Harlingen Weather in December

The climate in Harlingen during December can be summarized as mild and reasonably dry.

December is in the winter in Harlingen and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 11°C (52°F) is normal.

On average December is the 3rd driest month of the year in Harlingen with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.5 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 Harlingen in December 2024.