Vaduz (Liechtenstein) weather in September

September in Vaduz: nice, soaked, with clean air — fine if you can take 16 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Vaduz Liechtenstein · Alps · City82
  1. 47Jan
  2. 62Feb
  3. 68Mar
  4. 77Apr
  5. 75May
  6. 84Jun
  7. 78Jul
  8. 79Aug
  9. 82Sep
  10. 72Oct
  11. 60Nov
  12. 50Dec

#2 of 12 months in Vaduz · #637 of 1413 destinations to visit in September · comfort 82/100 (tier A)

Days
21°C
Nights
12°C
Wet days
16
Sun
8.6 h
Humidity
83%
Daylight
13 h
Vaduz, Liechtenstein
Photo: Leonhard Niederwimmer · Pexels

Traveller notes on Vaduz in September

Notes from nearby Malbun (8 km away)

Vaduz doesn't have its own notes for September yet — these are about Malbun, close enough to share the season.

Malbun-forum threads on the resort describe it as Liechtenstein's genuinely small but worthwhile winter identity, most posters comparing it favorably to neighboring Austrian and Swiss resorts for a quieter, relaxed pace despite the modest scale. Regulars are direct September sits well outside that season, the mountain instead offering hiking and sledding-adjacent activities through the valley. Posters describe daytime conditions as comfortable for walking, evenings turning noticeably cool enough at this elevation that a proper layer is standing advice regardless of how mild the afternoon felt. A real shower is possible on any given day, mountain weather here shifting meaningfully within a few hours. Regulars recommend the short bus from Vaduz as an easy, car-free way to reach the village. Posters call the alpine scenery worth the visit regardless of season. The record: 13.6C days feeling like 12C, 4.3C nights, an extraordinarily high 164mm across over 16 days and 82 percent humidity.
MalbunSeptemberRegular · September · 1 month ago · about Malbun · Read more on Tripadvisor ↗

Other months in Vaduz

Forum posters describe December as genuinely wintery - snow is a real possibility, ruling out serious hiking, and conditions can feel damp and grey under low cloud cover typical of an Alpine valley in winter. Posters discussing a visit specifically timed for the Christmas-to-New-Year stretch treat Vaduz as a manageable winter city break rather than an outdoor-activity destination this time of year - the compact old town, castle views and museums are more the focus than trails. For anyone driving into Liechtenstein over the same period, posters recommend checking road and weather conditions carefully, since the surrounding Alpine passes can be affected by winter storms even when Vaduz itself stays passable.
Tripadvisor community · December · 1 month ago · Read more on Tripadvisor ↗
The Alpine region around Vaduz sees genuinely variable June weather — a warm 30°C valley day is just as plausible as a cool 15°C high, with afternoon thunderstorms a regular feature by late spring. Regulars' standard advice for this part of the Alps is layers for a mix of sun, rain, warm and cold, since a single trip can see all four.
Tripadvisor community · June · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Vaduz's card on the map.

Vaduz climate normals — September

Daytime high21°C / 70°F😎 nice
Nighttime low12°C / 53°F
Feels like (high)22°C / 72°F
Rainfall157 mm / 6.2 in⛈ soaked
Rainy days16 days
Humidity83%💦 very humid
Dew point11°C / 52°F
Sunshine8.6 h/day
Daylight12.6 h
Wind7 km/h / 4 mph
Snowfall1.1 cm / 0.4 in
Air quality (US AQI)36🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Vaduz in September

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Busyschool holidays in 3 of the markets that fill it, one of its best months for weather(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Vaduz's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherVaduz's best weather comes in June, August and September — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Vaduz in September

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Trail season

    15 Jun – 10 Oct · usually

    The Fuerstensteig, a cut ledge path with a cable to hold, opens once the snow clears in June and is the walk the country is known for. It closes again with the first autumn snow.

  • Season

    Vineyard harvest

    15 Sep – 15 Oct · usually

    The prince's vineyard runs down the hill from the castle into the town and is picked in early October, which is about the only time the capital looks busy without an event on.

What's on around the world in September →

Nearby, and something's on

Within 300 km of Vaduz — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Vaduz?

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Vaduz in September — FAQ

Is September a good time to visit Vaduz?
September in Vaduz: nice, soaked, with clean air — fine if you can take 16 rainy days. It ranks #2 of 12 months for Vaduz on SeasonMap's comfort score (82/100).
What is the weather like in Vaduz in September?
In September, Vaduz averages a daily high of 20.9°C and a low of 11.7°C, with about 156.8 mm of rain over roughly 16.1 rainy days.
What is the air quality in Vaduz in September?
Vaduz has a mean US Air Quality Index of about 36 in September.
Does it snow in Vaduz in September?
Vaduz sees roughly 1.1 cm of snowfall in September.

Within 300 km: Davos' Mountain railways open for summer around 1 May – 25 Oct, and Füssen's Forggensee filled and boats running around 1 Jun – 15 Oct.