Unterbäch Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Unterbäch.

Climate overview of Unterbäch

Temperatures in Unterbäch, Canton of Valais, Switzerland, vary greatly throughout the year. July is the hottest month at 17°C (63°F), while January is the coldest at -5°C (23°F).

With around 1517 mm (60 in) of annual rain/snowfall, Unterbäch has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has mild summers and very cold winters. The wettest month is May. The sunniest month is July, with 6.7 hours of sunshine per day on average.

Unterbäch Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Unterbäch - and find the best time to visit.

Monthly Temperature in Unterbäch

The climate in Unterbäch is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a moderate 17°C (63°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -5°C (23°F).

At night, temperatures range from around 7°C (45°F) in July to -13°C (9°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Unterbäch

Unterbäch has a notably wet climate with abundant precipitation, recording 1517 mm (60 in) of rain/snowfall per year. Despite minor fluctuations, Unterbäch enjoys fairly consistent precipitation throughout the year. In May, you can expect around 146 mm (5.7 in) of precipitation, while in February, Unterbäch receives about 106 mm (4.2 in). For more details, please visit our Unterbäch Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Unterbäch

Unterbäch can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.8 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Zermatt, Switzerland (29 KM, 18 Miles).

Daily hours of sunshine

Data from: Zermatt, Switzerland (29 KM, 18 Miles).

Humidity in Unterbäch by Month

Best Time to Visit Unterbäch

For the most comfortable conditions available during the year, consider visiting Unterbäch in June, July and August. Conditions are usually least comfortable in January, February, March, April, May, September, 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.

  • Best overall: June, July and August
  • Warmest weather: July and August
  • Most sunshine: July
  • Seasonal pattern: Mild summers and very cold winters
  • Coldest conditions: January, with freezing nights around -13°C (9°F).

Frequently asked questions about the climate in Unterbäch

What is the best time to visit Unterbäch?

June, July and August typically offer the most optimal weather in Unterbäch. In contrast, January, February, March, April, May, September, October, November and December tend to have less optimal conditions. Unterbäch has mild summers and very cold winters.

What temperatures can I expect in Unterbäch?

Daytime highs range from -5°C (23°F) in January to 17°C (63°F) in July. Nighttime lows range from -13°C (9°F) to 7°C (45°F). Temperatures vary considerably through the year.

How much rain does Unterbäch get?

Annual rainfall is around 1517 mm (60 in). May is the wettest month with 146 mm (5.7 in), while February is the driest with 106 mm (4.2 in).

How sunny is Unterbäch?

Unterbäch receives around 1,685 hours of sunshine per year. July is the sunniest month with 202 hours, while December is the cloudiest with just 83 hours.

Unterbäch 3-Day Forecast

Unterbäch on the map

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