Best year time to visit Koblenz

General weather information about Koblenz

Average annual temperature is 12.1 °C

Absolute maximum temperature: 35.2 °C

Absolute minimum temperature: -8.5 °C

Number of sunny days: 137 days

Number of rainy days: 220 days

Number of snow days: 8 days

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

Koblenz air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.214.219.220.924.930.834.435.230.825.414.411.6
Average daytime temperature (°C)6.08.111.713.019.526.726.026.225.018.59.07.0
Average temperature (°C)3.43.67.28.914.921.220.921.019.213.46.34.3
Average night temperature (°C)0.7-0.12.74.810.515.115.816.114.08.93.51.7
Absolute minimum temperature (°C)-5.6-5.7-2.6-2.57.312.611.79.67.93.8-1.3-8.5

Koblenz monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.015.015.014.013.011.09.08.0
Daylight mean duration (h)8.910.311.913.615.115.915.514.212.610.99.38.5
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.010.08.08.0
Sunshine mean duration (h)2.76.67.17.39.813.411.710.110.27.23.13.0
Precipitation (mm)7422135122903382955691231160
Sunny days11131151019892116410
Rainy days16132025211123229152619
Snow days420000000002

Koblenz - weather forecast by months

Koblenz weather in januaryKoblenz weather in februaryKoblenz weather in marchKoblenz weather in aprilKoblenz weather in mayKoblenz weather in juneKoblenz weather in julyKoblenz weather in augustKoblenz weather in septemberKoblenz weather in octoberKoblenz weather in novemberKoblenz weather in december

Best time to visit Koblenz:

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

  • May — 9.8(h)
  • June — 13.4(h)
  • July — 11.7(h)
  • August — 10.1(h)
  • September — 10.2(h)

Months with the longest average daylight duration in Koblenz:

  • June — 15.9(h)
  • July — 15.5(h)

The largest precipitation sum in Koblenz is at

  • March — 135(mm)
  • November — 231(mm)
  • December — 160(mm)

    • Weather forecast in the closest to Koblenz admin centers

    Weather forecast in the closest towns to Koblenz

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    Frequently asked questions

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