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
September reveals a small adjustment in temperature, transitioning from an average high of a moderate 15.8°C (60.4°F) in August to a fresh 11.6°C (52.9°F). Chiggiogna records an average low of 2.8°C (37°F) throughout the nights in September.Humidity
The average relative humidity in September is 85%.Rainfall
In Chiggiogna, in September, it is raining for 20.9 days, with typically 94mm (3.7") of accumulated precipitation. Throughout the year, there are 200.1 rainfall days, and 1619mm (63.74") of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows in Chiggiogna. Throughout September, in the average 0.4 snowfall days, it receives 6mm (0.24") of snow. In Chiggiogna, during the entire year, snow falls for 114.5 days and aggregates up to 3819mm (150.35") of snow.Daylight
In Chiggiogna, the average length of the day in September is 12h and 33min.On the first day of the month, sunrise is at 06:45 and sunset at 20:03. On the last day of September, sunrise is at 07:22 and sunset at 19:06 CEST.
Sunshine
In Chiggiogna, the average sunshine in September is 7.4h.UV index
The average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 2 during September morphs into the following directions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Chiggiogna?
What is the average humidity in September in Chiggiogna?
How many days does it rain in September in Chiggiogna?
When does it start snowing in Chiggiogna?
What is the average length of the day in September in Chiggiogna?
When are sunrise and sunset in September in Chiggiogna?
How many hours of sunshine does Chiggiogna have in September?
What is the UV index intensity in September in Chiggiogna?
Average temperature in September
Chiggiogna, Switzerland
- Average high temperature in September: 11.6°C
The warmest month (with the highest average high temperature) is July (16.2°C).
The month with the lowest average high temperature is January (-3.9°C).
- Average low temperature in September: 2.8°C
The month with the highest average low temperature is July (6.3°C).
The coldest month (with the lowest average low temperature) is February (-12.7°C).
Average pressure in September
Chiggiogna, Switzerland
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Chiggiogna, Switzerland
- Average wind speed in September: 7.7km/h
The windiest month (with the highest average wind speed) is December (10km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).
Average humidity in September
Chiggiogna, Switzerland
- Average humidity in September: 85%
The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is July (82%).
Average rainfall in September
Chiggiogna, Switzerland
- Average rainfall in September: 94mm
The wettest month (with the highest rainfall) is August (205mm).
The driest month (with the least rainfall) is February (71mm).
Average rainfall days in September
Chiggiogna, Switzerland
- Average rainfall days in September: 20.9 days
The month with the highest number of rainy days is July (27.2 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Chiggiogna, Switzerland
- Average snowfall in September: 6mm
The month with the highest snowfall is December (734mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Chiggiogna, Switzerland
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Chiggiogna, 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 2min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).
Average sunshine days in September
Chiggiogna, Switzerland
- Average sunshine days in September: 6.7 days
The month with the most sunshine days is October (12.1 days).
The month with the least sunshine days is July (2.3 days).
Average UV index in September
Chiggiogna, Switzerland
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 1).
Average cloud cover in September
Chiggiogna, Switzerland
- Average cloud cover in September: 56
The months with the most cloud cover are March and April (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 50).
Average visibility in September
Chiggiogna, Switzerland
- Average visibility in September: 7km
The months with the highest visibility are June and July (8km).
The months with the lowest visibility are January, February, March and April (5km).
