September weather forecast and climate
Klein Harelbeke, Belgium

Weather in September

September, the first month of the autumn, in Klein Harelbeke, is also an enjoyable month, with average temperature ranging between min 11.8°C (53.2°F) and max 19.9°C (67.8°F).

Temperature

In Klein Harelbeke, the average high-temperature in September marginally drops, from a moderately hot 23.1°C (73.6°F) in August, to a comfortable 19.9°C (67.8°F). In September, the average low-temperature is 11.8°C (53.2°F).

Humidity

In Klein Harelbeke, the average relative humidity is 77%.

Rainfall

In Klein Harelbeke, Belgium, during September, the rain falls for 5.9 days and regularly aggregates up to 8mm (0.31") of precipitation. Throughout the year, in Klein Harelbeke, there are 91.4 rainfall days, and 116mm (4.57") of precipitation is accumulated.

Snowfall

In Klein Harelbeke, Belgium, snow does not fall in March through November.

Daylight

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

Sunshine

In September, the average sunshine in Klein Harelbeke, Belgium, is 7.2h.

UV index

The average daily maximum UV index in Klein Harelbeke is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Klein Harelbeke?

In September, the average high-temperature is 19.9°C (67.8°F), and the average low-temperature is 11.8°C (53.2°F).

What is the average humidity in September in Klein Harelbeke?

In Klein Harelbeke, the average relative humidity in September is 77%.

How much does it rain in Klein Harelbeke in September?

In Klein Harelbeke, during September, the rain falls for 5.9 days and regularly aggregates up to 8mm (0.31") of precipitation.

When it does not snow in Klein Harelbeke?

In Klein Harelbeke snow does not fall in March through November.

What is the average length of the day in September in Klein Harelbeke?

In September, the average length of the day in Klein Harelbeke, Belgium, is 12.6h.

How long on average sun shines in September in Klein Harelbeke?

In September, the average sunshine in Klein Harelbeke, Belgium, is 7.2h.

How high is the UV index in September in Klein Harelbeke?

In September, the average daily maximum UV index in Klein Harelbeke is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in September
Klein Harelbeke, Belgium

Average temperature in September - Klein Harelbeke, Belgium
  • Average high temperature in September: 19.9°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 (5.8°C).

  • Average low temperature in September: 11.8°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 (1.5°C).

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Average pressure in September
Klein Harelbeke, Belgium

Average pressure in September - Klein Harelbeke, 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 (1012.1mbar).

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Average wind speed in September
Klein Harelbeke, Belgium

Average wind speed in September - Klein Harelbeke, Belgium
  • Average wind speed in September: 12.4km/h

The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).

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Average humidity in September
Klein Harelbeke, Belgium

Average humidity in September - Klein Harelbeke, Belgium
  • Average humidity in September: 77%

Months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (73%).

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Average rainfall in September
Klein Harelbeke, Belgium

Average rainfall in September - Klein Harelbeke, Belgium
  • Average rainfall in September: 8mm

The wettest months (with the highest rainfall) are June and December (13mm).
The driest month (with the least rainfall) is April (7mm).

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Average rainfall days in September
Klein Harelbeke, Belgium

Average rainfall days in September - Klein Harelbeke, Belgium
  • Average rainfall days in September: 5.9 days

The month with the highest number of rainy days is June (9.3 days).
The month with the least rainy days is September (5.9 days).

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Average snowfall in September
Klein Harelbeke, Belgium

Average snowfall in September - Klein Harelbeke, Belgium
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (7mm).
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in September
Klein Harelbeke, Belgium

Average snowfall days in September - Klein Harelbeke, Belgium
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Klein Harelbeke, Belgium

Average daylight in September / Average sunshine in September - Klein Harelbeke, 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: 7.2h

The month with the most sunshine is June (Average sunshine: 9.9h).
The month with the least sunshine is December (Average sunshine: 3.6h).

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Average sunshine days in September
Klein Harelbeke, Belgium

Average sunshine days in September - Klein Harelbeke, Belgium
  • Average sunshine days in September: 22.2 days

Months with the most sunshine days are September and October (22.2 days).
The month with the least sunshine days is June (16.3 days).

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Average UV index in September
Klein Harelbeke, Belgium

Average UV index in September - Klein Harelbeke, 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
Klein Harelbeke, Belgium

Average cloud cover in September - Klein Harelbeke, Belgium
  • Average cloud cover in September: 43

Months with the most cloud cover are January and December (Cloud cover 61).
Months with the least cloud cover are April and August (Cloud cover 41).

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Average visibility in September
Klein Harelbeke, Belgium

Average visibility in September - Klein Harelbeke, 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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