairfield weather averages (imperial / metric)
Daytime temperature 12.8°C 55°F
Nightly temperature 3.3°C 37.9°F
Average temperature 8°C 46.4°F
Daily sunshine 5.4 hrs
Avg rainfall 106 mm 4.2 ins
Rainy days 9 days
Sea temperature 12.6°C 54.6°F
Humidity 81%
Windspeed 11.9kph 7 mph

On average December is the 2nd wettest month of the year in Fairfield with around 106mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.4 hours of sunshine per day.

December temperatures in Fairfield

Fairfield average temperature in December

December rainfall

Fairfield average rain in December

December hourly sunshine

Fairfield average rain in December

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Fairfield in December 2024.