June brings warm, generally pleasant weather ideal for sightseeing and outdoor cafés. Days are long and attractions are open with regular hours; crowds begin to build by late June. Rainfall is moderate but usually in short showers.
SeasonHigh SeasonTemperature 13 to 23°C (55 to 73°F)Crowds HighPrices High
High seasonShoulderLow season
Weather by City in June
CityLow / highRain
Luxembourg City
Cool
11°21° 73 mm
Esch-sur-Alzette
Cool
11°21° 77 mm
Dudelange
Cool
11°21° 75 mm
Schifflange
Cool
11°21° 76 mm
Walferdange
Cool
11°21° 68 mm
Bettembourg
Cool
11°21° 73 mm
Pétange
Cool
11°21° 75 mm
Average daily low and high (°C) and monthly rainfall. The badge shows how it feels, allowing for humidity.
Temperature map
-30°-20°-10°0°10°20°30°40°
Average temperature across Luxembourg in June.
Where to Go in Luxembourg in June
Northern Oesling
Ardennes
June is mild and increasingly pleasant, with long daylight and warm afternoons that rarely exceed the low 20s °C on plateau ridges. Forest canopies provide good shade for long hikes, and circuits around Wiltz and the Our valley are popular for both walkers and cyclists; occasional thunderstorms can sweep through in the late afternoon. Camping opens up across the region, but book ahead near popular lakes. Keep a light rain jacket and insect repellent - mosquitoes can appear near stagnant water.
Central Luxembourg & Gutland
Luxembourg City, Esch area
June warms up gently and the city becomes lively with outdoor festivals and longer light into the evening; daytime temperatures commonly sit in the low 20s. Occasional thunder showers can interrupt tours of the Philharmonie or Mudam, but overall conditions favour walking and cycling along the Alzette and through the Petrusse valley. Accommodation prices start to rise for summer; pack breathable clothing for daytime and a light sweater for cooler nights. Evenings are comfortable for riverside dining.
Mullerthal / Eastern Sandstone
Little Switzerland, Echternach, Berdorf
June warms up with long daylight perfect for extended walks and photographic sessions in the sandstone arches near Berdorf; temperatures commonly reach the high teens to low twenties. Thunderstorms become possible in late afternoons, which can halt climbing and make the steep steps dangerously slippery; plan early starts for long hikes. Botanical interest peaks and rivers are pleasant for cooling off after sections of trail. Bring sun protection and a lightweight rain jacket for sudden bursts of rain.
Moselle Valley (wine country) and Southern Hills
Remich, Grevenmacher, Schengen
June sees warm, summery weather settle in, often with long sunshine spells that highlight the vineyards’ steep rows; highs frequently reach the low‑ to mid‑20s. Thunderstorms become possible in the late afternoons and can briefly disrupt river cruises or outdoor tastings. This is prime time for alfresco dining at winery terraces and waterside festivals - reserve ahead for popular spots. Bring sunscreen, a hat and a light jacket for cooler riverside evenings.
Events & Festivals in June
National Day (Grand Duke's Birthday)
June 23 is Luxembourg's National Day, featuring concerts, fireworks and festivities, chiefly in Luxembourg City.
Planning a trip to Luxembourg?
See how June compares with the rest of the year, then read the full guide.
