Assendelft Weather in September

With daytime temperatures of 19°C (66°F) and nighttime lows of 13°C (55°F), September in Assendelft brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 95 mm (3.7 in) falls on average.

Rainfall in Assendelft in September

Historically, September sees about 16 days of rain, with a monthly average of 95 mm (3.7 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Assendelft in September

Daytime temperatures in Assendelft reach 19°C (66°F) in September, dropping to 13°C (55°F) at night. During September, the summer season is in full swing. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 13°C (55°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.

Average water temperature in September

At 18°C (64°F), the water is getting there, comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Assendelft.