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
September
Weather in September
Temperature
In September, the average high-temperature marginally decreases from a pleasant 21.6°C (70.9°F) in August to an enjoyable 17.6°C (63.7°F). Throughout the nights in September, Petit-Rechain experiences an average low-temperature of 9.1°C (48.4°F).Humidity
In Petit-Rechain, Belgium, the average relative humidity in September is 83%.Rainfall
In Petit-Rechain, in September, it is raining for 13.5 days, with typically 34mm (1.34") of accumulated precipitation. In Petit-Rechain, during the entire year, the rain falls for 188.4 days and collects up to 587mm (23.11") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 37min.On the first day of the month, sunrise is at 06:51 and sunset at 20:21. On the last day of September, sunrise is at 07:36 and sunset at 19:16 CEST.
Sunshine
In Petit-Rechain, the average sunshine in September is 7.7h.UV index
In Petit-Rechain, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 3 during September translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Petit-Rechain have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Petit-Rechain have in September?
How high is the UV index in September in Petit-Rechain?
Average temperature in September
Petit-Rechain, Belgium
- Average high temperature in September: 17.6°C
The warmest months (with the highest average high temperature) are July and August (21.6°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in September: 9.1°C
The month with the highest average low temperature is August (12.1°C).
The coldest months (with the lowest average low temperature) are January and February (-0.8°C).
Average pressure in September
Petit-Rechain, Belgium
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.2mbar).
Average wind speed in September
Petit-Rechain, Belgium
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in September
Petit-Rechain, Belgium
- Average humidity in September: 83%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in September
Petit-Rechain, Belgium
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Petit-Rechain, Belgium
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in September
Petit-Rechain, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Petit-Rechain, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Petit-Rechain, 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 4min
The month with the most sunshine is August (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Petit-Rechain, Belgium
- Average sunshine days in September: 14 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Petit-Rechain, Belgium
- Average UV index in September: 3
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
Petit-Rechain, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Petit-Rechain, 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).
