September weather forecastMeise, Belgium
September
Weather in September
September, the first month of the autumn in Meise, is still a refreshing month, with an average temperature fluctuating between 19.4°C (66.9°F) and 11.2°C (52.2°F).Temperature
September ushers in a minor alteration in Meise's climate, with the average high-temperature moving from August's warm 23.1°C (73.6°F) to a comfortable 19.4°C (66.9°F). Meise records a steady low-temperature average of 11.2°C (52.2°F) during September.Humidity
In September, the average relative humidity in Meise is 78%.Rainfall
In Meise, in September, it is raining for 13.7 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, in Meise, there are 199.1 rainfall days, and 535mm (21.06") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Meise is 12h and 38min.On the first day of September, sunrise is at 06:57 and sunset at 20:27. On the last day of the month, sunrise is at 07:42 and sunset at 19:22 CEST.
Sunshine
The average sunshine in September in Meise is 7.6h.UV index
In Meise, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Meise, Belgium
- Average high temperature in September: 19.4°C
The warmest months (with the highest average high temperature) are July and August (23.1°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).
Average pressure in September
Meise, 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 (1012.5mbar).
Average wind speed in September
Meise, Belgium
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is December (18km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in September
Meise, Belgium
- Average humidity in September: 78%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in September
Meise, Belgium
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Meise, Belgium
- Average rainfall days in September: 13.7 days
The months with the highest number of rainy days are May and July (18.8 days).
The months with the least rainy days are February and September (13.7 days).
Average snowfall in September
Meise, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Meise, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.2 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
Meise, Belgium
- Average daylight in September: 12h and 36min
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 36min
The month with the most sunshine is July (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in September
Meise, Belgium
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is March (12.5 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in September
Meise, 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
Meise, Belgium
- Average cloud cover in September: 43
The months with the most cloud cover are January and December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in September
Meise, Belgium
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).





