Weather in Guelff in August

General weather information about Guelff

Average annual temperature is 11.0 °C

Absolute maximum temperature: 30.5 °C

Absolute minimum temperature: -5.8 °C

Number of sunny days: 122 days

Number of rainy days: 238 days

Number of snow days: 5 days

Look at detailed online map of Guelff

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

Guelff air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.712.514.817.723.328.730.528.529.424.114.111.2
Average daytime temperature (°C)5.57.29.611.817.924.822.621.822.716.08.36.5
Average temperature (°C)3.63.76.27.713.419.718.317.617.512.26.34.8
Average night temperature (°C)1.70.92.73.68.713.813.613.212.68.74.23.1
Absolute minimum temperature (°C)-5.5-5.8-3.6-3.53.58.69.28.65.41.9-4.4-4.5

Guelff monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.710.111.913.815.416.215.814.412.610.89.18.2
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)2.04.85.37.911.413.410.39.79.95.62.41.6
Precipitation (mm)131151297736239713541134183105
Sunny days61577161879171127
Rainy days201324231512242213202824
Snow days500000000000

Guelff - weather forecast by months

Guelff weather in januaryGuelff weather in februaryGuelff weather in marchGuelff weather in aprilGuelff weather in mayGuelff weather in juneGuelff weather in julyGuelff weather in augustGuelff weather in septemberGuelff weather in octoberGuelff weather in novemberGuelff weather in december

Best time to visit Guelff:

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

  • May — 11.4(h)
  • June — 13.4(h)
  • July — 10.3(h)
  • August — 9.7(h)
  • September — 9.9(h)

Months with the longest average daylight duration in Guelff:

  • May — 15.4(h)
  • June — 16.2(h)
  • July — 15.8(h)

The largest precipitation sum in Guelff is at

  • January — 131(mm)
  • March — 129(mm)
  • August — 135(mm)
  • October — 134(mm)
  • November — 183(mm)

    • Weather forecast in the closest to Guelff admin centers

    Weather forecast in the closest towns to Guelff

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    Frequently asked questions

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