Best year time to visit Aalst

General weather information about Aalst

Average annual temperature is 11.9 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: -5.5 °C

Number of sunny days: 119 days

Number of rainy days: 245 days

Number of snow days: 1 day

Look at detailed online map of Aalst

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

Aalst air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.212.117.017.423.730.330.926.531.224.915.412.6
Average daytime temperature (°C)7.58.610.612.517.825.122.421.923.417.110.38.8
Average temperature (°C)5.45.47.38.613.220.018.418.018.613.67.86.8
Average night temperature (°C)3.02.23.84.48.314.114.213.913.910.55.64.6
Absolute minimum temperature (°C)-3.5-4.5-3.2-2.63.39.911.610.48.63.0-1.8-5.5

Aalst 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)8.510.011.913.815.516.416.014.512.610.79.08.0
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.14.34.47.310.212.810.510.08.86.13.41.9
Precipitation (mm)7910129895937124847513212782
Sunny days101449152027181127
Rainy days211327211610292412202824
Snow days010000000000

Aalst - weather forecast by months

Aalst weather in januaryAalst weather in februaryAalst weather in marchAalst weather in aprilAalst weather in mayAalst weather in juneAalst weather in julyAalst weather in augustAalst weather in septemberAalst weather in octoberAalst weather in novemberAalst weather in december

Best time to visit Aalst:

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

  • May — 10.2(h)
  • June — 12.8(h)
  • July — 10.5(h)
  • August — 10.0(h)
  • September — 8.8(h)

Months with the longest average daylight duration in Aalst:

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

The largest precipitation sum in Aalst is at

  • March — 129(mm)
  • July — 124(mm)
  • October — 132(mm)
  • November — 127(mm)

    • Weather forecast in the closest to Aalst admin centers

    Weather forecast in the closest towns to Aalst

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    Frequently asked questions

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