Katwijk Weather in September

With daytime temperatures of 19°C (66°F) and nighttime lows of 13°C (55°F), September in Katwijk brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 100 mm (3.9 in) falls on average.

Rainfall in Katwijk in September

Looking at the last 30 years, the data shows about 16 days with rain, averaging 100 mm (3.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Katwijk in September

September in Katwijk brings typical temperatures with highs around 19°C (66°F) and lows of 13°C (55°F). The month of September belongs to the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 13°C (55°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Katwijk in September

The month brings about 144 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Katwijk in September

September has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

If you prefer enjoying temperate temperatures and rain-free days, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.