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August Weather in Grandmenil, Belgium

Last updated: August 22, 2025

In August, the average temperature in Grandmenil, Belgium hovers around 17°C (63°F), offering a comfortable climate for outdoor activities. Expect minimum temperatures to dip to 5°C (41°F), while the mercury can rise as high as 34°C (93°F). With an average precipitation of 90 mm (3.5 in) over approximately 17 days, you might want to keep an umbrella handy. The air tends to be fairly humid, with an average humidity level of 71%. Enjoy your time exploring!

August Temperature in Grandmenil

In August in Grandmenil, the average temperature is 17°C (63°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop to as low as 5°C (41°F). It's a good time to pack layers and enjoy a mix of warm and cool weather for your travels.

August Weather in Grandmenil: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Grandmenil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grandmenil, August typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (93°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec343741475362636357504138
Data source: Temperature data for Grandmenil generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Grandmenil

In Grandmenil in August, the precipitation amount is 90 mm (3.5 in) spread over 17 days.

August Precipitation Trends in Grandmenil

The chart displays monthly precipitation patterns in Grandmenil, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Grandmenil, August typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec96881064889978890809672139
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Grandmenil

In Grandmenil in August, humidity is 71%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet a bit sticky, so travelers should stay hydrated and take breaks in the shade.

August Average Humidity in Grandmenil

This chart illustrates the average monthly humidity levels in Grandmenil, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Grandmenil is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Grandmenil

In Grandmenil in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Grandmenil.

Maximum UV Index Levels in Grandmenil for August

The chart shows the monthly maximum UV Index (UVI) for Grandmenil in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Grandmenil typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234588876421
Data source: Grandmenil August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Grandmenil Compares to Other Months

Weather in Grandmenil varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Grandmenil, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Grandmenil, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)96 mm (3.8 inches)91%low
February Weather3°C (38°F)88 mm (3.5 inches)90%moderate
March Weather5°C (42°F)106 mm (4.2 inches)87%moderate
April Weather8°C (47°F)48 mm (1.9 inches)84%moderate
May Weather12°C (54°F)89 mm (3.5 inches)77%very high
June Weather17°C (62°F)97 mm (3.8 inches)74%very high
July Weather17°C (63°F)88 mm (3.5 inches)72%very high
August Weather17°C (63°F)90 mm (3.5 inches)71%high
September Weather14°C (57°F)80 mm (3.1 inches)81%high
October Weather10°C (50°F)95 mm (3.8 inches)88%moderate
November Weather5°C (42°F)72 mm (2.8 inches)91%low
December Weather3°C (38°F)139 mm (5.5 inches)92%low

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