Luxembourg Weather in August
August in Luxembourg brings high temperatures, with highs of 24°C (75°F) and nights dropping to 13°C (55°F). Rainfall is on the higher side this month, averaging around 69 mm (2.7 in), so keep a rain jacket handy.
Rainfall in Luxembourg in August
Based on our climate data of the past 30 years, about 14 days of rain are anticipated, with 69 mm (2.7 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Luxembourg in August
If you're visiting Luxembourg in August, expect perfect temperatures with highs of 24°C (75°F) and overnight lows of 13°C (55°F). During August, you'll experience the summer season. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Luxembourg in August
The month enjoys around 235 hours of sunshine, creating mostly sunny days with good weather conditions.If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Luxembourg.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Luxembourg's climate page.
Luxembourg Temperature in August
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Luxembourg typically stay consistent throughout August, with daily highs averaging around 24°C (75°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Luxembourg in August
Browse day-by-day weather records for Luxembourg spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Luxembourg historical weather extremes in August
Based on weather observations in Luxembourg between 1976 and 2025, these are the recorded extremes during August.
- Luxembourg recorded its highest August temperature of 37°C (99°F) on August 8, 2003.
- The coldest August day was on August 23, 1980, with a maximum of 12°C (54°F).
- Nighttime temperatures dropped to 4°C (39°F) on August 29, 1993, marking the coldest August night on record.
Best Places in Luxembourg in August
Find out more about the weather in Luxembourg and which places have the best travel conditions in this month. See all of Luxembourg in August →
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What to Wear in Luxembourg in August
For Luxembourg in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Luxembourg in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Luxembourg's climate page.
Temperature Rainfall Sunshine Humidity
See the full Luxembourg climate overview or explore weather in Luxembourg.