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
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from an agreeable 21.8°C (71.2°F) to an enjoyable 18.7°C (65.7°F). During September nights, Mettet records an average temperature of 9.8°C (49.6°F).Humidity
The average relative humidity in September is 81%.Rainfall
In Mettet, during September, the rain falls for 13.8 days and regularly aggregates up to 40mm (1.57") of precipitation. In Mettet, during the entire year, the rain falls for 188.7 days and collects up to 575mm (22.64") of precipitation.Snowfall
May through September are months without snowfall in Mettet, Belgium.Daylight
In September, the average length of the day is 12h and 37min.On the first day of the month, sunrise is at 06:56 and sunset at 20:25. On the last day of September, in Mettet, sunrise is at 07:40 and sunset at 19:21 CEST.
Sunshine
In September, the average sunshine in Mettet is 7.5h.UV index
The average daily maximum UV index in September in Mettet 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: The UV index of 4 during September translates into the following guidance:
Undertake precautions - Guarding against sun damage is counselled. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the temperature in September in Mettet?
What is the average humidity in September in Mettet?
How many days does it rain in September in Mettet?
When it does not snow in Mettet?
Does it snow in Mettet in September?
How many hours of daylight does Mettet have in September?
When is the sunrise / sunset in September in Mettet?
How many hours of sunshine does Mettet have in September?
What is the UV index reading in September in Mettet?
Average temperature in September
Mettet, Belgium
- Average high temperature in September: 18.7°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).
Average pressure in September
Mettet, Belgium
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Mettet, Belgium
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Mettet, Belgium
- Average humidity in September: 81%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in September
Mettet, Belgium
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in September
Mettet, Belgium
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in September
Mettet, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (68mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Mettet, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mettet, 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 6min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in September
Mettet, Belgium
- Average sunshine days in September: 12.8 days
The months with the most sunshine days are April and October (13.4 days).
The month with the least sunshine days is December (9.4 days).
Average UV index in September
Mettet, 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, March, November and December (UV index 2).
Average cloud cover in September
Mettet, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Mettet, Belgium
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
Mettet, Belgium
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