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Vella Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Vella.
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Climate overview of Vella
The climate in Vella, Grisons, Switzerland, is marked by large temperature swings across the seasons, ranging from 18°C (64°F) in July to -3°C (27°F) in January.
With around 1722 mm (68 in) of annual rain/snowfall, Vella has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has a distinct rainy season from June to August, with mild summers and very cold winters. The wettest month is August. The most sunshine falls in July, with an average of 6.5 hours of daily sunshine.
Vella Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vella - and find the best time to visit.
Monthly Temperature in Vella
In Vella, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a moderate 18°C (64°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -3°C (27°F).
At night, temperatures range from around 7°C (45°F) in July to -11°C (12°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Vella
Vella experiences significant rain/snowfall throughout the year, averaging 1722 mm (68 in) of precipitation annually. Vella experiences moderate seasonal variation in rainfall, with monthly averages ranging from 203 mm (8 in) in August, the wettest month, and 96 mm (3.8 in) in February, the driest month. For more details, please visit our Vella Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Vella
Vella can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.5 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Disentis, Switzerland (24 KM, 15 Miles).
Daily hours of sunshine
Data from: Disentis, Switzerland (24 KM, 15 Miles).
Daily percentage of sunshine
Data from: Disentis, Switzerland (24 KM, 15 Miles).
Humidity in Vella by Month
The relative humidity is high throughout the year in Vella.
The city experiences its highest humidity in September, reaching 75%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Disentis, Switzerland (24 KM, 15 Miles).
Best Time to Visit Vella
The most favourable weather available in Vella usually occurs in July and September. Conditions are generally most challenging in January, February, March, April, May, June, August, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
cold
Apr
wet
May
wet
Jun
wet
Jul
mixed
Aug
very wet
Sep
mixed
Oct
wet
Nov
cold
Dec
very cold
- Best overall: July and September
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: A distinct rainy season from June to August, with mild summers and very cold winters
- Coldest conditions: January, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Vella
What is the best time to visit Vella?
July and September typically offer the most optimal weather in Vella. In contrast, January, February, March, April, May, June, August, October, November and December tend to have less optimal conditions. Vella has a distinct rainy season from June to August, with mild summers and very cold winters.
What temperatures can I expect in Vella?
Daytime highs range from -3°C (27°F) in January to 18°C (64°F) in July. Nighttime lows range from -11°C (12°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Vella get?
Annual rainfall is around 1722 mm (68 in). August is the wettest month with 203 mm (8 in), while February is the driest with 96 mm (3.8 in).
How sunny is Vella?
Vella receives around 1,582 hours of sunshine per year. July is the sunniest month with 196 hours, while December is the cloudiest with just 72 hours.
Vella 3-Day Forecast
Vella on the map
Vella is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Zürich
20°C (68°F) Crans-Montana15°C (59°F) Engelberg
15°C (59°F) Nendaz15°C (59°F) Saas-Fee12°C (54°F) Davos13°C (55°F) Grindelwald13°C (55°F) Zermatt11°C (52°F) Bucket list
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