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Vianden Weather in May
In Vianden, May brings pleasant daytime temperatures around 18°C (64°F), with nights cooling to 8°C (46°F). Expect quite a bit of rainfall this month.
Rainfall in Vianden in May
Typically, you can expect about 17 days of rain this month, with 71 mm (2.8 in) on average. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Vianden in May
In May, expect pleasant temperatures in Vianden, with highs of 18°C (64°F) and lows of 8°C (46°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Vianden in May
Enjoy a sunny month with about 225 hours of sunshine, the clear skies make Vianden even more beautiful.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Vianden.
Vianden Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
18°C (64°F)
Chance of Rain
56%
Precipitation
71 mm (2.8 in)
Rainy days
17 days
Humidity
68% *
Sunshine
225 hours *
Percentage Sunshine
44% *
* Data from: Luxembourg, Luxembourg (35 KM, 21 Miles).
Vianden Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vianden - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Vianden typically rise from around 15°C (59°F) at the start of May to approximately 19°C (66°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in May
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 May
Historical weather records for Vianden in May
Browse day-by-day weather records for Vianden spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Vianden historical weather extremes in May
Based on 50 years of weather observations in Vianden between 1976 and 2026, these are the recorded extremes.
- On May 28, 2017, temperatures climbed to 32°C (90°F), marking the warmest May day on record.
- The coldest May day was on May 4, 1987, with a maximum of 5°C (41°F).
- Vianden registered its coldest May night on May 3, 2021, with temperatures dropping to -1°C (30°F).
Best Places in Luxembourg in May
Find out more about the weather in Luxembourg and which places have the best travel conditions in this month. See all of Luxembourg in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Vianden in May
For Vianden in May, 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Vianden in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping4/10 -
Outdoor sports9/10
Vianden 3-Day Forecast
More climate data for Vianden
Temperature Rainfall Sunshine Humidity
See the full Vianden climate overview or explore weather in Luxembourg.
Popular in May
Where to go in May - average daytime high across popular destinations.
Mondorf-les-Bains
19°C (66°F) Remich19°C (66°F) Luxembourg19°C (66°F) Berdorf19°C (66°F) Vianden18°C (64°F) Echternach19°C (66°F) Clervaux18°C (64°F) Enscherange18°C (64°F) Bucket list
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