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's onset brings a negligible change in high-temperatures, falling from an agreeable 20.6°C (69.1°F) in August to an enjoyable 17°C (62.6°F). The mean low-temperature during September nights is a frosty 8.2°C (46.8°F).Humidity
The average relative humidity in September is 85%.Rainfall
In Tenneville, in September, it is raining for 13.2 days, with typically 40mm (1.57") of accumulated precipitation. In Tenneville, Belgium, during the entire year, the rain falls for 173 days and collects up to 654mm (25.75") of precipitation.Snowfall
In Tenneville, snow does not fall in June through September.Daylight
The average length of the day in September in Tenneville is 12h and 37min.On the first day of September, sunrise is at 06:53 and sunset at 20:21. On the last day of the month, sunrise is at 07:37 and sunset at 19:18 CEST.
Sunshine
In September, the average sunshine in Tenneville is 7.1h.UV index
In Tenneville, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the temperature in September in Tenneville?
What is the average humidity in September in Tenneville?
How much does it rain in Tenneville in September?
When it does not snow in Tenneville?
Does it snow in Tenneville in September?
How many hours of daylight does Tenneville have in September?
What time are sunrise and sunset in September in Tenneville?
How many hours of sunshine does Tenneville have in September?
How high is the UV index in September in Tenneville?
Average temperature in September
Tenneville, Belgium
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in September: 8.2°C
The month with the highest average low temperature is July (11.3°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).
Average pressure in September
Tenneville, Belgium
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Tenneville, Belgium
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is February (16.8km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in September
Tenneville, Belgium
- Average humidity in September: 85%
The month with the highest relative humidity is December (93%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Tenneville, Belgium
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is December (87mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in September
Tenneville, Belgium
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in September
Tenneville, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (146mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Tenneville, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Tenneville, Belgium
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in September
Tenneville, Belgium
- Average sunshine days in September: 14.1 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is December (8.3 days).
Average UV index in September
Tenneville, Belgium
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Tenneville, Belgium
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 47).
Average visibility in September
Tenneville, Belgium
- Average visibility in September: 7km
The months with the highest visibility are February, March, April, May, June, July and August (8km).
The months with the lowest visibility are January, September, October, November and December (7km).
Tenneville, Belgium
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