September weather forecastWaimes, Belgium
September
Weather in September
September, the first month of the autumn in Waimes, is also an enjoyable month, with an average temperature varying between 16.6°C (61.9°F) and 8.4°C (47.1°F).Temperature
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's agreeable 20.5°C (68.9°F) to a comfortable 16.6°C (61.9°F). September brings an average low-temperature of 8.4°C (47.1°F) to Waimes.Humidity
In Waimes, Belgium, the average relative humidity in September is 85%.Rainfall
In September, in Waimes, the rain falls for 11 days. Throughout September, 27mm (1.06") of precipitation is accumulated. Throughout the year, there are 143.1 rainfall days, and 506mm (19.92") of precipitation is accumulated.Snowfall
In Waimes, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:50 and sunset at 20:19. On the last day of September, in Waimes, sunrise is at 07:35 and sunset at 19:15 CEST.
Sunshine
In September, the average sunshine in Waimes is 7.1h.UV index
The average daily maximum UV index in September in Waimes, Belgium, is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Waimes, Belgium
- Average high temperature in September: 16.6°C
The warmest months (with the highest average high temperature) are July and August (20.5°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in September: 8.4°C
The month with the highest average low temperature is August (11.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in September
Waimes, Belgium
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Waimes, Belgium
- Average wind speed in September: 10.8km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in September
Waimes, Belgium
- Average humidity in September: 85%
The months with the highest relative humidity are January and December (92%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Waimes, Belgium
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Waimes, Belgium
- Average rainfall days in September: 11 days
The months with the highest number of rainy days are June and July (14.7 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Waimes, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (166mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Waimes, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Waimes, 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 6min).
- Average sunshine in September: 7h and 6min
The month with the most sunshine is August (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Waimes, Belgium
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is February (11.5 days).
Average UV index in September
Waimes, Belgium
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Waimes, Belgium
- Average cloud cover in September: 50
The month with the most cloud cover is December (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 46).
Average visibility in September
Waimes, Belgium
- Average visibility in September: 8km
The month with the highest visibility is April (9km).
The month with the lowest visibility is January (7km).





