September weather forecastKoninksem, Belgium
September
Weather in September
September, the first month of the autumn in Koninksem, is still a refreshing month, with an average temperature ranging between min 10°C (50°F) and max 18.8°C (65.8°F).Temperature
The beginning of September brings a slight decrease in the average high-temperature, transitioning from an agreeable 22.6°C (72.7°F) in August to an enjoyable 18.8°C (65.8°F). An average minimum temperature of 10°C (50°F) marks the month of September in Koninksem.Humidity
The average relative humidity in September is 80%.Rainfall
In Koninksem, in September, it is raining for 12.2 days, with typically 31mm (1.22") of accumulated precipitation. In Koninksem, Belgium, during the entire year, the rain falls for 177.5 days and collects up to 489mm (19.25") of precipitation.Snowfall
April through October are months without snowfall in Koninksem.Daylight
In Koninksem, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:52 and sunset at 20:23. On the last day of September, in Koninksem, sunrise is at 07:37 and sunset at 19:18 CEST.
Sunshine
In September, the average sunshine is 7.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 4 in September translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Koninksem, Belgium
- Average high temperature in September: 18.8°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°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average pressure in September
Koninksem, 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 (1013mbar).
Average wind speed in September
Koninksem, Belgium
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Koninksem, Belgium
- Average humidity in September: 80%
The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are April and August (77%).
Average rainfall in September
Koninksem, Belgium
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Koninksem, Belgium
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in September
Koninksem, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (49mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Koninksem, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.4 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
Koninksem, Belgium
- Average daylight in September: 12h and 36min
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 48min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Koninksem, Belgium
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is December (10.6 days).
Average UV index in September
Koninksem, Belgium
- 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
Koninksem, Belgium
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Koninksem, Belgium
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June, July, August and October (9km).
The months with the lowest visibility are January, September, November and December (8km).





