September weather forecast and climate
Kettenis, Belgium

Weather in September

The first month of the autumn, September, is still a comfortable month in Kettenis, Belgium, with average temperature ranging between min 9.3°C (48.7°F) and max 17.8°C (64°F).

Temperature

In Kettenis, Belgium, the average high-temperature marginally drops, from a pleasant 21.6°C (70.9°F) in August, to an enjoyable 17.8°C (64°F). In Kettenis, Belgium, the average low-temperature is 9.3°C (48.7°F).

Humidity

The average relative humidity in Kettenis is 82%.

Rainfall

In Kettenis, during September, the rain falls for 13.9 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 188.8 rainfall days, and 593mm (23.35") of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Kettenis.

Daylight

In Kettenis, the average length of the day is 12.6h.

Sunshine

In Kettenis, Belgium, the average sunshine is 7.6h.

UV index

The average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
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 Kettenis?

In Kettenis, Belgium, in September, the average high-temperature is 17.8°C (64°F), and the average low-temperature is 9.3°C (48.7°F).

What is the average humidity in September in Kettenis?

In September, the average relative humidity in Kettenis is 82%.

How much does it rain in Kettenis in September?

In September, in Kettenis, Belgium, the rain falls for 13.9 days. Throughout September, 40mm (1.57") of precipitation is accumulated.

Does it snow in Kettenis in September?

In Kettenis, Belgium, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Kettenis?

June through September are months without snowfall in Kettenis, Belgium.

What is the average length of the day in September in Kettenis?

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

How many hours of sunshine does Kettenis have in September?

The average sunshine in September in Kettenis is 7.6h.

What is the UV index reading in September in Kettenis?

In Kettenis, Belgium, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in September
Kettenis, Belgium

Average temperature in September - Kettenis, Belgium
  • Average high temperature in September: 17.8°C

The warmest months (with the highest average high temperature) are July and August (21.6°C).
The month with the lowest average high temperature is January (3.4°C).

  • Average low temperature in September: 9.3°C

The month with the highest average low temperature is August (12.1°C).
The coldest months (with the lowest average low temperature) are January and February (-0.8°C).

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Average pressure in September
Kettenis, Belgium

Average pressure in September - Kettenis, 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 (1013.2mbar).

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Average wind speed in September
Kettenis, Belgium

Average wind speed in September - Kettenis, Belgium
  • Average wind speed in September: 10.7km/h

The windiest month (with the highest average wind speed) is December (17km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).

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Average humidity in September
Kettenis, Belgium

Average humidity in September - Kettenis, Belgium
  • Average humidity in September: 82%

Months with the highest relative humidity are January and December (90%).
Months with the lowest relative humidity are April and August (79%).

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Average rainfall in September
Kettenis, Belgium

Average rainfall in September - Kettenis, Belgium
  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).

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Average rainfall days in September
Kettenis, Belgium

Average rainfall days in September - Kettenis, Belgium
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (12.3 days).

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Average snowfall in September
Kettenis, Belgium

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

The month with the highest snowfall is February (76mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Kettenis, Belgium

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

The month with the highest number of snowfall days is January (8.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Kettenis, 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: 7.6h

The month with the most sunshine is August (Average sunshine: 8.9h).
The month with the least sunshine is December (Average sunshine: 3.3h).

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Average sunshine days in September
Kettenis, Belgium

Average sunshine days in September - Kettenis, Belgium
  • Average sunshine days in September: 14 days

The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is July (8.6 days).

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Average UV index in September
Kettenis, Belgium

Average UV index in September - Kettenis, Belgium
  • Average UV index in September: 3

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

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Average cloud cover in September
Kettenis, Belgium

Average cloud cover in September - Kettenis, Belgium
  • Average cloud cover in September: 45

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 43).

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Average visibility in September
Kettenis, Belgium

Average visibility in September - Kettenis, Belgium
  • Average visibility in September: 8km

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

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