The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
Average temperatures, rainfall, sunshine and the best time to visit Untervaz.
Temperatures in Untervaz, Grisons, Switzerland, vary greatly throughout the year. July is the hottest month at 19°C (66°F), while January is the coldest at -1°C (30°F).
The city receives considerable rain/snowfall, with around 1813 mm (71 in) annually. June is the wettest month. It has a distinct rainy season from May to August, with pleasant summers and very cold winters. July is the sunniest month, averaging 6.4 hours of sunshine per day.
Pick a month to see the average temperature, rainfall and sunshine in Untervaz - and find the best time to visit.
The climate in Untervaz is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a pleasant 19°C (66°F) in July to a very cold -1°C (30°F) in the coolest month, January.
Nights vary from 8°C (46°F) in July to around -10°C (14°F) during the colder months.
Check out our detailed temperature page for more information.
Untervaz has a notably wet climate with abundant precipitation, recording 1813 mm (71 in) of rain/snowfall per year. Untervaz offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (215 mm (8.5 in)) and the driest month January (108 mm (4.3 in)) is not too significant. For more details, please visit our Untervaz Precipitation page.
For those who appreciate different seasons, Untervaz serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 6.4 hours of sunshine daily, and embrace the darker days in December, offering only 1.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
The relative humidity is high throughout the year in Untervaz.
The city experiences its highest humidity in November, reaching 78%. In April, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
May and September typically offer the most optimal weather in Untervaz. In contrast, January, February, March, April, June, July, August, October, November and December tend to have less optimal conditions. Untervaz has a distinct rainy season from May to August, with pleasant summers and very cold winters.
Daytime highs range from -1°C (30°F) in January to 19°C (66°F) in July. Nighttime lows range from -10°C (14°F) to 8°C (46°F). Temperatures vary considerably through the year.
Annual rainfall is around 1813 mm (71 in). June is the wettest month with 215 mm (8.5 in), while January is the driest with 108 mm (4.3 in).
Untervaz receives around 1,502 hours of sunshine per year. July is the sunniest month with 192 hours, while December is the cloudiest with just 51 hours.
Untervaz is highlighted - select any city to see its climate.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
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