Best year time to visit Onsernone

General weather information about Onsernone

Average annual temperature is 7.6 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -12.3 °C

Number of sunny days: 134 days

Number of rainy days: 206 days

Number of snow days: 25 days

Look at detailed online map of Onsernone

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

Onsernone air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)9.913.713.017.220.325.726.029.324.224.412.613.8
Average daytime temperature (°C)3.57.18.510.314.719.921.321.418.514.66.55.2
Average temperature (°C)-1.01.33.15.010.015.016.616.513.710.01.5-0.4
Average night temperature (°C)-4.8-3.5-2.30.15.29.611.511.68.85.3-2.8-5.4
Absolute minimum temperature (°C)-11.6-12.3-6.7-5.61.35.45.74.60.9-2.1-6.8-12.3

Onsernone 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)5.77.98.38.69.112.212.610.79.06.65.85.1
Precipitation (mm)45189111026913023728125037512787
Sunny days20201110133815131119
Rainy days531320302728231518159
Snow days657000000043

Onsernone - weather forecast by months

Onsernone weather in januaryOnsernone weather in februaryOnsernone weather in marchOnsernone weather in aprilOnsernone weather in mayOnsernone weather in juneOnsernone weather in julyOnsernone weather in augustOnsernone weather in septemberOnsernone weather in octoberOnsernone weather in novemberOnsernone weather in december

Best time to visit Onsernone:

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

  • June — 12.2(h)
  • July — 12.6(h)
  • August — 10.7(h)

Months with the longest average daylight duration in Onsernone:

  • June — 15.7(h)
  • July — 15.4(h)

The largest precipitation sum in Onsernone is at

  • May — 269(mm)
  • July — 237(mm)
  • August — 281(mm)
  • September — 250(mm)
  • October — 375(mm)

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    Frequently asked questions

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