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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a pleasant 22.5°C (72.5°F) in August to a refreshing 19.3°C (66.7°F). Throughout the nights in September, an average low-temperature of 10.4°C (50.7°F) is noted in Bienne-lez-Happart, Belgium.Humidity
In Bienne-lez-Happart, the average relative humidity in September is 80%.Rainfall
In September, in Bienne-lez-Happart, the rain falls for 11.1 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In Bienne-lez-Happart, during the entire year, the rain falls for 172.2 days and collects up to 475mm (18.7") of precipitation.Snowfall
In Bienne-lez-Happart, Belgium, snow does not fall in April through September.Daylight
The average length of the day in September in Bienne-lez-Happart is 12h and 37min.On the first day of the month, sunrise is at 06:58 and sunset at 20:27. On the last day of September, in Bienne-lez-Happart, sunrise is at 07:42 and sunset at 19:23 CEST.
Sunshine
The average sunshine in September in Bienne-lez-Happart is 7.4h.UV index
In Bienne-lez-Happart, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the average September temperature in Bienne-lez-Happart?
What is the average humidity in September in Bienne-lez-Happart?
How many days does it rain in September in Bienne-lez-Happart?
When it does not snow in Bienne-lez-Happart?
Does it snow in Bienne-lez-Happart in September?
What is the average length of the day in September in Bienne-lez-Happart?
When are sunrise and sunset in September in Bienne-lez-Happart?
How long on average sun shines in September in Bienne-lez-Happart?
What is the UV index reading in September in Bienne-lez-Happart?
Average temperature in September
Bienne-lez-Happart, Belgium
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is July (22.6°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 10.4°C
The month with the highest average low temperature is August (13.1°C).
The coldest months (with the lowest average low temperature) are January and February (0.7°C).
Average pressure in September
Bienne-lez-Happart, Belgium
- 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
Bienne-lez-Happart, Belgium
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in September
Bienne-lez-Happart, Belgium
- Average humidity in September: 80%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in September
Bienne-lez-Happart, Belgium
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (63mm).
The driest month (with the least rainfall) is July (27mm).
Average rainfall days in September
Bienne-lez-Happart, Belgium
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in September
Bienne-lez-Happart, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Bienne-lez-Happart, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bienne-lez-Happart, 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 6min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in September
Bienne-lez-Happart, Belgium
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in September
Bienne-lez-Happart, Belgium
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Bienne-lez-Happart, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
Bienne-lez-Happart, 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).
Bienne-lez-Happart, Belgium
Weather forecast for your location
2. Allow the app to use your location
