Monterey Weather in December

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

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

December is in the winter in Monterey and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 4°C (39°F) is normal.

Monterey weather averages (imperial / metric)
Daytime temperature 15.2°C 59.3°F
Nightly temperature 3.9°C 38.9°F
Average temperature 9.5°C 49.1°F
Daily sunshine 5.4 hrs
Avg rainfall 129 mm 5.1 ins
Rainy days 8 days
Sea temperature 13.4°C 56.1°F
Humidity 79%
Windspeed 11.5kph 7 mph

On average December is the 2nd wettest month of the year in Monterey with around 129mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 8 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 Monterey

Monterey average temperature in December

December rainfall

Monterey average rain in December

December hourly sunshine

Monterey 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 Monterey in December 2024.