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
During the shift to September, Champoluc records a mild decrease in average high-temperature, moving from a refreshing 16.5°C (61.7°F) in August to a cool 12.5°C (54.5°F). Champoluc experiences an average low-temperature reading of 4.2°C (39.6°F) throughout September.Humidity
The average relative humidity in September in Champoluc, Italy, is 80%.Rainfall
In September, in Champoluc, the rain falls for 19.2 days. Throughout September, 82mm (3.23") of precipitation is accumulated. Throughout the year, in Champoluc, there are 178.1 rainfall days, and 1496mm (58.9") of precipitation is accumulated.Snowfall
Months with snowfall in Champoluc are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.8 snowfall days, it receives 6mm (0.24") of snow. Throughout the year, in Champoluc, there are 104.7 snowfall days, and 3988mm (157.01") of snow is accumulated.Daylight
In Champoluc, the average length of the day in September is 12h and 32min.On the first day of September in Champoluc, sunrise is at 06:50 and sunset at 20:07. On the last day of the month, sunrise is at 07:26 and sunset at 19:11 CEST.
Sunshine
In September, the average sunshine is 8.7h.UV index
In Champoluc, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Adopt protective measures - It is advised to guard against sun damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Champoluc in September?
What is the average humidity in September in Champoluc?
How many days does it rain in September in Champoluc?
When does it start to snow in Champoluc?
What is the average length of the day in September in Champoluc?
What time are sunrise and sunset in September in Champoluc?
How many hours of sunshine does Champoluc have in September?
How high is the UV index in September in Champoluc?
Average temperature in September
Champoluc, Italy
- Average high temperature in September: 12.5°C
The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in September: 4.2°C
The months with the highest average low temperature are July and August (7.2°C).
The coldest month (with the lowest average low temperature) is January (-10.3°C).
Average pressure in September
Champoluc, Italy
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in September
Champoluc, Italy
- Average wind speed in September: 6km/h
The windiest month (with the highest average wind speed) is December (8.9km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Champoluc, Italy
- Average humidity in September: 80%
The months with the highest relative humidity are March and April (86%).
The month with the lowest relative humidity is July (78%).
Average rainfall in September
Champoluc, Italy
- Average rainfall in September: 82mm
The wettest months (with the highest rainfall) are May and June (189mm).
The driest months (with the least rainfall) are January and February (60mm).
Average rainfall days in September
Champoluc, Italy
- Average rainfall days in September: 19.2 days
The month with the highest number of rainy days is June (25.9 days).
The months with the least rainy days are January and February (3.9 days).
Average snowfall in September
Champoluc, Italy
- Average snowfall in September: 6mm
The month with the highest snowfall is November (976mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Champoluc, Italy
- Average snowfall days in September: 0.8 days
The month with the highest number of snowfall days is March (18.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Champoluc, Italy
- 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: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 6min).
Average sunshine days in September
Champoluc, Italy
- Average sunshine days in September: 8.7 days
The month with the most sunshine days is December (14.7 days).
The month with the least sunshine days is June (3.3 days).
Average UV index in September
Champoluc, Italy
- Average UV index in September: 3
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, October, November and December (UV index 2).
Average cloud cover in September
Champoluc, Italy
- Average cloud cover in September: 38
The month with the most cloud cover is April (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Champoluc, Italy
- Average visibility in September: 8km
The months with the highest visibility are June and July (9km).
The months with the lowest visibility are February, March, April and November (7km).
