Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The start of September marks an average high-temperature of a refreshing 17.8°C (64°F), hardly distinguishable from the conditions in August. Stompetoren, in September, registers a nighttime average temperature of 13.3°C (55.9°F).Humidity
In Stompetoren, Netherlands, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 14 days. Throughout September, 28mm (1.1") of precipitation is accumulated. Throughout the year, in Stompetoren, there are 160.7 rainfall days, and 268mm (10.55") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 06:52 and sunset at 20:28. On the last day of the month, sunrise is at 07:41 and sunset at 19:19 CEST.
Sunshine
In September, the average sunshine is 7.2h.UV index
In Stompetoren, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Stompetoren in September?
What is the average humidity in September in Stompetoren?
How many days does it rain in September in Stompetoren?
When it does not snow in Stompetoren?
How many hours of daylight does Stompetoren have in September?
When is the sunrise / sunset in September in Stompetoren?
How long on average sun shines in September in Stompetoren?
How high is the UV index in September in Stompetoren?
Average temperature in September
Stompetoren, Netherlands
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 13.3°C
The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).
Average pressure in September
Stompetoren, Netherlands
- Average pressure in September: 1016.5mbar
The months with the highest atmospheric pressure are May and September (1016.5mbar).
The month with the lowest atmospheric pressure is November (1011mbar).
Average wind speed in September
Stompetoren, Netherlands
- Average wind speed in September: 17.1km/h
The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity in September
Stompetoren, Netherlands
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Stompetoren, Netherlands
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is August (37mm).
The driest month (with the least rainfall) is April (8mm).
Average rainfall days in September
Stompetoren, Netherlands
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is April (9.1 days).
Average snowfall in September
Stompetoren, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Stompetoren, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4 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
Stompetoren, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Stompetoren, Netherlands
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is April (18.4 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in September
Stompetoren, 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
Stompetoren, Netherlands
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 66).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in September
Stompetoren, Netherlands
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
