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 an agreeable 22.6°C (72.7°F) in August to a refreshing 18.7°C (65.7°F). Keutenberg experiences an average low-temperature of 10.5°C (50.9°F) in month of September.Humidity
The average relative humidity in September is 80%.Rainfall
In Keutenberg, in September, during 12.2 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Keutenberg, during the entire year, the rain falls for 182.5 days and collects up to 482mm (18.98") of precipitation.Snowfall
April through October are months without snowfall in Keutenberg.Daylight
In September, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 06:51 and sunset at 20:21. On the last day of September, sunrise is at 07:36 and sunset at 19:16 CEST.
Sunshine
In September, the average sunshine in Keutenberg, Netherlands, is 7.9h.UV index
In September, the average daily maximum UV index in Keutenberg is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The UV index of 4 during September leads to these advisories:
Heed the precautions - Suggestions to avoid sunburn are made. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the usual temperature for Keutenberg in September?
What is the average humidity in September in Keutenberg?
How many days does it rain in September in Keutenberg?
When it does not snow in Keutenberg?
How many hours of daylight does Keutenberg have in September?
When are sunrise and sunset in September in Keutenberg?
How many hours of sunshine does Keutenberg have in September?
What is the UV index reading in September in Keutenberg?
Average temperature in September
Keutenberg, Netherlands
- Average high temperature in September: 18.7°C
The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (0.4°C).
Average pressure in September
Keutenberg, Netherlands
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Keutenberg, Netherlands
- Average wind speed in September: 11.4km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in September
Keutenberg, Netherlands
- Average humidity in September: 80%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is April (75%).
Average rainfall in September
Keutenberg, Netherlands
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Keutenberg, Netherlands
- Average rainfall days in September: 12.2 days
The months with the highest number of rainy days are May and July (18 days).
The month with the least rainy days is September (12.2 days).
Average snowfall in September
Keutenberg, Netherlands
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Keutenberg, Netherlands
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.9 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
Keutenberg, Netherlands
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in September
Keutenberg, Netherlands
- Average sunshine days in September: 15.5 days
The months with the most sunshine days are September and October (15.5 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in September
Keutenberg, Netherlands
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Keutenberg, Netherlands
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Keutenberg, Netherlands
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and December (8km).
Keutenberg, Netherlands
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