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 beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 23.2°C (73.8°F) in August to a refreshing 19.1°C (66.4°F). In September, the nighttime temperature lowers to an average of 11.4°C (52.5°F).Humidity
The average relative humidity in September in Hasselderheide is 79%.Rainfall
In Hasselderheide, Netherlands, during September, the rain falls for 8.7 days and regularly aggregates up to 11mm (0.43") of precipitation. Throughout the year, in Hasselderheide, there are 132.7 rainfall days, and 200mm (7.87") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Hasselderheide, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:48 and sunset at 20:21. On the last day of September, sunrise is at 07:35 and sunset at 19:15 CEST.
Sunshine
In September, the average sunshine in Hasselderheide is 8.1h.UV index
The average daily maximum UV index in September in Hasselderheide is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Hasselderheide?
What is the average humidity in September in Hasselderheide?
How much does it rain in Hasselderheide in September?
When it does not snow in Hasselderheide?
How many hours of daylight does Hasselderheide have in September?
When is the sunrise / sunset in September in Hasselderheide?
How long on average sun shines in September in Hasselderheide?
How high is the UV index in September in Hasselderheide?
Average temperature in September
Hasselderheide, Netherlands
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Hasselderheide, Netherlands
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.7mbar).
Average wind speed in September
Hasselderheide, Netherlands
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Hasselderheide, Netherlands
- Average humidity in September: 79%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Hasselderheide, Netherlands
- Average rainfall in September: 11mm
The wettest month (with the highest rainfall) is July (21mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in September
Hasselderheide, Netherlands
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is September (8.7 days).
Average snowfall in September
Hasselderheide, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Hasselderheide, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Hasselderheide, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in September
Hasselderheide, Netherlands
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Hasselderheide, 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
Hasselderheide, Netherlands
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Hasselderheide, 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).
