Best year time to visit Altenahr

General weather information about Altenahr

Average annual temperature is 10.5 °C

Absolute maximum temperature: 32.1 °C

Absolute minimum temperature: -5.5 °C

Number of sunny days: 100 days

Number of rainy days: 251 days

Number of snow days: 14 days

Look at detailed online map of Altenahr

* Weather data for Altenahr Germany is based on climate observations for 2026 year

Altenahr air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.213.714.318.022.128.532.129.129.925.513.59.5
Average daytime temperature (°C)5.07.08.811.216.623.622.521.522.716.28.06.3
Average temperature (°C)3.13.95.57.112.018.618.017.217.712.55.84.4
Average night temperature (°C)1.21.22.33.17.013.013.613.213.09.33.82.5
Absolute minimum temperature (°C)-5.5-5.1-5.0-3.60.98.09.49.26.71.0-4.1-5.2

Altenahr monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.610.111.913.815.516.415.914.512.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)2.54.95.37.810.713.010.89.59.56.12.82.1
Precipitation (mm)83321191069170110139447711975
Sunny days7113591875161036
Rainy days181525252212242614212722
Snow days623000000003

Altenahr - weather forecast by months

Altenahr weather in januaryAltenahr weather in februaryAltenahr weather in marchAltenahr weather in aprilAltenahr weather in mayAltenahr weather in juneAltenahr weather in julyAltenahr weather in augustAltenahr weather in septemberAltenahr weather in octoberAltenahr weather in novemberAltenahr weather in december

Best time to visit Altenahr:

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

  • May — 10.7(h)
  • June — 13.0(h)
  • July — 10.8(h)
  • August — 9.5(h)
  • September — 9.5(h)

Months with the longest average daylight duration in Altenahr:

  • May — 15.5(h)
  • June — 16.4(h)
  • July — 15.9(h)

The largest precipitation sum in Altenahr is at

  • March — 119(mm)
  • August — 139(mm)
  • November — 119(mm)

    • Weather forecast in the closest to Altenahr admin centers

    Weather forecast in the closest towns to Altenahr

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    Frequently asked questions

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