Harlingen Weather in December

In Harlingen, December brings low daytime temperatures around 8°C (46°F), with nights cooling to 5°C (41°F). Expect quite a bit of rainfall this month.

Rainfall in Harlingen in December

Looking at the last 30 years, the data shows about 20 days with rain, averaging 98 mm (3.9 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Harlingen in December

In December, Harlingen sees low temperatures, with highs of 8°C (46°F). Nights drop to around 5°C (41°F). The winter season is characteristic of December. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. At 5°C (41°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Harlingen in December

The month has fewer sunny days, with around 62 hours of sunshine.

Wind Speed in Harlingen in December

Wind speeds average 6 m/s (12 knots) during December. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

December in Harlingen has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.