September weather forecast and climate
Humelgem, Belgium

Weather in September

The first month of the autumn, September, is still a comfortable month in Humelgem, Belgium, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 19.6°C (67.3°F).

Temperature

In Humelgem, Belgium, the average high-temperature marginally drops, from a warm 23.1°C (73.6°F) in August, to a comfortable 19.6°C (67.3°F). The average low-temperature, in Humelgem, is 11.3°C (52.3°F).

Humidity

The average relative humidity in Humelgem is 78%.

Rainfall

In Humelgem, in September, during 8.2 rainfall days, 10mm (0.39") of precipitation is typically accumulated. Throughout the year, in Humelgem, Belgium, there are 108.8 rainfall days, and 139mm (5.47") of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day in Humelgem is 12.6h.

Sunshine

In Humelgem, the average sunshine in September is 7.5h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. 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 Humelgem?

In September, the average high-temperature is 19.6°C (67.3°F), and the average low-temperature is 11.3°C (52.3°F).

What is the average humidity in September in Humelgem?

In Humelgem, Belgium, the average relative humidity in September is 78%.

How many days does it rain in September in Humelgem?

In Humelgem, Belgium, in September, it is raining for 8.2 days, with typically 10mm (0.39") of accumulated precipitation.

When it does not snow in Humelgem?

April through November are months without snowfall in Humelgem.

How many hours of daylight does Humelgem have in September?

The average length of the day in September in Humelgem, Belgium, is 12.6h.

How long on average sun shines in September in Humelgem?

In September, the average sunshine in Humelgem is 7.5h.

What is the UV index intensity in September in Humelgem?

In Humelgem, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in September
Humelgem, Belgium

Average temperature in September - Humelgem, Belgium
  • Average high temperature in September: 19.6°C

The warmest month (with the highest average high temperature) is July (23.2°C).
The month with the lowest average high temperature is January (5.1°C).

  • Average low temperature in September: 11.3°C

The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).

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Average pressure in September
Humelgem, Belgium

Average pressure in September - Humelgem, Belgium
  • Average pressure in September: 1017.4mbar

The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).

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Average wind speed in September
Humelgem, Belgium

Average wind speed in September - Humelgem, Belgium
  • Average wind speed in September: 12.1km/h

The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).

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Average humidity in September
Humelgem, Belgium

Average humidity in September - Humelgem, Belgium
  • Average humidity in September: 78%

The month with the highest relative humidity is December (88%).
Months with the lowest relative humidity are April, July and August (74%).

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Average rainfall in September
Humelgem, Belgium

Average rainfall in September - Humelgem, Belgium
  • Average rainfall in September: 10mm

The wettest month (with the highest rainfall) is December (15mm).
The driest month (with the least rainfall) is April (8mm).

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Average rainfall days in September
Humelgem, Belgium

Average rainfall days in September - Humelgem, Belgium
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in September
Humelgem, Belgium

Average snowfall in September - Humelgem, Belgium
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (13mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in September
Humelgem, Belgium

Average snowfall days in September - Humelgem, Belgium
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.1 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Humelgem, Belgium

Average daylight in September / Average sunshine in September - Humelgem, 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: 8h).

  • Average sunshine in September: 7.5h

The month with the most sunshine is July (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 3.5h).

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Average sunshine days in September
Humelgem, Belgium

Average sunshine days in September - Humelgem, Belgium
  • Average sunshine days in September: 19.1 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (15.3 days).

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Average UV index in September
Humelgem, Belgium

Average UV index in September - Humelgem, Belgium
  • Average UV index in September: 4

Months with the highest UV index are June, July and August (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
Humelgem, Belgium

Average cloud cover in September - Humelgem, Belgium
  • Average cloud cover in September: 43

The month with the most cloud cover is December (Cloud cover 62).
Months with the least cloud cover are April and August (Cloud cover 42).

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Average visibility in September
Humelgem, Belgium

Average visibility in September - Humelgem, Belgium
  • Average visibility in September: 9km

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

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