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
Gruitrode, Belgium, experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a moderately hot 23.3°C (73.9°F) in August to a comfortable 19.3°C (66.7°F). In September, Gruitrode encounters an average low-temperature of 11.2°C (52.2°F) during the night.Humidity
The average relative humidity in September is 79%.Rainfall
In Gruitrode, in September, during 12.7 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Gruitrode, during the entire year, the rain falls for 177.4 days and collects up to 465mm (18.31") of precipitation.Snowfall
In Gruitrode, snow does not fall in April through October.Daylight
In Gruitrode, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:51 and sunset at 20:23. On the last day of September, sunrise is at 07:37 and sunset at 19:17 CEST.
Sunshine
In September, the average sunshine is 7.7h.UV index
In Gruitrode, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. It's recommended to limit sun exposure when its radiation is at its peak during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Gruitrode, Belgium
- Average high temperature in September: 19.3°C
The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in September
Gruitrode, 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 (1012.6mbar).
Average wind speed in September
Gruitrode, Belgium
- Average wind speed in September: 11.3km/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 (11.1km/h).
Average humidity in September
Gruitrode, Belgium
- Average humidity in September: 79%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Gruitrode, Belgium
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (50mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Gruitrode, Belgium
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in September
Gruitrode, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is December (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Gruitrode, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Gruitrode, 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 12min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Gruitrode, Belgium
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in September
Gruitrode, 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
Gruitrode, 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 August (Cloud cover 40).
Average visibility in September
Gruitrode, 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).
Gruitrode, Belgium
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