Best year time to visit Blenio

General weather information about Blenio

Average annual temperature is 1.3 °C

Absolute maximum temperature: 23.4 °C

Absolute minimum temperature: -19.7 °C

Number of sunny days: 125 days

Number of rainy days: 154 days

Number of snow days: 86 days

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

Blenio air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.44.45.26.712.118.620.623.420.717.03.64.7
Average daytime temperature (°C)-5.3-1.8-0.60.66.312.914.914.513.47.8-2.2-2.0
Average temperature (°C)-7.8-5.1-3.8-2.72.78.310.710.18.84.3-5.5-5.1
Average night temperature (°C)-10.5-7.9-7.1-6.2-0.73.36.36.44.50.8-9.9-8.4
Absolute minimum temperature (°C)-19.7-17.3-13.2-16.3-3.3-1.7-0.8-1.2-5.2-6.2-16.5-19.0

Blenio 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)9.110.311.913.615.015.815.414.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)5.78.08.29.010.213.312.710.59.56.94.74.3
Precipitation (mm)4125111113913686164113204208180
Sunny days1114129811361915512
Rainy days4136201928251116129
Snow days161316153000001310

Blenio - weather forecast by months

Blenio weather in januaryBlenio weather in februaryBlenio weather in marchBlenio weather in aprilBlenio weather in mayBlenio weather in juneBlenio weather in julyBlenio weather in augustBlenio weather in septemberBlenio weather in octoberBlenio weather in novemberBlenio weather in december

Best time to visit Blenio:

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

  • June — 13.3(h)
  • July — 12.7(h)

Months with the longest average daylight duration in Blenio:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Blenio is at

  • August — 164(mm)
  • October — 204(mm)
  • November — 208(mm)
  • December — 180(mm)

    • Weather forecast in the closest to Blenio admin centers

    Weather forecast in the closest towns to Blenio

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    Frequently asked questions

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