September weather forecast
Hilversum, Netherlands

Weather in September

September, the first month of the autumn in Hilversum, is still a comfortable month, with an average temperature fluctuating between 18.6°C (65.5°F) and 11.9°C (53.4°F).

Temperature

In Hilversum, the average high-temperature in September slightly decreases from a pleasant 22°C (71.6°F) in August to an enjoyable 18.6°C (65.5°F). In September, in Hilversum, the average low-temperature is 11.9°C (53.4°F).

Humidity

In Hilversum, the average relative humidity in September is 81%.

Rainfall

In September, the rain falls for 13 days. Throughout September, 22mm (0.87") of precipitation is accumulated. In Hilversum, during the entire year, the rain falls for 150.6 days and collects up to 242mm (9.53") of precipitation.

Snowfall

April through October are months without snowfall in Hilversum.

Daylight

In Hilversum, the average length of the day in September is 12h and 39min.
On the first day of September in Hilversum, sunrise is at 06:50 and sunset at 20:27. On the last day of the month, sunrise is at 07:38 and sunset at 19:19 CEST.

Sunshine

In September, the average sunshine is 7.4h.

UV index

In Hilversum, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Hilversum?

In September, the average relative humidity is 81%.

How many days does it rain in September in Hilversum?

In Hilversum, during September, the rain falls for 13 days and regularly aggregates up to 22mm (0.87") of precipitation.

When it does not snow in Hilversum?

April through October are months without snowfall in Hilversum, Netherlands.

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

In September, the average day length in Hilversum, Netherlands, is 12h and 39min.

When are sunrise and sunset in September in Hilversum?

On the first day of September in Hilversum, Netherlands, sunrise is at 06:50 and sunset at 20:27. On the last day of the month, sunrise is at 07:38 and sunset at 19:19 CEST.

How many hours of sunshine does Hilversum have in September?

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

How high is the UV index in September in Hilversum?

In September, the average daily maximum UV index in Hilversum, Netherlands, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
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
Hilversum, Netherlands

Average temperature in September - Hilversum, Netherlands
  • Average high temperature in September: 18.6°C

The warmest month (with the highest average high temperature) is August (22°C).
The month with the lowest average high temperature is January (5.2°C).

  • Average low temperature in September: 11.9°C

The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

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Average pressure in September
Hilversum, Netherlands

Average pressure in September - Hilversum, Netherlands
  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).

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Average wind speed in September
Hilversum, Netherlands

Average wind speed in September - Hilversum, Netherlands
  • Average wind speed in September: 13km/h

The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest months (with the lowest average wind speed) are July and August (12.4km/h).

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Average humidity in September
Hilversum, Netherlands

Average humidity in September - Hilversum, Netherlands
  • Average humidity in September: 81%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Hilversum, Netherlands

Average rainfall in September - Hilversum, Netherlands
  • Average rainfall in September: 22mm

The wettest month (with the highest rainfall) is August (31mm).
The driest month (with the least rainfall) is April (9mm).

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Average rainfall days in September
Hilversum, Netherlands

Average rainfall days in September - Hilversum, Netherlands
  • Average rainfall days in September: 13 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is April (8.9 days).

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Average snowfall in September
Hilversum, Netherlands

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

The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Hilversum, Netherlands

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

The month with the highest number of snowfall days is February (2.8 days).
The 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
Hilversum, Netherlands

Average daylight in September / Average sunshine in September - Hilversum, Netherlands
  • Average daylight in September: 12h and 39min

The month with the longest days is June (Average daylight: 16h and 41min).
The month with the shortest days is December (Average daylight: 7h and 49min).

  • Average sunshine in September: 7h and 24min

The months with the most sunshine are June and July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

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Average sunshine days in September
Hilversum, Netherlands

Average sunshine days in September - Hilversum, Netherlands
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is April (18.6 days).
The month with the least sunshine days is August (11.7 days).

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Average UV index in September
Hilversum, Netherlands

Average UV index in September - Hilversum, Netherlands
  • 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).

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Average cloud cover in September
Hilversum, Netherlands

Average cloud cover in September - Hilversum, Netherlands
  • Average cloud cover in September: 44

The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in September
Hilversum, Netherlands

Average visibility in September - Hilversum, Netherlands
  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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