Luxembourg - When to Visit

When to Luxembourg

Climate guide & best times to travel

Monthly Climate Data for Luxembourg Average temperature and rainfall by month Climate Overview -6°C 3°C 12°C 21°C 30°C Rainfall (mm) 0 54 109 Jan Jan: 6.0°C high, -1.0°C low, 104mm rain Feb Feb: 9.0°C high, 20.0°C low, 38mm rain Mar Mar: 13.0°C high, 1.0°C low, 66mm rain Apr Apr: 15.0°C high, 3.0°C low, 56mm rain May May: 20.0°C high, 7.0°C low, 109mm rain Jun Jun: 25.0°C high, 10.0°C low, 46mm rain Jul Jul: 25.0°C high, 11.0°C low, 84mm rain Aug Aug: 25.0°C high, 12.0°C low, 81mm rain Sep Sep: 23.0°C high, 10.0°C low, 79mm rain Oct Oct: 17.0°C high, 6.0°C low, 104mm rain Nov Nov: 10.0°C high, 3.0°C low, 89mm rain Dec Dec: 6.0°C high, 1.0°C low, 64mm rain Temperature Rainfall
Luxembourg experiences a temperate oceanic climate with mild summers and cool winters. The country enjoys relatively stable weather patterns throughout the year, with consistent humidity levels around 70%. Temperatures range from winter lows in the 30s°F to pleasant summer highs reaching 77°F from June through August. Rainfall is distributed fairly evenly across the year, with slightly wetter periods in January, May, and October (around 4+ inches), while February and June tend to be the driest months. The climate is ideal for year-round exploration, though each season offers distinct advantages for different types of activities. The transitional seasons of spring (March-May) and autumn (September-November) provide comfortable temperatures for outdoor activities, while summer months offer the warmest weather perfect for festivals and extended sightseeing. Winter, though cooler, remains relatively mild compared to other Northern European destinations, making it suitable for cultural exploration and experiencing Luxembourg's cozy indoor attractions and Christmas markets.

Best Time to Visit

Beach & Relaxation
June through August when temperatures reach 77°F and rainfall is moderate, though Luxembourg is landlocked so focus shifts to lakeside and river activities.
Cultural Exploration
March through May and September through November offer comfortable temperatures (55-73°F) and fewer crowds, ideal for exploring castles, museums, and historic sites.
Adventure & Hiking
May through September provide the best conditions with temperatures from 68-77°F and manageable rainfall, perfect for exploring the Belgium and Mullerthal regions.
Budget Travel
November through February offer the lowest accommodation rates and fewer tourists, with mild winter temperatures (42-50°F) still suitable for sightseeing.

Month-by-Month Guide

January

January is Luxembourg's coldest month with highs of 42°F and lows of 30°F. Despite being the wettest month with 4.1 inches of rainfall, it offers a cozy atmosphere perfect for indoor cultural activities and New Year celebrations. The consistent 70% humidity and cooler temperatures create ideal conditions for exploring museums and enjoying hearty Luxembourgish cuisine.

42°F High
30°F Low
4.1 inches Rainfall
Low Crowds
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February

February brings slightly warmer days with highs of 48°F, though notably warmer nights at 68°F create pleasant evening conditions. This is the driest month of the year with only 1.5 inches of rainfall, making it excellent for outdoor exploration despite the cooler daytime temperatures. The low tourist numbers make it ideal for budget travelers.

48°F High
68°F Low
1.5 inches Rainfall
Low Crowds
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March

March marks the beginning of spring with daytime highs reaching 55°F, though nights remain cool at 33°F. With 2.6 inches of rainfall and 70% humidity, it's a transitional month perfect for experiencing Luxembourg's awakening landscapes. The moderate weather and low crowds make it an excellent time for sightseeing and outdoor activities.

55°F High
33°F Low
2.6 inches Rainfall
Low Crowds
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April

April offers pleasant spring weather with highs of 59°F and lows of 37°F, accompanied by moderate rainfall of 2.2 inches. The mild temperatures and 70% humidity create comfortable conditions for exploring Luxembourg's gardens, parks, and historic sites. This shoulder season month provides good value with increasing daylight hours.

59°F High
37°F Low
2.2 inches Rainfall
Medium Crowds
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May

May brings warmer temperatures with highs of 68°F and comfortable lows of 44°F, though it's one of the wetter months with 4.3 inches of rainfall. The increased precipitation nourishes Luxembourg's lush green landscapes, making it beautiful for hiking and outdoor activities. The pleasant temperatures mark the beginning of the more active tourist season.

68°F High
44°F Low
4.3 inches Rainfall
Medium Crowds
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June

June ushers in summer with delightful highs of 77°F and mild nights at 50°F, combined with relatively low rainfall of 1.8 inches. These ideal conditions make it perfect for outdoor festivals, hiking, and exploring Luxembourg's countryside. The dry, warm weather attracts more visitors, marking the start of peak tourist season.

77°F High
50°F Low
1.8 inches Rainfall
High Crowds
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July

July maintains the pleasant summer temperatures with highs of 77°F and lows of 51°F, though rainfall increases to 3.3 inches. Despite the higher precipitation, the warm temperatures and long daylight hours make it excellent for all outdoor activities. This is peak tourist season with the highest visitor numbers and accommodation rates.

77°F High
51°F Low
3.3 inches Rainfall
High Crowds
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August

August continues the summer pattern with consistent highs of 77°F and comfortable lows of 53°F, along with 3.2 inches of rainfall. The stable, warm weather with 70% humidity provides excellent conditions for festivals, outdoor dining, and extended sightseeing. Tourist numbers remain high during this peak summer month.

77°F High
53°F Low
3.2 inches Rainfall
High Crowds
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September

September offers ideal conditions with highs of 73°F and lows of 50°F, accompanied by moderate rainfall of 3.1 inches. The slightly cooler but still comfortable temperatures make it perfect for hiking, cycling, and exploring without the peak summer crowds. This excellent shoulder season month provides great weather with better value for accommodations.

73°F High
50°F Low
3.1 inches Rainfall
Medium Crowds
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October

October brings autumn temperatures with highs of 62°F and lows of 42°F, along with increased rainfall of 4.1 inches matching January's levels. The cooler, wetter conditions create beautiful fall foliage, making it excellent for scenic drives and cozy indoor cultural activities. Tourist numbers decrease, offering better prices and fewer crowds.

62°F High
42°F Low
4.1 inches Rainfall
Medium Crowds
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November

November sees temperatures dropping to highs of 50°F and lows of 37°F, with substantial rainfall of 3.5 inches. The cooler, wetter weather makes it ideal for museum visits, indoor attractions, and experiencing Luxembourg's cozy café culture. Low tourist numbers and reduced accommodation rates make it attractive for budget travelers.

50°F High
37°F Low
3.5 inches Rainfall
Low Crowds
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December

December brings winter conditions with highs of 42°F and lows of 33°F, along with moderate rainfall of 2.5 inches. The cool temperatures and festive atmosphere create perfect conditions for Christmas markets and holiday celebrations. Low tourist numbers outside of holiday periods make it an excellent time for budget-conscious cultural exploration.

42°F High
33°F Low
2.5 inches Rainfall
Low Crowds
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Activities in Luxembourg