Best year time to visit Illgau

General weather information about Illgau

Average annual temperature is 6.0 °C

Absolute maximum temperature: 28.3 °C

Absolute minimum temperature: -17.7 °C

Number of sunny days: 94 days

Number of rainy days: 233 days

Number of snow days: 38 days

Look at detailed online map of Illgau

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

Illgau air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)8.411.212.513.817.825.927.028.323.121.99.59.3
Average daytime temperature (°C)0.33.55.36.012.518.919.119.018.814.53.62.9
Average temperature (°C)-3.6-1.70.62.18.013.914.814.713.99.6-0.1-0.9
Average night temperature (°C)-7.5-6.0-4.2-2.53.08.210.210.39.15.2-4.6-4.8
Absolute minimum temperature (°C)-17.7-13.9-11.6-10.8-1.85.42.02.11.6-0.8-13.7-14.2

Illgau 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)9.010.311.913.615.115.815.514.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)4.76.96.66.98.913.511.59.69.87.23.23.8
Precipitation (mm)8660208210193111231283114174339276
Sunny days10141042554111748
Rainy days9815222925262719142217
Snow days1266400000046

Illgau - weather forecast by months

Illgau weather in januaryIllgau weather in februaryIllgau weather in marchIllgau weather in aprilIllgau weather in mayIllgau weather in juneIllgau weather in julyIllgau weather in augustIllgau weather in septemberIllgau weather in octoberIllgau weather in novemberIllgau weather in december

Best time to visit Illgau:

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

  • June — 13.5(h)
  • July — 11.5(h)
  • September — 9.8(h)

Months with the longest average daylight duration in Illgau:

  • June — 15.8(h)
  • July — 15.5(h)

The largest precipitation sum in Illgau is at

  • August — 283(mm)
  • November — 339(mm)
  • December — 276(mm)

    • Weather forecast in the closest to Illgau admin centers

    Weather forecast in the closest towns to Illgau

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    Frequently asked questions

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