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 arrival of September signals a subtle shift in temperature, down from a moderately hot 23.1°C (73.6°F) in August to a refreshing 19.7°C (67.5°F). Onze-Lieve-Vrouw-Waver's temperature in September lowers to a consistent average of 11.4°C (52.5°F) during the nights.Humidity
The average relative humidity in September is 78%.Rainfall
In Onze-Lieve-Vrouw-Waver, in September, during 12.8 rainfall days, 29mm (1.14") of precipitation is typically accumulated. In Onze-Lieve-Vrouw-Waver, during the entire year, the rain falls for 179.4 days and collects up to 456mm (17.95") of precipitation.Snowfall
In Onze-Lieve-Vrouw-Waver, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:55 and sunset at 20:27. On the last day of September, sunrise is at 07:41 and sunset at 19:21 CEST.
Sunshine
In Onze-Lieve-Vrouw-Waver, the average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are the temperatures in Onze-Lieve-Vrouw-Waver in September?
What is the average humidity in September in Onze-Lieve-Vrouw-Waver?
How many days does it rain in September in Onze-Lieve-Vrouw-Waver?
When it does not snow in Onze-Lieve-Vrouw-Waver?
What is the average length of the day in September in Onze-Lieve-Vrouw-Waver?
What time are sunrise and sunset in September in Onze-Lieve-Vrouw-Waver?
How long on average sun shines in September in Onze-Lieve-Vrouw-Waver?
What is the UV index reading in September in Onze-Lieve-Vrouw-Waver?
Average temperature in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average high temperature in September: 19.7°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average humidity in September: 78%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April and August (74%).
Average rainfall in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (51mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (26mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average sunshine days in September: 15.3 days
The months with the most sunshine days are September and October (15.3 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 41).
Average visibility in September
Onze-Lieve-Vrouw-Waver, Belgium
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Onze-Lieve-Vrouw-Waver, Belgium
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