ClimateForecastDecemberJanuary >>

Grimentz Climate by Month

Grimentz 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 explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

The climate in Grimentz is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures range from a moderate 17°C in July, the warmest time of the year, to a very cold -5°C during cooler months like January. At night, temperatures typically average around -14°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Grimentz has a notably wet climate with abundant precipitation, recording 1464 mm of rain/snowfall per year. Year-round, Grimentz has a balanced climate with minimal variation in precipitation. The difference between the wettest month, May, with 145 mm, and the driest month, March, with 103 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 Grimentz. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.

Monthly hours of sunshine

Data from: Sion, Switzerland (19 KM, 11 Miles).

Daily hours of sunshine

Data from: Sion, Switzerland (19 KM, 11 Miles).

The best time of year to visit Grimentz in Switzerland

Other facts from our historical weather data:
  • Which is the warmest month in Grimentz?
    July has an average maximum temperature of 17°C and is the warmest month of the year.
  • Which is the coldest month in Grimentz?
    The coldest month is January with an average maximum temperature of -5°C.
  • Which is the wettest month in Grimentz?
    May tops the wettest month list with 145 mm of rainfall.
  • Which is the driest month in Grimentz?
    March is the driest month with 103 mm of precipitation.
  • Which is the sunniest month in Grimentz?
    July is the sunniest month with an average of 270 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.

    Forecast for Grimentz

    Thu   Dec 12
    2°C | -5°C
    SE 4 km/h
    clear and no rain

    clear and no rain

    Fri   Dec 13
    2°C | -5°C
    SE 4 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sat   Dec 14
    2°C | -2°C
    NW 4 km/h
    11 mm
    overcast and snow

    overcast and snow