Kortessem Weather in December

December in Kortessem averages 8°C (46°F) during the day and 2°C (36°F) at night. It is the wettest month of the year, with 86 mm (3.4 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Kortessem in December

An umbrella might come in handy since it is the wettest month of the year. You can expect rain on roughly 19 days based on historical data, averaging 86 mm (3.4 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Kortessem in December

December in Kortessem brings typical temperatures with highs around 8°C (46°F) and lows of 2°C (36°F). This month falls in the winter season. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Kortessem in December

The area experiences limited sunny days, amounting to roughly 55 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

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