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
Weather in September
Temperature
September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a pleasant 21.8°C (71.2°F) in August to a comfortable 18.5°C (65.3°F). Gerpinnes experiences an average nighttime temperature of 9.6°C (49.3°F) in the month of September.Humidity
The average relative humidity in September in Gerpinnes is 82%.Rainfall
In Gerpinnes, during September, the rain falls for 13.3 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, in Gerpinnes, there are 188.2 rainfall days, and 567mm (22.32") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Gerpinnes.Daylight
In Gerpinnes, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:57 and sunset at 20:26. On the last day of September, sunrise is at 07:41 and sunset at 19:22 CEST.
Sunshine
The average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the usual temperature for Gerpinnes in September?
What is the average humidity in September in Gerpinnes?
How many days does it rain in September in Gerpinnes?
When it does not snow in Gerpinnes?
Does it snow in Gerpinnes in September?
How many hours of daylight does Gerpinnes have in September?
When are sunrise and sunset in September in Gerpinnes?
How long on average sun shines in September in Gerpinnes?
How high is the UV index in September in Gerpinnes?
Average temperature in September
Gerpinnes, Belgium
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).
Average pressure in September
Gerpinnes, 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 (1013.1mbar).
Average wind speed in September
Gerpinnes, Belgium
- Average wind speed in September: 11km/h
The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Gerpinnes, Belgium
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in September
Gerpinnes, Belgium
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in September
Gerpinnes, Belgium
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in September
Gerpinnes, Belgium
- Average snowfall in September: 0mm
The month with the highest snowfall is January (68mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Gerpinnes, Belgium
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gerpinnes, 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 4min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in September
Gerpinnes, Belgium
- Average sunshine days in September: 13 days
The months with the most sunshine days are April and October (13.4 days).
The month with the least sunshine days is December (9.4 days).
Average UV index in September
Gerpinnes, 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, March, November and December (UV index 2).
Average cloud cover in September
Gerpinnes, Belgium
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Gerpinnes, Belgium
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
Gerpinnes, Belgium
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