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
Valnegra records a mild change in average high-temperature during September, easing from a pleasant 22.7°C (72.9°F) in August to a refreshing 18.3°C (64.9°F). In September, Valnegra's temperature tends to fall to an average low of 9°C (48.2°F) during the night.Humidity
The average relative humidity in September in Valnegra is 79%.Rainfall
In Valnegra, in September, during 14.8 rainfall days, 74mm (2.91") of precipitation is typically accumulated. Throughout the year, in Valnegra, there are 162.7 rainfall days, and 1310mm (51.57") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Valnegra, Italy.Daylight
In Valnegra, Italy, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:42 and sunset at 19:59. On the last day of the month, sunrise is at 07:18 and sunset at 19:03 CEST.
Sunshine
The average sunshine in September is 9.4h.UV index
In September, the average daily maximum UV index in Valnegra is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 4 during September leads to these advisories:
Take precautions - Protection against sunburn is recommended. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Valnegra?
What is the average humidity in September in Valnegra?
How much does it rain in Valnegra in September?
When it does not snow in Valnegra?
Does it snow in Valnegra in September?
How many hours of daylight does Valnegra have in September?
When are sunrise and sunset in September in Valnegra?
How long on average sun shines in September in Valnegra?
What is the UV index intensity in September in Valnegra?
Average temperature in September
Valnegra, Italy
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is August (12.5°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in September
Valnegra, Italy
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The months with the lowest atmospheric pressure are April and May (1015mbar).
Average wind speed in September
Valnegra, Italy
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is July (7.1km/h).
The calmest month (with the lowest average wind speed) is November (5.7km/h).
Average humidity in September
Valnegra, Italy
- Average humidity in September: 79%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is December (74%).
Average rainfall in September
Valnegra, Italy
- Average rainfall in September: 74mm
The wettest month (with the highest rainfall) is November (173mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in September
Valnegra, Italy
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (22.1 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Valnegra, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (491mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Valnegra, Italy
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (11.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Valnegra, 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 12min).
Average sunshine days in September
Valnegra, Italy
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is June (6.8 days).
Average UV index in September
Valnegra, Italy
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Valnegra, Italy
- Average cloud cover in September: 33
The month with the most cloud cover is November (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Valnegra, Italy
- Average visibility in September: 8km
The months with the highest visibility are January, April, May, June, July, August and December (9km).
The months with the lowest visibility are February, March, September, October and November (8km).
