August weather forecast
Luxembourg

August in Luxembourg continues the summer season, with warm temperatures similar to July. The average temperatures during this month usually range from 15°C (59°F) to 25°C (77°F). Luxembourg City follows the same trend, with slightly cooler conditions prevailing in the higher altitude regions of the Oesling.

Rainfall in August experiences a slight increase compared to July, averaging 60mm (2.36"). Nonetheless, the weather remains predominantly sunny and dry, despite occasional rain showers or thunderstorms. The vibrant green landscapes continue to provide a picturesque backdrop for a variety of outdoor activities.

Compared to July, August sees a minor decrease in temperature and daylight hours, as Luxembourg begins its transition from summer towards autumn. Nonetheless, the weather conditions remain favorable for outdoor pursuits and sightseeing.

Moving into September, temperatures start to decline, signaling the onset of autumn. While precipitation levels remain relatively consistent with August, the likelihood of rain increases as Luxembourg moves away from the drier summer season. Despite these changes, the pleasant weather, combined with the onset of autumn foliage, makes September an attractive time to visit Luxembourg.

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• Luxembourg City - August »
  In Luxembourg City during August, the rain falls for 13.5 days and regularly aggregates up to 75mm (2.95") of precipitation. On the first day of August in Luxembourg City, sunrise is at 06:07 and sunset at 21:16.
• Differdange - August »
  August is the least humid month in Differdange with an average relative humidity of 76%. On the first day of August in Differdange sunrise is at 06:08 and sunset at 21:17.
• Dudelange - August »
  In Dudelange in August, it is raining for 16.6 days, with typically 48mm (1.89") of accumulated precipitation. On the first day of August in Dudelange sunrise is at 06:07 and sunset at 21:16.
• Ettelbruck - August »
  Ettelbruck's warmest month, August, registers temperatures that range from a high of 21.7°C (71.1°F) to a low of 11.8°C (53.2°F). August replicates the weather trends of July in Ettelbruck, making it the second warmest month of the year.
• Diekirch - August »
  August, with its average high-temperature of 20.9°C (69.6°F) and an average low-temperature of 11.1°C (52°F), holds the record as the warmest month in Diekirch. August stands out as Diekirch's warmest month, with temperatures ranging between an average high of 20.9°C (69.6°F) and a low of 11.1°C (52°F).
• Wiltz - August »
  In Wiltz during August, the rain falls for 17.8 days and regularly aggregates up to 58mm (2.28") of precipitation. In Wiltz, during August, the rain falls for 17.8 days and regularly aggregates up to 58mm (2.28") of precipitation.
• Grevenmacher - August »
  In Grevenmacher during August, the rain falls for 11.7 days and regularly aggregates up to 30mm (1.18") of precipitation. The start of August in Grevenmacher sees the average high-temperature at a still pleasant 22.6°C (72.7°F), showing little difference from July's 22.7°C (72.9°F).
• Remich - August »
  On the first day of August in Remich sunrise is at 06:06 and sunset at 21:15. With an average relative humidity of 76%, August is the least humid month in Remich, Luxembourg.
• Vianden - August »
  In contrast to July, the city of Vianden in August, starts to experience a slight dip in temperature as it gets ready to bid adieu to the summer season. On the first day of August in Vianden, Luxembourg, sunrise is at 06:05 and sunset at 21:17.
• Echternach - August »
  In Echternach, during August, the rain falls for 11.7 days and regularly aggregates up to 30mm (1.18") of precipitation. April and August, with an average relative humidity of 76%, are the least humid months in Echternach.