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
In September, the average high-temperature marginally drops from a pleasant 22.5°C (72.5°F) in August to a comfortable 19.3°C (66.7°F). La Louvière's nights in September experience an average temperature drop to a fresh 10.4°C (50.7°F).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 11.1 days. Throughout September, 28mm (1.1") of precipitation is accumulated. In La Louvière, during the entire year, the rain falls for 172.2 days and collects up to 475mm (18.7") of precipitation.Snowfall
In La Louvière, snow does not fall in April through September.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 07:42 and sunset at 19:23 CEST.
Sunshine
In La Louvière, the average sunshine in September is 7.4h.UV index
In La Louvière, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in La Louvière in September?
What is the average humidity in September in La Louvière?
How many days does it rain in September in La Louvière?
When it does not snow in La Louvière?
Does it snow in La Louvière in September?
What is the average length of the day in September in La Louvière?
What time are sunrise and sunset in September in La Louvière?
How long on average sun shines in September in La Louvière?
What is the UV index intensity in September in La Louvière?
Average temperature in September
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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 month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
La Louvière, 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
La Louvière, 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
La Louvière, 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
La Louvière, 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).
La Louvière, Belgium
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