Best year time to visit Heverlee

General weather information about Heverlee

Average annual temperature is 12.0 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: -5.6 °C

Number of sunny days: 121 days

Number of rainy days: 243 days

Number of snow days: 1 day

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

Heverlee air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.712.917.017.224.229.931.227.430.925.615.212.2
Average daytime temperature (°C)7.28.510.612.518.125.222.622.123.517.310.18.7
Average temperature (°C)5.25.37.28.613.420.218.718.218.713.87.86.7
Average night temperature (°C)2.91.83.84.38.214.414.314.113.810.75.54.6
Absolute minimum temperature (°C)-3.5-4.5-3.8-2.02.710.111.111.48.82.8-0.9-5.6

Heverlee 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)2.84.45.37.110.913.011.110.19.46.33.52.2
Precipitation (mm)7412130755247105755712511678
Sunny days91447162438161127
Rainy days22142723156282314202823
Snow days000000000001

Heverlee - weather forecast by months

Heverlee weather in januaryHeverlee weather in februaryHeverlee weather in marchHeverlee weather in aprilHeverlee weather in mayHeverlee weather in juneHeverlee weather in julyHeverlee weather in augustHeverlee weather in septemberHeverlee weather in octoberHeverlee weather in novemberHeverlee weather in december

Best time to visit Heverlee:

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

  • May — 10.9(h)
  • June — 13.0(h)
  • July — 11.1(h)
  • August — 10.1(h)
  • September — 9.4(h)

Months with the longest average daylight duration in Heverlee:

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

The largest precipitation sum in Heverlee is at

  • March — 130(mm)
  • July — 105(mm)
  • October — 125(mm)
  • November — 116(mm)

    • Weather forecast in the closest to Heverlee admin centers

    Weather forecast in the closest towns to Heverlee

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    Frequently asked questions

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