September weather forecastKerkwijk, Netherlands

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Kerkwijk, Netherlands, with an average temperature varying between 19°C (66.2°F) and 11.2°C (52.2°F).

Temperature

September is characterized by a slight reduction in average high-temperature, easing from a pleasant 22.4°C (72.3°F) in August to a comfortable 19°C (66.2°F). In Kerkwijk, September's nights observe an average temperature dip to a fresh 11.2°C (52.2°F).

Humidity

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

Rainfall

In Kerkwijk, in September, during 7.6 rainfall days, 8mm (0.31") of precipitation is typically accumulated. Throughout the year, there are 92.6 rainfall days, and 112mm (4.41") of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Kerkwijk, Netherlands, the average length of the day in September is 12h and 39min.
On the first day of the month, sunrise is at 06:52 and sunset at 20:25. On the last day of September, in Kerkwijk, sunrise is at 07:39 and sunset at 19:18 CEST.

Sunshine

The average sunshine in September is 7.6h.

UV index

In September, the average daily maximum UV index in Kerkwijk is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's radiation is especially intense around midday; try to stay in shade during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

The average high-temperature and low-temperature during September are 19°C (66.2°F) and 11.2°C (52.2°F) respectively.

The average relative humidity in September in Kerkwijk, Netherlands, is 81%.

In Kerkwijk, Netherlands, in September, during 7.6 rainfall days, 8mm (0.31") of precipitation is typically accumulated.

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

The average day length in September in Kerkwijk is 12h and 39min.

On the first day of September in Kerkwijk, Netherlands, sunrise is at 06:52 and sunset at 20:25. On the last day of the month, sunrise is at 07:39 and sunset at 19:18 CEST.

In September, the average sunshine duration is 7.6h.

In September, the average daily maximum UV index in Kerkwijk, Netherlands, is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kerkwijk, Netherlands

  • Average high temperature in September: 19°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: 11.2°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
Kerkwijk, Netherlands

  • Average pressure in September: 1017.1mbar

The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1012mbar).

Average wind speed in September
Kerkwijk, Netherlands

  • Average wind speed in September: 11.8km/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
Kerkwijk, 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
Kerkwijk, Netherlands

  • Average rainfall in September: 8mm

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
Kerkwijk, Netherlands

  • Average rainfall days in September: 7.6 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
Kerkwijk, 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
Kerkwijk, 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
Kerkwijk, Netherlands

  • Average daylight in September: 12h and 36min

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 36min

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 30min).

Average sunshine days in September
Kerkwijk, Netherlands

  • Average sunshine days in September: 19.1 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
Kerkwijk, 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
Kerkwijk, 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
Kerkwijk, Netherlands

  • Average visibility in September: 9km

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