Herstal Weather in December

December in Herstal brings low temperatures, with highs of 7°C (45°F) and nights dropping to 2°C (36°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Herstal in December

Since this month has the highest rainfall, keep an umbrella with you to handle sudden showers. Records from the past 30 years suggest around 19 days of rain, with 97 mm (3.8 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Herstal in December

Temperatures in Herstal in December top out at 7°C (45°F) and drop to 2°C (36°F) overnight. During December, you'll experience the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Herstal in December

The month is characterized by fewer sunny days, with roughly 55 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Herstal. Our weather planner can help you explore destinations with more pleasant weather conditions.