Best year time to visit Grumelange

General weather information about Grumelange

Average annual temperature is 10.5 °C

Absolute maximum temperature: 29.8 °C

Absolute minimum temperature: -10.5 °C

Number of sunny days: 114 days

Number of rainy days: 244 days

Number of snow days: 7 days

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* Weather data for Grumelange Belgium is based on climate observations for 2026 year

Grumelange air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.912.013.617.522.927.929.828.128.723.213.410.4
Average daytime temperature (°C)4.86.78.811.217.424.021.621.122.015.47.76.1
Average temperature (°C)3.03.65.67.312.919.217.617.217.312.05.84.5
Average night temperature (°C)1.01.02.43.28.413.913.213.012.88.84.02.9
Absolute minimum temperature (°C)-10.5-5.2-3.8-2.63.18.68.98.76.51.5-4.5-5.0

Grumelange 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)8.710.111.913.815.416.315.914.412.610.89.18.2
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)2.05.24.97.811.313.410.49.69.85.52.32.0
Precipitation (mm)1361613973543610113252135168108
Sunny days71676121877161107
Rainy days201222241912242414202924
Snow days402000000010

Grumelange - weather forecast by months

Grumelange weather in januaryGrumelange weather in februaryGrumelange weather in marchGrumelange weather in aprilGrumelange weather in mayGrumelange weather in juneGrumelange weather in julyGrumelange weather in augustGrumelange weather in septemberGrumelange weather in octoberGrumelange weather in novemberGrumelange weather in december

Best time to visit Grumelange:

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

  • May — 11.3(h)
  • June — 13.4(h)
  • July — 10.4(h)
  • August — 9.6(h)
  • September — 9.8(h)

Months with the longest average daylight duration in Grumelange:

  • May — 15.4(h)
  • June — 16.3(h)
  • July — 15.9(h)

The largest precipitation sum in Grumelange is at

  • January — 136(mm)
  • March — 139(mm)
  • August — 132(mm)
  • October — 135(mm)
  • November — 168(mm)

    • Weather forecast in the closest to Grumelange admin centers

    Weather forecast in the closest towns to Grumelange

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    Frequently asked questions

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