Weather in Mainz in May

General weather information about Mainz

Average annual temperature is 10.7 °C

Absolute maximum temperature: 33.5 °C

Absolute minimum temperature: -13.2 °C

Number of sunny days: 136 days

Number of rainy days: 212 days

Number of snow days: 17 days

Look at detailed online map of Mainz

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

Mainz air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.615.418.820.224.432.833.531.027.726.114.813.0
Average daytime temperature (°C)5.67.110.910.817.124.125.123.622.518.58.97.0
Average temperature (°C)2.42.96.36.812.818.719.718.817.313.05.43.5
Average night temperature (°C)-1.1-1.12.13.08.112.914.514.612.38.32.20.0
Absolute minimum temperature (°C)-9.3-8.3-4.3-4.23.99.99.610.16.10.5-5.6-13.2

Mainz monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.015.014.013.011.09.08.0
Daylight mean duration (h)8.910.211.913.715.215.915.614.212.610.89.38.5
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.010.08.08.0
Sunshine mean duration (h)4.06.36.36.49.012.611.49.09.87.54.53.4
Precipitation (mm)587695138130581232115556191175
Sunny days101412512151110191639
Rainy days141117251915202111152420
Snow days732000000032

Mainz - weather forecast by months

Mainz weather in januaryMainz weather in februaryMainz weather in marchMainz weather in aprilMainz weather in mayMainz weather in juneMainz weather in julyMainz weather in augustMainz weather in septemberMainz weather in octoberMainz weather in novemberMainz weather in december

Best time to visit Mainz:

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

  • June — 12.6(h)
  • July — 11.4(h)
  • September — 9.8(h)

Months with the longest average daylight duration in Mainz:

  • June — 15.9(h)
  • July — 15.6(h)

The largest precipitation sum in Mainz is at

  • August — 211(mm)
  • November — 191(mm)
  • December — 175(mm)

    • Weather forecast in the closest to Mainz admin centers

    Weather forecast in the closest towns to Mainz

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    Frequently asked questions

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