September weather forecast
Uitwijk, Netherlands

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Uitwijk, Netherlands, with an average temperature fluctuating between 18.9°C (66°F) and 11.1°C (52°F).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a pleasant 22.4°C (72.3°F) in August to an enjoyable 18.9°C (66°F). During the nights in September, Uitwijk experiences a consistent average temperature of 11.1°C (52°F).

Humidity

The average relative humidity in September in Uitwijk is 81%.

Rainfall

In Uitwijk, in September, during 6.9 rainfall days, 6mm (0.24") of precipitation is typically accumulated. Throughout the year, there are 91.9 rainfall days, and 110mm (4.33") of precipitation is accumulated.

Snowfall

In Uitwijk, snow does not fall in April through October.

Daylight

In Uitwijk, Netherlands, the average length of the day in September is 12h and 39min.
On the first day of September, sunrise is at 06:53 and sunset at 20:26. On the last day of the month, sunrise is at 07:40 and sunset at 19:19 CEST.

Sunshine

In Uitwijk, the average sunshine in September is 7.6h.

UV index

In Uitwijk, Netherlands, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the average September temperature in Uitwijk?
The average high-temperature and low-temperature in Uitwijk, Netherlands, during September are 18.9°C (66°F) and 11.1°C (52°F) respectively.
What is the average humidity in September in Uitwijk?
In September, the average relative humidity in Uitwijk, Netherlands, is 81%.
How many days does it rain in September in Uitwijk?
In Uitwijk, Netherlands, in September, it is raining for 6.9 days, with typically 6mm (0.24") of accumulated precipitation.
When it does not snow in Uitwijk?
April through October are months without snowfall in Uitwijk, Netherlands.
What is the average length of the day in September in Uitwijk?
In September, the average day length in Uitwijk is 12h and 39min.
When are sunrise and sunset in September in Uitwijk?
In September, on the first day of the month, sunrise is at 06:53 and sunset at 20:26. On the last day of the month, in Uitwijk, Netherlands, sunrise is at 07:40 and sunset at 19:19 CEST.
How many hours of sunshine does Uitwijk have in September?
In September, the average sunshine duration is 7.6h.
What is the UV index intensity in September in Uitwijk?
In Uitwijk, 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 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Uitwijk, Netherlands
  • Average high temperature in September: 18.9°C

The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in September: 11.1°C

The month with the highest average low temperature is August (13.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).

Average pressure in September
Uitwijk, Netherlands
  • Average pressure in September: 1017.2mbar

The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

Average wind speed in September
Uitwijk, Netherlands
  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).

Average humidity in September
Uitwijk, Netherlands
  • Average humidity in September: 81%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (74%).

Average rainfall in September
Uitwijk, Netherlands
  • Average rainfall in September: 6mm

The wettest months (with the highest rainfall) are June and August (12mm).
The driest month (with the least rainfall) is April (4mm).

Average rainfall days in September
Uitwijk, Netherlands
  • Average rainfall days in September: 6.9 days

The month with the highest number of rainy days is December (9.5 days).
The month with the least rainy days is April (6.1 days).

Average snowfall in September
Uitwijk, Netherlands
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Uitwijk, Netherlands
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.5 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
Uitwijk, Netherlands
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in September: 7h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).

Average sunshine days in September
Uitwijk, Netherlands
  • Average sunshine days in September: 19.5 days

The month with the most sunshine days is April (22.7 days).
The month with the least sunshine days is August (16.3 days).

Average UV index in September
Uitwijk, 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).

Average cloud cover in September
Uitwijk, Netherlands
  • Average cloud cover in September: 45

The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and August (Cloud cover 41).

Average visibility in September
Uitwijk, Netherlands
  • Average visibility in September: 8km

The 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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