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
During the shift to September, Fahy records a mild decrease in average high-temperature, moving from a pleasant 22.8°C (73°F) in August to an enjoyable 18.5°C (65.3°F). Fahy experiences a consistent average temperature of 8.5°C (47.3°F) throughout the nights in September.Humidity
The average relative humidity in September in Fahy is 83%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.3 days and typically collects 40mm (1.57") of precipitation.Snowfall
In Fahy, snow does not fall in June through September.Daylight
In Fahy, Switzerland, the average length of the day in September is 12h and 34min.On the first day of September in Fahy, Switzerland, sunrise is at 06:51 and sunset at 20:12. On the last day of the month, sunrise is at 07:30 and sunset at 19:13 CEST.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Fahy, Switzerland, is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the usual temperature for Fahy in September?
What is the average humidity in September in Fahy?
What is the driest month in Fahy?
How much does it rain in Fahy in September?
When it does not snow in Fahy?
Does it snow in Fahy in September?
What is the average length of the day in September in Fahy?
When are sunrise and sunset in September in Fahy?
How long on average sun shines in September in Fahy?
How high is the UV index in September in Fahy?
Average temperature in September
Fahy, Switzerland
- Average high temperature in September: 18.5°C
The warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in September
Fahy, Switzerland
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The months with the lowest atmospheric pressure are April and November (1015.7mbar).
Average wind speed in September
Fahy, Switzerland
- Average wind speed in September: 8.4km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).
Average humidity in September
Fahy, Switzerland
- Average humidity in September: 83%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Fahy, Switzerland
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is June (94mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in September
Fahy, Switzerland
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in September
Fahy, Switzerland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (170mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Fahy, Switzerland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fahy, Switzerland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in September
Fahy, Switzerland
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is June (6.7 days).
Average UV index in September
Fahy, 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, October, November and December (UV index 2).
Average cloud cover in September
Fahy, Switzerland
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Fahy, Switzerland
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
Fahy, Switzerland
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