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
With the commencement of September, Heks records a moderate temperature decline, with the average high easing from August's agreeable 22.9°C (73.2°F) to a refreshing 19.3°C (66.7°F). Heks records a steady low-temperature average of 10.6°C (51.1°F) during September.Humidity
The average relative humidity in September is 79%.Rainfall
In Heks, Belgium, in September, it is raining for 12.9 days, with typically 31mm (1.22") of accumulated precipitation. Throughout the year, in Heks, there are 177.9 rainfall days, and 469mm (18.46") of precipitation is accumulated.Snowfall
In Heks, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 37min.On the first day of the month, sunrise is at 06:53 and sunset at 20:23. On the last day of September, in Heks, sunrise is at 07:38 and sunset at 19:18 CEST.
Sunshine
In September, the average sunshine in Heks is 7.8h.UV index
In Heks, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the usual temperature for Heks in September?
What is the average humidity in September in Heks?
How much does it rain in Heks in September?
When it does not snow in Heks?
How many hours of daylight does Heks have in September?
What time are sunrise and sunset in September in Heks?
How long on average sun shines in September in Heks?
How high is the UV index in September in Heks?
Average temperature in September
Heks, Belgium
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (13.5°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in September
Heks, 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 (1012.8mbar).
Average wind speed in September
Heks, Belgium
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is December (17.8km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Heks, Belgium
- Average humidity in September: 79%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in September
Heks, Belgium
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Heks, Belgium
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in September
Heks, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Heks, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.2 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
Heks, Belgium
- 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 months with the most sunshine are July and August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Heks, Belgium
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in September
Heks, 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, March, November and December (UV index 2).
Average cloud cover in September
Heks, Belgium
- Average cloud cover in September: 41
The month with the most cloud cover is December (Cloud cover 61).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in September
Heks, Belgium
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).
Heks, Belgium
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