September weather forecastDeurle, Belgium

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Deurle, Belgium, with temperature in the range of an average high of 19.8°C (67.6°F) and an average low of 11.8°C (53.2°F).

Temperature

A minor decrease in the average high-temperature is observed during September, shifting from a moderately hot 23°C (73.4°F) in August to an enjoyable 19.8°C (67.6°F). In September, Deurle records an average nighttime temperature of 11.8°C (53.2°F).

Humidity

The average relative humidity in September is 77%.

Rainfall

In Deurle, in September, during 10.4 rainfall days, 19mm (0.75") of precipitation is typically accumulated. In Deurle, during the entire year, the rain falls for 157 days and collects up to 278mm (10.94") of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 38min.
On the first day of the month, sunrise is at 06:59 and sunset at 20:30. On the last day of September, sunrise is at 07:45 and sunset at 19:25 CEST.

Sunshine

In Deurle, the average sunshine in September is 7.2h.

UV index

In Deurle, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

The high-temperature, in September, in Deurle, is 19.8°C (67.6°F), while the low-temperature averages to 11.8°C (53.2°F).

The average relative humidity in September is 77%.

In Deurle, in September, it is raining for 10.4 days, with typically 19mm (0.75") of accumulated precipitation.

April through November are months without snowfall.

In Deurle, the average day length in September is 12h and 38min.

In September, on the first day of the month, sunrise is at 06:59 and sunset at 20:30. On the last day of the month, sunrise is at 07:45 and sunset at 19:25 CEST.

In September, the average sunshine duration is 7.2h.

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Deurle, Belgium

  • Average high temperature in September: 19.8°C

The warmest month (with the highest average high temperature) is July (23.1°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 (14.2°C).
The coldest months (with the lowest average low temperature) are January and February (1.7°C).

Average pressure in September
Deurle, Belgium

  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

Average wind speed in September
Deurle, Belgium

  • Average wind speed in September: 12.3km/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 (12km/h).

Average humidity in September
Deurle, Belgium

  • Average humidity in September: 77%

The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April, July and August (74%).

Average rainfall in September
Deurle, Belgium

  • Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is June (34mm).
The driest month (with the least rainfall) is April (15mm).

Average rainfall days in September
Deurle, Belgium

  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is September (10.4 days).

Average snowfall in September
Deurle, Belgium

  • Average snowfall in September: 0mm

The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Deurle, Belgium

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in September: 7h and 12min

The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in September
Deurle, Belgium

  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in September
Deurle, Belgium

  • Average UV index in September: 4

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

Average cloud cover in September
Deurle, Belgium

  • Average cloud cover in September: 44

The months with the most cloud cover are January and December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 42).

Average visibility in September
Deurle, Belgium

  • Average visibility in September: 9km

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