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Bionaz Weather and Climate: A Comprehensive Guide

Bionaz experiences great temperature shifts. The city's weather can transition from mild days to very cold weather. It also has a notably wet climate with much precipitation. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

The climate in Bionaz is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a moderate 17°C in July, the warmest time of the year, to a very cold -6°C during cooler months like January.

At night, temperatures typically drop to an average of around -14°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Bionaz has a notably wet climate with abundant precipitation, recording 1311 mm of rain/snowfall per year. Year-round, Bionaz has a balanced climate with minimal variation in precipitation. The difference between the wettest month, November, with 134 mm, and the driest month, February, with 91 mm, is minimal.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Bionaz. While July receives considerable daily sunshine with up to 6.7 hours, December marks the darkest time of the year, where sunshine is scarce 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 (30 KM, 19 Miles).

Daily hours of sunshine

Data from: Zermatt, Switzerland (30 KM, 19 Miles).

Forecast for Bionaz

Sun   Dec 22
-1°C | -11°C
NW 2 m/s
61 mm
overcast and heavy snow

overcast and heavy snow

Mon   Dec 23
-7°C | -12°C
NW 3 m/s
52 mm
overcast and heavy snow

overcast and heavy snow

Tue   Dec 24
-8°C | -12°C
NW 3 m/s
5 mm
broken clouds and  chance of rain

broken clouds and chance of rain

The best time of year to visit Bionaz in Italy

Other facts from our historical weather data:
  • Which is the warmest month in Bionaz?
    July has an average maximum temperature of 17°C and is the warmest month of the year.
  • Which is the coldest month in Bionaz?
    The coldest month is January with an average maximum temperature of -6°C.
  • Which is the wettest month in Bionaz?
    November tops the wettest month list with 134 mm of rainfall.
  • Which is the driest month in Bionaz?
    February is the driest month with 91 mm of precipitation.
  • Which is the sunniest month in Bionaz?
    July is the sunniest month with an average of 202 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.