September weather forecast
Glabbeek, Belgium

September

Weather in September

September, the first month of the autumn in Glabbeek, is still a comfortable month, with temperature in the range of an average low of 10.5°C (50.9°F) and an average high of 19.3°C (66.7°F).

Temperature

The arrival of September signals a subtle shift in temperature, down from an agreeable 22.9°C (73.2°F) in August to an enjoyable 19.3°C (66.7°F). In the month of September, the average low-temperature usually rests at a fresh 10.5°C (50.9°F).

Humidity

In Glabbeek, the average relative humidity in September is 79%.

Rainfall

In Glabbeek, in September, during 13.4 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 195.8 rainfall days, and 520mm (20.47") of precipitation is accumulated.

Snowfall

In Glabbeek, snow does not fall in April through October.

Daylight

In Glabbeek, the average length of the day in September is 12h and 38min.
On the first day of the month, sunrise is at 06:54 and sunset at 20:25. On the last day of September, sunrise is at 07:39 and sunset at 19:20 CEST.

Sunshine

In Glabbeek, the average sunshine in September is 7.8h.

UV index

In Glabbeek, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What is the average September temperature in Glabbeek?
During September, Glabbeek experiences an average high-temperature of 19.3°C (66.7°F) and a low-temperature of 10.5°C (50.9°F).
What is the average humidity in September?
In September, the average relative humidity is 79%.
How many days does it rain in September?
In Glabbeek, during September, the rain falls for 13.4 days and regularly aggregates up to 29mm (1.14") of precipitation.
When it does not snow?
In Glabbeek, Belgium, snow does not fall in April through October.
What is the average length of the day in September?
In September, the average day length is 12h and 38min.
When is the sunrise / sunset in September?
On the first day of September, sunrise is at 06:54 and sunset at 20:25. On the last day of the month, sunrise is at 07:39 and sunset at 19:20 CEST.
How many hours of sunshine does Glabbeek have in September?
In September, the average sunshine duration is 7.8h.
How high is the UV index in September?
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Glabbeek, Belgium
  • Average high temperature in September: 19.3°C

The warmest months (with the highest average high temperature) are July and August (22.9°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 10.5°C

The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is February (0.7°C).

Average pressure in September
Glabbeek, 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
Glabbeek, Belgium
  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).

Average humidity in September
Glabbeek, Belgium
  • Average humidity in September: 79%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).

Average rainfall in September
Glabbeek, Belgium
  • Average rainfall in September: 29mm

The wettest months (with the highest rainfall) are June and December (56mm).
The driest month (with the least rainfall) is April (26mm).

Average rainfall days in September
Glabbeek, Belgium
  • Average rainfall days in September: 13.4 days

The months with the highest number of rainy days are May and June (19.1 days).
The month with the least rainy days is September (13.4 days).

Average snowfall in September
Glabbeek, Belgium
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (46mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Glabbeek, Belgium
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (5.1 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
Glabbeek, 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 0min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).

Average sunshine days in September
Glabbeek, Belgium
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is September (13.2 days).
The month with the least sunshine days is June (7.8 days).

Average UV index in September
Glabbeek, 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
Glabbeek, Belgium
  • Average cloud cover in September: 42

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 41).

Average visibility in September
Glabbeek, Belgium
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).

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