Best year time to visit Alt-Ossiach

General weather information about Alt-Ossiach

Average annual temperature is 10.3 °C

Absolute maximum temperature: 31.6 °C

Absolute minimum temperature: -11.7 °C

Number of sunny days: 146 days

Number of rainy days: 198 days

Number of snow days: 21 days

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* Weather data for Alt-Ossiach Austria is based on climate observations for 2026 year

Alt-Ossiach air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.413.919.119.722.830.330.831.626.625.313.910.9
Average daytime temperature (°C)4.36.111.212.417.623.024.924.122.517.98.95.5
Average temperature (°C)1.10.96.07.213.417.919.819.517.413.34.92.0
Average night temperature (°C)-1.9-3.51.62.39.413.015.215.513.59.91.9-0.6
Absolute minimum temperature (°C)-8.1-11.7-1.9-2.75.69.29.88.18.93.2-2.2-8.7

Alt-Ossiach 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)3.78.07.48.18.812.111.510.010.27.06.04.8
Precipitation (mm)7718549713514118518625206138147
Sunny days16211187771116161016
Rainy days9416222423242014151710
Snow days634000000035

Alt-Ossiach - weather forecast by months

Alt-Ossiach weather in januaryAlt-Ossiach weather in februaryAlt-Ossiach weather in marchAlt-Ossiach weather in aprilAlt-Ossiach weather in mayAlt-Ossiach weather in juneAlt-Ossiach weather in julyAlt-Ossiach weather in augustAlt-Ossiach weather in septemberAlt-Ossiach weather in octoberAlt-Ossiach weather in novemberAlt-Ossiach weather in december

Best time to visit Alt-Ossiach:

The best time to visit Alt-Ossiach during the most sunny months:

  • June — 12.1(h)
  • July — 11.5(h)
  • September — 10.2(h)

Months with the longest average daylight duration in Alt-Ossiach:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Alt-Ossiach is at

  • July — 185(mm)
  • August — 186(mm)
  • October — 206(mm)

    • Weather forecast in the closest to Alt-Ossiach admin centers

    Weather forecast in the closest towns to Alt-Ossiach

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    Frequently asked questions

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