Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a pleasant 22.2°C (72°F) in August to a comfortable 18.6°C (65.5°F). During September, Holk experiences an average low-temperature of 11.3°C (52.3°F) at night.Humidity
The average relative humidity in September is 82%.Rainfall
In Holk, Netherlands, during September, the rain falls for 10.6 days and regularly aggregates up to 16mm (0.63") of precipitation. In Holk, during the entire year, the rain falls for 139.2 days and collects up to 217mm (8.54") of precipitation.Snowfall
April through October are months without snowfall in Holk.Daylight
In Holk, Netherlands, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 06:50 and sunset at 20:25. On the last day of September, in Holk, sunrise is at 07:38 and sunset at 19:17 CEST.
Sunshine
In Holk, the average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the average September temperature in Holk?
What is the average humidity in September in Holk?
How many days does it rain in September in Holk?
When it does not snow in Holk?
How many hours of daylight does Holk have in September?
When are sunrise and sunset in September in Holk?
How long on average sun shines in September in Holk?
How high is the UV index in September in Holk?
Average temperature in September
Holk, Netherlands
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is August (22.2°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (13.9°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in September
Holk, 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 (1011.7mbar).
Average wind speed in September
Holk, Netherlands
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest months (with the lowest average wind speed) are July and August (12km/h).
Average humidity in September
Holk, 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%).
Average rainfall in September
Holk, Netherlands
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is July (26mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in September
Holk, Netherlands
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (9 days).
Average snowfall in September
Holk, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Holk, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Holk, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are June and July (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Holk, Netherlands
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is April (17.8 days).
The month with the least sunshine days is August (12.2 days).
Average UV index in September
Holk, 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
Holk, Netherlands
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
Holk, 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).
Holk, Netherlands
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