Best year time to visit Arosa

General weather information about Arosa

Average annual temperature is 4.0 °C

Absolute maximum temperature: 27.3 °C

Absolute minimum temperature: -20.4 °C

Number of sunny days: 107 days

Number of rainy days: 171 days

Number of snow days: 87 days

Look at detailed online map of Arosa

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

Arosa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)8.310.411.411.815.323.725.027.323.620.46.69.5
Average daytime temperature (°C)-0.92.14.44.110.516.618.517.617.712.11.42.0
Average temperature (°C)-5.3-3.6-0.80.26.011.213.312.812.06.9-2.5-2.4
Average night temperature (°C)-9.1-8.7-5.7-3.92.15.67.98.56.92.2-6.9-6.8
Absolute minimum temperature (°C)-17.5-20.4-12.5-12.1-2.61.01.4-0.4-2.3-4.9-15.2-19.0

Arosa 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)9.010.311.913.615.015.815.414.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)5.37.27.98.49.613.212.39.89.97.93.83.8
Precipitation (mm)4242841491338311218981157167206
Sunny days141610225561117613
Rainy days1149282526251914811
Snow days16111719100000167

Arosa - weather forecast by months

Arosa weather in januaryArosa weather in februaryArosa weather in marchArosa weather in aprilArosa weather in mayArosa weather in juneArosa weather in julyArosa weather in augustArosa weather in septemberArosa weather in octoberArosa weather in novemberArosa weather in december

Best time to visit Arosa:

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

  • June — 13.2(h)
  • July — 12.3(h)

Months with the longest average daylight duration in Arosa:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Arosa is at

  • August — 189(mm)
  • October — 157(mm)
  • November — 167(mm)
  • December — 206(mm)

    • Weather forecast in the closest to Arosa admin centers

    Weather forecast in the closest towns to Arosa

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    Frequently asked questions

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