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
Shifting into September, Stroodorp records an average high-temperature of a refreshing 18.5°C (65.3°F), presenting minor fluctuations compared to the previous month. Nights in September cool down, indicating a minor disparity from daytime highs with an average low-temperature of 14.2°C (57.6°F).Humidity
The average relative humidity in September is 76%.Rainfall
In September, the rain falls for 13.9 days. Throughout September, 28mm (1.1") of precipitation is accumulated. Throughout the year, there are 171.6 rainfall days, and 383mm (15.08") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 06:58 and sunset at 20:31. On the last day of September, sunrise is at 07:45 and sunset at 19:24 CEST.
Sunshine
In September, the average sunshine is 7.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 4 in September translates into this advice:
Exercise prevention - Warding off sunburn is urged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Stroodorp have in September?
How high is the UV index in September?
Average temperature in September
Stroodorp, Netherlands
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (20.8°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 14.2°C
The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in September
Stroodorp, Netherlands
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in September
Stroodorp, Netherlands
- Average wind speed in September: 18.2km/h
The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest months (with the lowest average wind speed) are April and July (16.5km/h).
Average humidity in September
Stroodorp, Netherlands
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Stroodorp, Netherlands
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is August (47mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Stroodorp, Netherlands
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is April (10.5 days).
Average snowfall in September
Stroodorp, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Stroodorp, Netherlands
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (2.7 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
Stroodorp, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Stroodorp, Netherlands
- Average sunshine days in September: 12 days
The month with the most sunshine days is April (17.1 days).
The month with the least sunshine days is November (9.6 days).
Average UV index in September
Stroodorp, 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 and December (UV index 2).
Average cloud cover in September
Stroodorp, Netherlands
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Stroodorp, Netherlands
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
