September weather forecast
Charleroi, Belgium

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Weather in September

September signals the onset of a gradual transition from summer to autumn in Charleroi. The temperature begins to descend, clocking an average high of 18.8°C (65.8°F). The fall in temperature is paired with a decreased amount of rainfall to 28mm (1.1"), the least amongst the summer months. Meanwhile, as the sunshine hours diminish, daylight continues to fade, setting the stage for the upcoming fall. Suitably, September's weather pattern heralds the end of the pleasant summer atmosphere.

Temperature

September's arrival in Charleroi coincides with a soft drop in the average high-temperature, subtly decreasing from August's agreeable 22.4°C (72.3°F) to a refreshing 18.8°C (65.8°F). Charleroi's temperature tends to fall to an average low of 10.2°C (50.4°F) during the nights of September.

Humidity

In September, the average relative humidity is 80%.

Rainfall

The month with the least rainfall in Charleroi, Belgium, is September, when the rain falls for 13.3 days and typically collects 28mm (1.1") of precipitation.

Snowfall

In Charleroi, snow does not fall in April through September.

Daylight

In Charleroi, the average length of the day in September is 12h and 37min.
On the first day of the month, sunrise is at 06:57 and sunset at 20:26. On the last day of September, in Charleroi, sunrise is at 07:41 and sunset at 19:22 CEST.

Sunshine

The average sunshine in September in Charleroi is 7.4h.

UV index

In Charleroi, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the average September temperature in Charleroi?

In Charleroi, in September, the average high-temperature is 18.8°C (65.8°F), and the average low-temperature is 10.2°C (50.4°F).

What is the average humidity in September in Charleroi?

In September, the average relative humidity in Charleroi is 80%.

What is the driest month in Charleroi?

September is the month with the least rainfall in Charleroi, Belgium. Rain falls for 13.3 days and accumulates 28mm (1.1") of precipitation.

How much does it rain in Charleroi in September?

In Charleroi, Belgium, in September, it is raining for 13.3 days, with typically 28mm (1.1") of accumulated precipitation.

When it does not snow in Charleroi?

April through September are months without snowfall in Charleroi, Belgium.

Does it snow in Charleroi in September?

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

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

In September, the average day length in Charleroi, Belgium, is 12h and 37min.

What time are sunrise and sunset in September in Charleroi?

In September, on the first day of the month, sunrise is at 06:57 and sunset at 20:26. On the last day of the month, sunrise is at 07:41 and sunset at 19:22 CEST.

How long on average sun shines in September in Charleroi?

In September, the average sunshine duration in Charleroi, Belgium, is 7.4h.

What is the UV index intensity in September in Charleroi?

The average daily maximum UV index in September in Charleroi, Belgium, is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
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
Charleroi, Belgium

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

The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (4.6°C).

  • Average low temperature in September: 10.2°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (0.6°C).

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Average pressure in September
Charleroi, Belgium

Average pressure in September - Charleroi, Belgium
  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).

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Average wind speed in September
Charleroi, Belgium

Average wind speed in September - Charleroi, Belgium
  • Average wind speed in September: 12km/h

The windiest month (with the highest average wind speed) is December (18.7km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).

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Average humidity in September
Charleroi, Belgium

Average humidity in September - Charleroi, Belgium
  • Average humidity in September: 80%

The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).

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Average rainfall in September
Charleroi, Belgium

Average rainfall in September - Charleroi, Belgium
  • Average rainfall in September: 28mm

The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is September (28mm).

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Average rainfall days in September
Charleroi, Belgium

Average rainfall days in September - Charleroi, Belgium
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (12.1 days).

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Average snowfall in September
Charleroi, Belgium

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

The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

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Average snowfall days in September
Charleroi, Belgium

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

The month with the highest number of snowfall days is February (5.3 days).
The 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
Charleroi, Belgium

Average daylight in September / Average sunshine in September - Charleroi, 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 6min).

  • Average sunshine in September: 7h and 2min

The month with the most sunshine is July (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).

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Average sunshine days in September
Charleroi, Belgium

Average sunshine days in September - Charleroi, Belgium
  • Average sunshine days in September: 14.2 days

The months with the most sunshine days are March and September (14.2 days).
The month with the least sunshine days is August (10.4 days).

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Average UV index in September
Charleroi, Belgium

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

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

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Average cloud cover in September
Charleroi, Belgium

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

The months with the most cloud cover are January and December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 44).

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Average visibility in September
Charleroi, Belgium

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

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

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Charleroi, Belgium

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