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 average high-temperature is a refreshing 18.9°C (66°F) in September, hardly different from the 21.4°C (70.5°F) recorded in August. Nighttime temperature lowers to an average of 13.3°C (55.9°F) in September.Humidity
In September, the average relative humidity in Aartrijke is 77%.Rainfall
In September, in Aartrijke, the rain falls for 15.8 days. Throughout September, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 191 rainfall days, and 505mm (19.88") of precipitation is accumulated.Snowfall
In Aartrijke, snow does not fall in April through October.Daylight
In September, the average length of the day in Aartrijke is 12h and 38min.On the first day of the month, sunrise is at 07:01 and sunset at 20:33. On the last day of September, in Aartrijke, sunrise is at 07:47 and sunset at 19:27 CEST.
Sunshine
In September, the average sunshine in Aartrijke is 7.3h.UV index
In Aartrijke, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Aartrijke?
What is the average humidity in September in Aartrijke?
How much does it rain in Aartrijke in September?
When it does not snow in Aartrijke?
How many hours of daylight does Aartrijke have in September?
When are sunrise and sunset in September in Aartrijke?
How long on average sun shines in September in Aartrijke?
How high is the UV index in September in Aartrijke?
Average temperature in September
Aartrijke, Belgium
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (21.4°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 13.3°C
The month with the highest average low temperature is August (15.1°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).
Average pressure in September
Aartrijke, Belgium
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1011.7mbar).
Average wind speed in September
Aartrijke, Belgium
- Average wind speed in September: 16.6km/h
The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is July (15.3km/h).
Average humidity in September
Aartrijke, Belgium
- Average humidity in September: 77%
The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are April, July and August (76%).
Average rainfall in September
Aartrijke, Belgium
- Average rainfall in September: 38mm
The wettest months (with the highest rainfall) are August and December (56mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Aartrijke, Belgium
- Average rainfall days in September: 15.8 days
The month with the highest number of rainy days is November (18.6 days).
The month with the least rainy days is April (12.1 days).
Average snowfall in September
Aartrijke, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Aartrijke, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 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
Aartrijke, Belgium
- Average daylight in September: 12h and 4min
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 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Aartrijke, Belgium
- Average sunshine days in September: 11.1 days
The month with the most sunshine days is April (15.4 days).
The month with the least sunshine days is December (7 days).
Average UV index in September
Aartrijke, 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
Aartrijke, Belgium
- Average cloud cover in September: 41
The month with the most cloud cover is December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in September
Aartrijke, Belgium
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
