Best year time to visit Onnens

General weather information about Onnens

Average annual temperature is 10.5 °C

Absolute maximum temperature: 35.2 °C

Absolute minimum temperature: -12.4 °C

Number of sunny days: 135 days

Number of rainy days: 219 days

Number of snow days: 11 days

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

Onnens air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.713.518.518.922.128.233.735.228.024.515.311.9
Average daytime temperature (°C)4.37.110.311.116.824.324.424.822.917.48.47.0
Average temperature (°C)1.22.45.97.112.418.819.319.517.212.65.43.6
Average night temperature (°C)-2.0-1.51.62.98.012.714.314.112.18.02.40.6
Absolute minimum temperature (°C)-12.4-6.3-4.3-3.74.98.88.67.25.22.9-3.8-9.7

Onnens 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)3.87.37.78.310.213.312.510.910.57.84.04.1
Precipitation (mm)891213910916010016713164148227195
Sunny days12161096125132216410
Rainy days12112121251826188152519
Snow days710000000012

Onnens - weather forecast by months

Onnens weather in januaryOnnens weather in februaryOnnens weather in marchOnnens weather in aprilOnnens weather in mayOnnens weather in juneOnnens weather in julyOnnens weather in augustOnnens weather in septemberOnnens weather in octoberOnnens weather in novemberOnnens weather in december

Best time to visit Onnens:

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

  • June — 13.3(h)
  • July — 12.5(h)
  • August — 10.9(h)

Months with the longest average daylight duration in Onnens:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Onnens is at

  • July — 167(mm)
  • November — 227(mm)
  • December — 195(mm)

    • Weather forecast in the closest to Onnens admin centers

    Weather forecast in the closest towns to Onnens

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    Frequently asked questions

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