September weather forecast and climate
Apeldoorn, Netherlands

Weather in September

The first month of the autumn, September, is still a comfortable month in Apeldoorn, Netherlands, with temperature in the range of an average low of 10.9°C (51.6°F) and an average high of 18.7°C (65.7°F).

Temperature

In Apeldoorn, the average high-temperature marginally drops, from a pleasant 22.3°C (72.1°F) in August, to a comfortable 18.7°C (65.7°F). In Apeldoorn, in September, the average low-temperature is 10.9°C (51.6°F).

Humidity

In September, the average relative humidity is 82%.

Rainfall

In September, the rain falls for 16.1 days. Throughout September, 37mm (1.46") of precipitation is accumulated. In Apeldoorn, during the entire year, the rain falls for 200.5 days and collects up to 544mm (21.42") of precipitation.

Snowfall

In Apeldoorn, Netherlands, snow does not fall in April through November.

Daylight

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

Sunshine

In September, the average sunshine in Apeldoorn is 7.3h.

UV index

The average daily maximum UV index in Apeldoorn is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for average individuals.
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 average humidity in September in Apeldoorn?

The average relative humidity in September in Apeldoorn is 82%.

How much does it rain in Apeldoorn in September?

In Apeldoorn, in September, it is raining for 16.1 days, with typically 37mm (1.46") of accumulated precipitation.

When it does not snow in Apeldoorn?

In Apeldoorn, Netherlands, snow does not fall in April through November.

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

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

How long on average sun shines in September in Apeldoorn?

In September, the average sunshine in Apeldoorn, Netherlands, is 7.3h.

What is the UV index intensity in September in Apeldoorn?

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

Average temperature in September
Apeldoorn, Netherlands

Average temperature in September - Apeldoorn, Netherlands
  • Average high temperature in September: 18.7°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (4.5°C).

  • Average low temperature in September: 10.9°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).

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Average pressure in September
Apeldoorn, Netherlands

Average pressure in September - Apeldoorn, Netherlands
  • Average pressure in September: 1017mbar

The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.8mbar).

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Average wind speed in September
Apeldoorn, Netherlands

Average wind speed in September - Apeldoorn, Netherlands
  • Average wind speed in September: 12.1km/h

The windiest month (with the highest average wind speed) is December (18km/h).
The calmest months (with the lowest average wind speed) are July and August (11.8km/h).

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Average humidity in September
Apeldoorn, Netherlands

Average humidity in September - Apeldoorn, Netherlands
  • Average humidity in September: 82%

The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in September
Apeldoorn, Netherlands

Average rainfall in September - Apeldoorn, Netherlands
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is July (59mm).
The driest month (with the least rainfall) is April (25mm).

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Average rainfall days in September
Apeldoorn, Netherlands

Average rainfall days in September - Apeldoorn, Netherlands
  • Average rainfall days in September: 16.1 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is April (13.9 days).

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Average snowfall in September
Apeldoorn, Netherlands

Average snowfall in September - Apeldoorn, Netherlands
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (28mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in September
Apeldoorn, Netherlands

Average snowfall days in September - Apeldoorn, Netherlands
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.6 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
Apeldoorn, Netherlands

Average daylight in September / Average sunshine in September - Apeldoorn, Netherlands
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16.7h).
The month with the shortest days is December (Average daylight: 7.8h).

  • Average sunshine in September: 7.3h

Months with the most sunshine are July and August (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 3.5h).

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Average sunshine days in September
Apeldoorn, Netherlands

Average sunshine days in September - Apeldoorn, Netherlands
  • Average sunshine days in September: 10.3 days

The month with the most sunshine days is April (13.9 days).
The month with the least sunshine days is July (7.5 days).

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Average UV index in September
Apeldoorn, Netherlands

Average UV index in September - Apeldoorn, Netherlands
  • Average UV index in September: 4

The month with the highest UV index is June (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
Apeldoorn, Netherlands

Average cloud cover in September - Apeldoorn, Netherlands
  • Average cloud cover in September: 46

The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 42).

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Average visibility in September
Apeldoorn, Netherlands

Average visibility in September - Apeldoorn, Netherlands
  • Average visibility in September: 8km

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

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