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
The move into September indicates a slight reduction in the average high-temperature, down from August's pleasant 22.5°C (72.5°F) to a refreshing 19.3°C (66.7°F). In September, Thieusies experiences an average nighttime temperature of 10.4°C (50.7°F).Humidity
The average relative humidity in September in Thieusies is 80%.Rainfall
In September, in Thieusies, Belgium, the rain falls for 11.1 days. Throughout September, 28mm (1.1") of precipitation is accumulated. Throughout the year, in Thieusies, there are 172.2 rainfall days, and 475mm (18.7") of precipitation is accumulated.Snowfall
April through September are months without snowfall in Thieusies.Daylight
In Thieusies, Belgium, the average length of the day in September is 12h and 37min.On the first day of September in Thieusies, sunrise is at 06:58 and sunset at 20:28. On the last day of the month, sunrise is at 07:43 and sunset at 19:23 CEST.
Sunshine
In September, the average sunshine in Thieusies is 7.4h.UV index
In Thieusies, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Thieusies in September?
What is the average humidity in September in Thieusies?
How many days does it rain in September in Thieusies?
When it does not snow in Thieusies?
Does it snow in Thieusies in September?
How many hours of daylight does Thieusies have in September?
What time are sunrise and sunset in September in Thieusies?
How many hours of sunshine does Thieusies have in September?
How high is the UV index in September in Thieusies?
Average temperature in September
Thieusies, Belgium
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is July (22.6°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 10.4°C
The month with the highest average low temperature is August (13.1°C).
The coldest months (with the lowest average low temperature) are January and February (0.7°C).
Average pressure in September
Thieusies, 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 (1012.7mbar).
Average wind speed in September
Thieusies, Belgium
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in September
Thieusies, Belgium
- Average humidity in September: 80%
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
Thieusies, Belgium
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (63mm).
The driest month (with the least rainfall) is July (27mm).
Average rainfall days in September
Thieusies, Belgium
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in September
Thieusies, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Thieusies, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 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
Thieusies, 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 month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Thieusies, Belgium
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in September
Thieusies, 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
Thieusies, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
Thieusies, Belgium
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
