McCloud Weather in December

What's the weather like in McCloud (California) in December 2025?

The climate in McCloud during December can be summarized as cool and wet.

December is in the winter in McCloud and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night -4°C (24°F) is normal.

McCloud weather averages (imperial / metric)
Daytime temperature 6.6°C 43.9°F
Nightly temperature -4.2°C 24.4°F
Average temperature 1.2°C 34.2°F
Daily sunshine 4.5 hrs
Avg rainfall 189 mm 7.4 ins
Rainy days 12 days
Sea temperature 11.2°C 52.2°F
Humidity 81%
Windspeed 9.4kph 6 mph

On average December is the 2nd wettest month of the year in McCloud with around 189mm 7.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.5 hours of sunshine per day.

December temperatures in McCloud

McCloud average temperature in December

December rainfall

McCloud average rain in December

December hourly sunshine

McCloud 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 McCloud in December 2025.