September weather forecast and climate
Houtmolen, Belgium

Weather in September

The first month of the autumn, September, is also an enjoyable month in Houtmolen, Belgium, with temperature in the range of an average high of 19°C (66.2°F) and an average low of 11.1°C (52°F).

Temperature

In Houtmolen, the average high-temperature in September marginally drops, from a warm 23.3°C (73.9°F) in August, to a comfortable 19°C (66.2°F). In September, the average low-temperature is 11.1°C (52°F).

Humidity

In September, the average relative humidity is 79%.

Rainfall

In Houtmolen, during September, the rain falls for 12.5 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, there are 177.2 rainfall days, and 462mm (18.19") of precipitation is accumulated.

Snowfall

In Houtmolen snow does not fall in April through October.

Daylight

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

Sunshine

In Houtmolen, the average sunshine is 7.8h.

UV index

In September, the average daily maximum UV index in Houtmolen is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 4 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Houtmolen?

The average high-temperature, in September, in Houtmolen, is 19°C (66.2°F), while the average low-temperature is 11.1°C (52°F).

What is the average humidity in September in Houtmolen?

In Houtmolen, Belgium, the average relative humidity in September is 79%.

How many days does it rain in September in Houtmolen?

In September, in Houtmolen, Belgium, the rain falls for 12.5 days. Throughout September, 27mm (1.06") of precipitation is accumulated.

When it does not snow in Houtmolen?

April through October are months without snowfall in Houtmolen.

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

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

How many hours of sunshine does Houtmolen have in September?

In Houtmolen, the average sunshine in September is 7.8h.

What is the UV index reading in September in Houtmolen?

In September, the average daily maximum UV index in Houtmolen, Belgium, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in September
Houtmolen, Belgium

Average temperature in September - Houtmolen, Belgium
  • Average high temperature in September: 19°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (4.9°C).

  • Average low temperature in September: 11.1°C

The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).

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Average pressure in September
Houtmolen, Belgium

Average pressure in September - Houtmolen, 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 (1012.6mbar).

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Average wind speed in September
Houtmolen, Belgium

Average wind speed in September - Houtmolen, Belgium
  • Average wind speed in September: 11.3km/h

The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

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Average humidity in September
Houtmolen, Belgium

Average humidity in September - Houtmolen, Belgium
  • Average humidity in September: 79%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in September
Houtmolen, Belgium

Average rainfall in September - Houtmolen, Belgium
  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is December (50mm).
The driest month (with the least rainfall) is April (20mm).

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Average rainfall days in September
Houtmolen, Belgium

Average rainfall days in September - Houtmolen, Belgium
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (12.3 days).

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Average snowfall in September
Houtmolen, Belgium

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

The month with the highest snowfall is December (33mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Houtmolen, Belgium

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

The month with the highest number of snowfall days is January (4 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
Houtmolen, Belgium

Average daylight in September / Average sunshine in September - Houtmolen, Belgium
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.5h).
The month with the shortest days is December (Average daylight: 8h).

  • Average sunshine in September: 7.8h

The month with the most sunshine is July (Average sunshine: 9.2h).
The month with the least sunshine is December (Average sunshine: 3.8h).

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Average sunshine days in September
Houtmolen, Belgium

Average sunshine days in September - Houtmolen, Belgium
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in September
Houtmolen, Belgium

Average UV index in September - Houtmolen, 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
Houtmolen, Belgium

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

The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in September
Houtmolen, Belgium

Average visibility in September - Houtmolen, 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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