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
September
Weather in September
Temperature
September implies a soft temperature shift, with average high-temperatures reducing from August's agreeable 22.7°C (72.9°F) to an enjoyable 19.5°C (67.1°F). An average minimum temperature of 10.5°C (50.9°F) marks the month of September.Humidity
In September, the average relative humidity is 79%.Rainfall
In Harveng, in September, during 13.2 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 181.2 rainfall days, and 503mm (19.8") of precipitation is accumulated.Snowfall
April through September are months without snowfall in Harveng, Belgium.Daylight
In September, the average length of the day in Harveng is 12h and 37min.On the first day of the month, sunrise is at 06:59 and sunset at 20:28. On the last day of September, sunrise is at 07:43 and sunset at 19:24 CEST.
Sunshine
In Harveng, Belgium, the average sunshine in September is 7.3h.UV index
In Harveng, Belgium, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Harveng in September?
What is the average humidity in September in Harveng?
How much does it rain in Harveng in September?
When it does not snow in Harveng?
Does it snow in Harveng in September?
What is the average length of the day in September in Harveng?
When is the sunrise / sunset in September in Harveng?
How long on average sun shines in September in Harveng?
How high is the UV index in September in Harveng?
Average temperature in September
Harveng, Belgium
- Average high temperature in September: 19.5°C
The warmest months (with the highest average high temperature) are July and August (22.7°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in September: 10.5°C
The months with the highest average low temperature are July and August (12.9°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Harveng, Belgium
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in September
Harveng, Belgium
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in September
Harveng, Belgium
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in September
Harveng, Belgium
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in September
Harveng, Belgium
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is March (12.8 days).
Average snowfall in September
Harveng, 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 and September (0mm).
Average snowfall days in September
Harveng, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Harveng, 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 6min).
- Average sunshine in September: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Harveng, Belgium
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Harveng, 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
Harveng, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in September
Harveng, 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).
