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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a warm 23.1°C (73.6°F) in August to an enjoyable 19.5°C (67.1°F). In the month of September, an average of 11.3°C (52.3°F) marks the low-temperature in Herenthout.Humidity
The average relative humidity in September is 79%.Rainfall
In Herenthout, during September, the rain falls for 12.5 days and regularly aggregates up to 24mm (0.94") of precipitation. In Herenthout, during the entire year, the rain falls for 179.1 days and collects up to 451mm (17.76") of precipitation.Snowfall
April through October are months without snowfall in Herenthout.Daylight
In September, the average length of the day in Herenthout, Belgium, is 12h and 38min.On the first day of the month, sunrise is at 06:55 and sunset at 20:26. On the last day of September, in Herenthout, sunrise is at 07:40 and sunset at 19:20 CEST.
Sunshine
The average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index in Herenthout, Belgium, is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 in September translates into this advice:
Ensure safety - Recommendations to avert sunburn are presented. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the average September temperature in Herenthout?
What is the average humidity in September in Herenthout?
How many days does it rain in September in Herenthout?
When it does not snow in Herenthout?
How many hours of daylight does Herenthout have in September?
When is the sunrise / sunset in September in Herenthout?
How many hours of sunshine does Herenthout have in September?
What is the UV index intensity in September in Herenthout?
Average temperature in September
Herenthout, Belgium
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (5.2°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in September
Herenthout, Belgium
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in September
Herenthout, Belgium
- 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 (11.6km/h).
Average humidity in September
Herenthout, Belgium
- Average humidity in September: 79%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April and August (74%).
Average rainfall in September
Herenthout, Belgium
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is June (51mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Herenthout, Belgium
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.6 days).
The months with the least rainy days are February and September (12.5 days).
Average snowfall in September
Herenthout, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (26mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Herenthout, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.4 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
Herenthout, Belgium
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in September
Herenthout, Belgium
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in September
Herenthout, Belgium
- 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
Herenthout, Belgium
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 41).
Average visibility in September
Herenthout, Belgium
- 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).
Herenthout, Belgium
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