May · Luxembourg
Best time to visit Vianden in May Weather, crowds & prices
Weather in Vianden in May
Average temperature 13°C, 96 mm of rain, about 23 days with 6+ hours of sunshine and 81% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
7.7/10
Ranked #4 of 12 months
- Avg temp
- 13°C
- Rainfall
- 96 mm
- Humidity
- 81%
- Days with 6h+ sun
- 23
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Vianden scores 7.7/10 for sightseeing and cultural travel - an above-average month (#4 of 12). Expect around 13°C, 96 mm of rain, and roughly 23 days with 6+ hours of sunshine this month.
Vianden is crowned by a restored medieval castle above the Our valley-one of Luxembourg’s most photogenic towns. Best window: late spring through early autumn.
May in Vianden — reliably good (4th best month)
Temperatures hover around 13°C (56°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 96 mm of rain this month — a flexible day or two helps — with about 23 days with 6+ hours of sunshine and 15.2 hours of daylight to work around it.
That is 7.7/10 on the same scale — 4th of 12 months, versus 8.9/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Budget for mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Vianden in May?
- In May, Vianden averages 13°C, 96 mm of rain, and about 23 days with 6+ hours of sunshine. Its climate-comfort score is 7.7/10.
- Is May a good time to visit Vianden?
- May earns a 7.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Vianden in May?
- Expect about 96 mm of rain in May. Average humidity is 81% and there are about 23 days with 6+ hours of sunshine.
Curated in Vianden
Tickets & experiences
Things to do in Vianden
Vianden, Luxembourg. Live activities and tours from GetYourGuide, matched to this destination.