Weather in Bonn in April

General weather information about Bonn

Average annual temperature is 12.1 °C

Absolute maximum temperature: 34.0 °C

Absolute minimum temperature: -4.7 °C

Number of sunny days: 112 days

Number of rainy days: 249 days

Number of snow days: 4 days

Look at detailed online map of Bonn

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

Bonn air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.215.417.520.324.430.634.030.931.427.515.312.1
Average daytime temperature (°C)7.28.711.013.219.025.524.123.224.117.810.08.2
Average temperature (°C)5.05.17.28.713.720.319.418.618.613.97.66.2
Average night temperature (°C)2.61.73.74.18.414.214.814.513.510.35.13.8
Absolute minimum temperature (°C)-4.7-4.7-4.3-3.52.89.410.910.37.71.9-2.3-3.5

Bonn 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)8.510.011.913.815.516.416.014.512.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)2.84.75.07.710.613.210.69.59.55.93.52.4
Precipitation (mm)9428142918466139124549914790
Sunny days91337112067171225
Rainy days211527232010252413192824
Snow days101000000002

Bonn - weather forecast by months

Bonn weather in januaryBonn weather in februaryBonn weather in marchBonn weather in aprilBonn weather in mayBonn weather in juneBonn weather in julyBonn weather in augustBonn weather in septemberBonn weather in octoberBonn weather in novemberBonn weather in december

Best time to visit Bonn:

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

  • May — 10.6(h)
  • June — 13.2(h)
  • July — 10.6(h)
  • August — 9.5(h)
  • September — 9.5(h)

Months with the longest average daylight duration in Bonn:

  • May — 15.5(h)
  • June — 16.4(h)
  • July — 16.0(h)

The largest precipitation sum in Bonn is at

  • March — 142(mm)
  • July — 139(mm)
  • August — 124(mm)
  • November — 147(mm)

    • Weather forecast in the closest to Bonn admin centers

    Weather forecast in the closest towns to Bonn

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    Frequently asked questions

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