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
Weather in September
Temperature
September is characterized by a mild reduction in the average high-temperature, from a warm 23.2°C (73.8°F) in August to an enjoyable 19.9°C (67.8°F). The average temperature drops to a cool 11.5°C (52.7°F) during the night in the month of September.Humidity
In September, the average relative humidity in Hundelgem is 77%.Rainfall
In September, in Hundelgem, the rain falls for 13.7 days. Throughout September, 34mm (1.34") of precipitation is accumulated. Throughout the year, in Hundelgem, there are 183.1 rainfall days, and 499mm (19.65") of precipitation is accumulated.Snowfall
In Hundelgem, snow does not fall in April through October.Daylight
In Hundelgem, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:59 and sunset at 20:30. On the last day of September, in Hundelgem, sunrise is at 07:44 and sunset at 19:24 CEST.
Sunshine
The average sunshine in September is 7.2h.UV index
In September, the average daily maximum UV index in Hundelgem is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the temperature in September in Hundelgem?
What is the average humidity in September in Hundelgem?
How many days does it rain in September in Hundelgem?
When it does not snow in Hundelgem?
How many hours of daylight does Hundelgem have in September?
When are sunrise and sunset in September in Hundelgem?
How long on average sun shines in September in Hundelgem?
What is the UV index intensity in September in Hundelgem?
Average temperature in September
Hundelgem, Belgium
- Average high temperature in September: 19.9°C
The warmest months (with the highest average high temperature) are July and August (23.2°C).
The month with the lowest average high temperature is January (5.6°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 January (1.3°C).
Average pressure in September
Hundelgem, Belgium
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012.1mbar).
Average wind speed in September
Hundelgem, Belgium
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is December (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in September
Hundelgem, Belgium
- Average humidity in September: 77%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in September
Hundelgem, Belgium
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Hundelgem, Belgium
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is February (12.6 days).
Average snowfall in September
Hundelgem, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (39mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Hundelgem, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Hundelgem, Belgium
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Hundelgem, Belgium
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is April (14 days).
The month with the least sunshine days is November (10.5 days).
Average UV index in September
Hundelgem, Belgium
- 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
Hundelgem, Belgium
- Average cloud cover in September: 45
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 42).
Average visibility in September
Hundelgem, Belgium
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Hundelgem, Belgium
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