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
The shift from August to September coincides with a small decrease in the average high-temperature, down to a comfortable 19.2°C (66.6°F) from an agreeable 22.5°C (72.5°F). An average temperature of 10.3°C (50.5°F) is recorded during the nights in September.Humidity
In September, the average relative humidity is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.5 days and typically collects 22mm (0.87") of precipitation.Snowfall
April through September are months without snowfall.Daylight
The average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 06:58 and sunset at 20:27. On the last day of the month, sunrise is at 07:43 and sunset at 19:23 CEST.
Sunshine
In Erquelinnes, the average sunshine in September is 7.5h.UV index
The average daily maximum UV index in September in Erquelinnes, Belgium, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk 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:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What are September temperatures in Erquelinnes?
What is the average humidity in September in Erquelinnes?
What is the driest month in Erquelinnes?
How many days does it rain in September in Erquelinnes?
When it does not snow in Erquelinnes?
Does it snow in Erquelinnes in September?
What is the average length of the day in September in Erquelinnes?
When are sunrise and sunset in September in Erquelinnes?
How many hours of sunshine does Erquelinnes have in September?
What is the UV index reading in September in Erquelinnes?
Average temperature in September
Erquelinnes, Belgium
- Average high temperature in September: 19.2°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: 10.3°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
Erquelinnes, 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 (1012.7mbar).
Average wind speed in September
Erquelinnes, Belgium
- Average wind speed in September: 12.2km/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
Erquelinnes, 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
Erquelinnes, Belgium
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is December (63mm).
The driest month (with the least rainfall) is September (22mm).
Average rainfall days in September
Erquelinnes, Belgium
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in September
Erquelinnes, 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
Erquelinnes, 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
Erquelinnes, 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 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
Erquelinnes, Belgium
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in September
Erquelinnes, 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
Erquelinnes, 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
Erquelinnes, 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).
Erquelinnes, Belgium
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