Kortessem Weather in September

September in Kortessem brings pleasant temperatures, with daytime highs of 21°C (70°F) and nights around 11°C (52°F). Quite a bit of rainfall is expected, around 68 mm (2.7 in), so pack an umbrella.

Rainfall in Kortessem in September

Expect around 15 days of rain based on historical data, with 68 mm (2.7 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Kortessem in September

September is one of the better months to visit Kortessem. Expect 21°C (70°F) during the day and 11°C (52°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Kortessem in September

The area enjoys a balanced 159 hours of sunlight, ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures.