Lake Charles Weather in December

The climate in Lake Charles during December can be summarized as mild and wet.

December is in the winter in Lake Charles and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 6°C (43°F) is normal.

On average December is the 3rd wettest month of the year in Lake Charles with around 133mm 5.2 inches of rain making it a wet 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.

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 Lake Charles in December 2025.