Best year time to visit Grono

General weather information about Grono

Average annual temperature is 7.6 °C

Absolute maximum temperature: 27.7 °C

Absolute minimum temperature: -16.9 °C

Number of sunny days: 128 days

Number of rainy days: 218 days

Number of snow days: 19 days

Look at detailed online map of Grono

* Weather data for Grono Switzerland is based on climate observations for 2026 year

Grono air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.213.513.817.019.824.726.227.724.023.811.612.0
Average daytime temperature (°C)3.36.98.310.114.319.621.021.018.614.66.14.8
Average temperature (°C)-0.81.73.25.010.014.816.116.013.99.91.1-0.1
Average night temperature (°C)-4.4-2.4-2.0-0.45.59.610.710.98.65.2-3.6-4.8
Absolute minimum temperature (°C)-9.9-9.2-5.3-6.31.65.24.64.21.5-1.7-9.5-16.9

Grono monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.110.311.913.615.015.715.414.112.610.99.58.7
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)5.98.18.29.59.412.413.010.99.27.06.25.3
Precipitation (mm)40109612421419637028320430411494
Sunny days20191110040714141118
Rainy days841919312631241617158
Snow days351100000045

Grono - weather forecast by months

Grono weather in januaryGrono weather in februaryGrono weather in marchGrono weather in aprilGrono weather in mayGrono weather in juneGrono weather in julyGrono weather in augustGrono weather in septemberGrono weather in octoberGrono weather in novemberGrono weather in december

Best time to visit Grono:

The best time to visit Grono during the most sunny months:

  • June — 12.4(h)
  • July — 13.0(h)
  • August — 10.9(h)

Months with the longest average daylight duration in Grono:

  • June — 15.7(h)
  • July — 15.4(h)

The largest precipitation sum in Grono is at

  • July — 370(mm)
  • August — 283(mm)
  • October — 304(mm)

    • Weather forecast in the closest to Grono admin centers

    Weather forecast in the closest towns to Grono

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    Frequently asked questions

    When is the best time to visit Grono?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Grono.
    What is the weather like in Grono?
    See average temperature, rainfall and daylight hours for Grono by month in the table above.
    How many sunny days does Grono have?
    The monthly weather statistics above show sunshine and rainfall patterns for Grono throughout the year.