September weather forecastZuilen, Netherlands
September
Weather in September
September, the first month of the autumn in Zuilen, is still a comfortable month, with an average temperature ranging between min 11.5°C (52.7°F) and max 18.7°C (65.7°F).Temperature
The onset of September brings a small shift in high-temperatures, falling from an agreeable 22.2°C (72°F) in August to an enjoyable 18.7°C (65.7°F). Throughout September, Zuilen experiences a low-temperature average of 11.5°C (52.7°F).Humidity
The average relative humidity in September in Zuilen, Netherlands, is 81%.Rainfall
In Zuilen, in September, during 11.9 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, in Zuilen, there are 157.3 rainfall days, and 300mm (11.81") of precipitation is accumulated.Snowfall
In Zuilen, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 39min.On the first day of September, sunrise is at 06:52 and sunset at 20:26. On the last day of the month, sunrise is at 07:39 and sunset at 19:19 CEST.
Sunshine
In September, the average sunshine in Zuilen is 7.2h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 4 in September transforms into this advice:
Undertake precautions - Guarding against sun damage is counselled. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Zuilen, Netherlands
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (1.4°C).
Average pressure in September
Zuilen, Netherlands
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in September
Zuilen, Netherlands
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is December (17.9km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in September
Zuilen, Netherlands
- Average humidity in September: 81%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Zuilen, Netherlands
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is July (36mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Zuilen, Netherlands
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is October (10.4 days).
Average snowfall in September
Zuilen, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Zuilen, Netherlands
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and December (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Zuilen, Netherlands
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 12min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Zuilen, Netherlands
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in September
Zuilen, Netherlands
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Zuilen, Netherlands
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Zuilen, Netherlands
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





