September weather forecast and climate
Petit-Berleur, Belgium

Weather in September

The first month of the autumn, September, is still a comfortable month in Petit-Berleur, Belgium, with temperature in the range of an average high of 18.8°C (65.8°F) and an average low of 10°C (50°F).

Temperature

In Petit-Berleur, the average high-temperature in September marginally drops, from a pleasant 22.6°C (72.7°F) in August, to a comfortable 18.8°C (65.8°F). In September, the average low-temperature is 10°C (50°F).

Humidity

In Petit-Berleur, the average relative humidity is 80%.

Rainfall

In Petit-Berleur, Belgium, during September, the rain falls for 12.2 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, there are 177.5 rainfall days, and 489mm (19.25") of precipitation is accumulated.

Snowfall

In Petit-Berleur, Belgium, snow does not fall in April through October.

Daylight

In Petit-Berleur, the average length of the day is 12.6h.

Sunshine

In Petit-Berleur, the average sunshine is 7.8h.

UV index

The average daily maximum UV index in Petit-Berleur is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Petit-Berleur?

In September, in Petit-Berleur, the average high-temperature is 18.8°C (65.8°F), and the average low-temperature is 10°C (50°F).

What is the average humidity in September in Petit-Berleur?

In September, the average relative humidity is 80%.

How much does it rain in Petit-Berleur in September?

In Petit-Berleur, Belgium, in September, during 12.2 rainfall days, 31mm (1.22") of precipitation is typically accumulated.

When it does not snow in Petit-Berleur?

April through October are months without snowfall in Petit-Berleur.

How many hours of daylight does Petit-Berleur have in September?

In September, the average length of the day in Petit-Berleur, Belgium, is 12.6h.

How long on average sun shines in September in Petit-Berleur?

In September, the average sunshine in Petit-Berleur, Belgium, is 7.8h.

What is the UV index reading in September in Petit-Berleur?

In September, the average daily maximum UV index in Petit-Berleur, Belgium, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in September
Petit-Berleur, Belgium

Average temperature in September - Petit-Berleur, Belgium
  • Average high temperature in September: 18.8°C

The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (4.3°C).

  • Average low temperature in September: 10°C

The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (0°C).

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Average pressure in September
Petit-Berleur, Belgium

Average pressure in September - Petit-Berleur, 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 (1013mbar).

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Average wind speed in September
Petit-Berleur, Belgium

Average wind speed in September - Petit-Berleur, Belgium
  • Average wind speed in September: 11km/h

The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

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Average humidity in September
Petit-Berleur, Belgium

Average humidity in September - Petit-Berleur, Belgium
  • Average humidity in September: 80%

Months with the highest relative humidity are January and December (88%).
Months with the lowest relative humidity are April and August (77%).

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Average rainfall in September
Petit-Berleur, Belgium

Average rainfall in September - Petit-Berleur, Belgium
  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is April (24mm).

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Average rainfall days in September
Petit-Berleur, Belgium

Average rainfall days in September - Petit-Berleur, Belgium
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (11.6 days).

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Average snowfall in September
Petit-Berleur, Belgium

Average snowfall in September - Petit-Berleur, Belgium
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (49mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Petit-Berleur, Belgium

Average snowfall days in September - Petit-Berleur, Belgium
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.4 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Petit-Berleur, Belgium

Average daylight in September / Average sunshine in September - Petit-Berleur, Belgium
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.4h).
The month with the shortest days is December (Average daylight: 8.1h).

  • Average sunshine in September: 7.8h

The month with the most sunshine is August (Average sunshine: 9.3h).
The month with the least sunshine is December (Average sunshine: 3.6h).

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Average sunshine days in September
Petit-Berleur, Belgium

Average sunshine days in September - Petit-Berleur, Belgium
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is December (10.6 days).

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Average UV index in September
Petit-Berleur, Belgium

Average UV index in September - Petit-Berleur, Belgium
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Petit-Berleur, Belgium

Average cloud cover in September - Petit-Berleur, 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 40).

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Average visibility in September
Petit-Berleur, Belgium

Average visibility in September - Petit-Berleur, Belgium
  • Average visibility in September: 8km

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

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