September weather forecast and climate
Grimde, Belgium

Weather in September

The first month of the autumn, September, is also an enjoyable month in Grimde, Belgium, with temperature in the range of an average high of 19.3°C (66.7°F) and an average low of 10.5°C (50.9°F).

Temperature

In September, the average high-temperature marginally drops, from a pleasant 22.9°C (73.2°F) in August, to an enjoyable 19.3°C (66.7°F). The average low-temperature, is 10.5°C (50.9°F).

Humidity

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

Rainfall

In September, in Grimde, the rain falls for 13.4 days. Throughout September, 29mm (1.14") of precipitation is accumulated. In Grimde, during the entire year, the rain falls for 195.8 days and collects up to 520mm (20.47") of precipitation.

Snowfall

April through October are months without snowfall in Grimde.

Daylight

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

Sunshine

The average sunshine in September is 7.8h.

UV index

In Grimde, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sun damage is advised. 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 Grimde?

In Grimde, in September, the average high-temperature is 19.3°C (66.7°F), and the average low-temperature is 10.5°C (50.9°F).

What is the average humidity in September in Grimde?

The average relative humidity in September in Grimde is 79%.

How many days does it rain in September in Grimde?

In Grimde, in September, it is raining for 13.4 days, with typically 29mm (1.14") of accumulated precipitation.

When it does not snow in Grimde?

April through October are months without snowfall.

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

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

How long on average sun shines in September in Grimde?

In Grimde, Belgium, the average sunshine in September is 7.8h.

How high is the UV index in September in Grimde?

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

Average temperature in September
Grimde, Belgium

Average temperature in September - Grimde, Belgium
  • Average high temperature in September: 19.3°C

The warmest months (with the highest average high temperature) are July and August (22.9°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 10.5°C

The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is February (0.7°C).

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Average pressure in September
Grimde, Belgium

Average pressure in September - Grimde, 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 (1012.7mbar).

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Average wind speed in September
Grimde, Belgium

Average wind speed in September - Grimde, Belgium
  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).

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Average humidity in September
Grimde, Belgium

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

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).

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Average rainfall in September
Grimde, Belgium

Average rainfall in September - Grimde, Belgium
  • Average rainfall in September: 29mm

The wettest months (with the highest rainfall) are June and December (56mm).
The driest month (with the least rainfall) is April (26mm).

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Average rainfall days in September
Grimde, Belgium

Average rainfall days in September - Grimde, Belgium
  • Average rainfall days in September: 13.4 days

Months with the highest number of rainy days are May and June (19.1 days).
The month with the least rainy days is September (13.4 days).

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Average snowfall in September
Grimde, Belgium

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

The month with the highest snowfall is February (46mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Grimde, Belgium

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

Months with the highest number of snowfall days are January and February (5.1 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
Grimde, Belgium

Average daylight in September / Average sunshine in September - Grimde, 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: 7.8h

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

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Average sunshine days in September
Grimde, Belgium

Average sunshine days in September - Grimde, Belgium
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is September (13.2 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index in September
Grimde, Belgium

Average UV index in September - Grimde, 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
Grimde, Belgium

Average cloud cover in September - Grimde, Belgium
  • Average cloud cover in September: 42

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 41).

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Average visibility in September
Grimde, Belgium

Average visibility in September - Grimde, Belgium
  • Average visibility in September: 9km

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

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