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
Roticcio's weather subtly changes with the onset of September, barely falling from a mild 15.3°C (59.5°F) in August to a fresh 10.9°C (51.6°F). In Roticcio, in September, the average low-temperature is a wintry 1.6°C (34.9°F).Humidity
The average relative humidity in September is 85%.Rainfall
In September, the rain falls for 15.6 days. Throughout September, 39mm (1.54") of precipitation is accumulated. In Roticcio, Switzerland, during the entire year, the rain falls for 139.9 days and collects up to 641mm (25.24") of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 1.2 snowfall days, it receives 33mm (1.3") of snow. Throughout the year, there are 97.2 snowfall days, and 1956mm (77.01") of snow is accumulated.Daylight
The average length of the day in September is 12h and 33min.On the first day of September in Roticcio, Switzerland, sunrise is at 06:42 and sunset at 20:00. On the last day of the month, sunrise is at 07:19 and sunset at 19:03 CEST.
Sunshine
In Roticcio, the average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 2 in September interprets into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What is the temperature in September in Roticcio?
What is the average humidity in September in Roticcio?
How much does it rain in Roticcio in September?
When does it start snowing in Roticcio?
What is the average length of the day in September in Roticcio?
When is the sunrise / sunset in September in Roticcio?
How many hours of sunshine does Roticcio have in September?
What is the UV index intensity in September in Roticcio?
Average temperature in September
Roticcio, Switzerland
- Average high temperature in September: 10.9°C
The warmest month (with the highest average high temperature) is July (15.4°C).
The month with the lowest average high temperature is January (-4.4°C).
- Average low temperature in September: 1.6°C
The month with the highest average low temperature is August (5°C).
The coldest month (with the lowest average low temperature) is January (-13.9°C).
Average pressure in September
Roticcio, Switzerland
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Roticcio, Switzerland
- Average wind speed in September: 7.8km/h
The windiest months (with the highest average wind speed) are February and December (9.9km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in September
Roticcio, Switzerland
- Average humidity in September: 85%
The month with the highest relative humidity is April (94%).
The month with the lowest relative humidity is July (81%).
Average rainfall in September
Roticcio, Switzerland
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is November (84mm).
The driest month (with the least rainfall) is January (20mm).
Average rainfall days in September
Roticcio, Switzerland
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is December (2.6 days).
Average snowfall in September
Roticcio, Switzerland
- Average snowfall in September: 33mm
The month with the highest snowfall is November (492mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Roticcio, Switzerland
- Average snowfall days in September: 1.2 days
The month with the highest number of snowfall days is March (17 days).
The month with the least snowfall days is August (0 days).
Average daylight in September /
Average sunshine in September
Roticcio, Switzerland
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
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 July (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in September
Roticcio, Switzerland
- Average sunshine days in September: 11 days
The month with the most sunshine days is December (18.8 days).
The month with the least sunshine days is July (6.2 days).
Average UV index in September
Roticcio, Switzerland
- Average UV index in September: 2
The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, February, March, April, October and November (UV index 1).
Average cloud cover in September
Roticcio, Switzerland
- Average cloud cover in September: 54
The month with the most cloud cover is April (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 47).
Average visibility in September
Roticcio, Switzerland
- Average visibility in September: 7km
The month with the highest visibility is July (8km).
The month with the lowest visibility is April (5km).
Roticcio, Switzerland
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