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
With the commencement of September, Gimel records a moderate temperature decline, with the average high easing from August's agreeable 21.8°C (71.2°F) to a comfortable 17.5°C (63.5°F). Gimel observes an average nighttime temperature of 8.2°C (46.8°F) during September.Humidity
The average relative humidity in September is 84%.Rainfall
The month with the least rainfall is September, when the rain falls for 16.2 days and typically collects 84mm (3.31") of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. In Gimel, Switzerland, during the entire year, snow falls for 91.9 days and aggregates up to 3413mm (134.37") of snow.Daylight
In Gimel, the average length of the day in September is 12h and 33min.On the first day of September in Gimel, sunrise is at 06:55 and sunset at 20:13. On the last day of the month, sunrise is at 07:32 and sunset at 19:16 CEST.
Sunshine
In September, the average sunshine is 7.8h.UV index
In Gimel, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 during September leads to these advisories:
Ensure safety - Recommendations to avert sunburn are presented. When the Sun is at its strongest around midday, find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are September temperatures in Gimel?
What is the average humidity in September in Gimel?
What is the driest month in Gimel?
How many days does it rain in September in Gimel?
When does it start snowing in Gimel?
How many hours of daylight does Gimel have in September?
When is the sunrise / sunset in September in Gimel?
How many hours of sunshine does Gimel have in September?
What is the UV index intensity in September in Gimel?
Average temperature in September
Gimel, Switzerland
- Average high temperature in September: 17.5°C
The warmest months (with the highest average high temperature) are July and August (21.8°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in September: 8.2°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (-3.7°C).
Average pressure in September
Gimel, Switzerland
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Gimel, Switzerland
- Average wind speed in September: 7.8km/h
The windiest month (with the highest average wind speed) is February (10.8km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in September
Gimel, Switzerland
- Average humidity in September: 84%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are July and August (81%).
Average rainfall in September
Gimel, Switzerland
- Average rainfall in September: 84mm
The wettest month (with the highest rainfall) is December (173mm).
The driest month (with the least rainfall) is September (84mm).
Average rainfall days in September
Gimel, Switzerland
- Average rainfall days in September: 16.2 days
The months with the highest number of rainy days are May and June (22.8 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in September
Gimel, Switzerland
- Average snowfall in September: 1mm
The month with the highest snowfall is December (833mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Gimel, Switzerland
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Gimel, Switzerland
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in September
Gimel, Switzerland
- Average sunshine days in September: 10.9 days
The month with the most sunshine days is October (13.5 days).
The month with the least sunshine days is June (5.9 days).
Average UV index in September
Gimel, Switzerland
- Average UV index in September: 3
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, October, November and December (UV index 2).
Average cloud cover in September
Gimel, Switzerland
- Average cloud cover in September: 42
The months with the most cloud cover are January, February and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Gimel, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).
Gimel, Switzerland
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