Lausanne weather in April
April in Lausanne: cool, rainy, with clean air — a great time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#6 of 12 months in Lausanne · #792 of 1413 destinations to visit in April · comfort 77/100 (tier B)
- Days
- 15°C
- Nights
- 8°C
- Wet days
- 12
- Sun
- 10.4 h
- Humidity
- 72%
- Daylight
- 14 h

Traveller notes on Lausanne in April
Notes from nearby Montreux (23 km away)
Lausanne doesn't have its own notes for April yet — these are about Montreux, close enough to share the season.
Regulars are consistent that the lakeside valley itself rarely sees snow this month even as the peaks above 1500-2000m stay well into winter conditions - two very different seasons close together. Our row backs both halves, a mild 14.1C day over 7.3C nights in the valley, with 113mm of rain across 13.9 days and a real 21.3cm of snow reflecting that higher-elevation total rather than town-level snowfall. Regulars describe the month as genuinely unsettled overall, a late-April day capable of swinging from rainy and cold to sunny and near 20C depending on the week. The record: humidity 75 percent, 10.6 hours of sun, a 9.1 kph wind and AQI 40.
Other months in Lausanne
Forum posters describe Lausanne as sharing Geneva's general winter pattern but with noticeably less fog, since the wider Swiss plateau and Geneva itself can sit under low cloud for days at a time in December. Posters note it seldom drops below freezing in low-lying lakeside spots like Lausanne, and some winters bring little or no snow at all right in the city center, even though the region's full climate record shows meaningful average December snowfall and a fairly high number of rainy days overall - Lausanne's lakeside elevation runs milder and snow-uncertain compared to nearby higher ground. Posters are enthusiastic about December as Christmas market season, with especially large ones in Basel, Bern, Zurich and nearby Montreux worth combining with a Lausanne base. Posters generally rate December as cold, often grey and snow-uncertain for Lausanne itself, workable and increasingly festive as the Christmas market season gets underway.
Forum posters put early June around 15-25C and call it beautiful without being too hot, though they're quick to flag that Swiss weather is genuinely unpredictable and varies a lot by altitude - expect a real mix of warm sun, rain, and the occasional thunderstorm within the same trip. Layered clothing plus sturdy waterproof shoes are the standard packing call. June draws noticeably fewer crowds than peak summer, though the city's jazz festival dates are worth checking in advance if avoiding a busier stretch matters to the itinerary.
Add your own note from Lausanne's card on the map.
Lausanne climate normals — April
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Lausanne in April
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.
BusyEaster holidays in Switzerland, school holidays in 6 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Lausanne'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).
Fair weatherLausanne's best weather comes in June, August and September — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Lausanne in April
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Opening
Belle Époque steamer season
10 Apr – 20 Oct · usuallySummer season opensThe paddle steamers out of Ouchy — the largest fleet of their kind anywhere — run a full timetable for the season and drop to a skeleton one after. Crossing to Évian in France takes about half an hour. Source ↗
Nearby, and something's on
Within 300 km of Lausanne — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Lausanne?
Lausanne in April — FAQ
- Is April a good time to visit Lausanne?
- April in Lausanne: cool, rainy, with clean air — a great time to visit. It ranks #6 of 12 months for Lausanne on SeasonMap's comfort score (77/100).
- What is the weather like in Lausanne in April?
- In April, Lausanne averages a daily high of 14.9°C and a low of 7.7°C, with about 89.2 mm of rain over roughly 11.7 rainy days.
- What is the air quality in Lausanne in April?
- Lausanne has a mean US Air Quality Index of about 40 in April.
- Does it snow in Lausanne in April?
- Lausanne sees roughly 7.4 cm of snowfall in April.
Within 300 km: Bern's Graniummarit (Geranium Market) around 20–30 Apr, and Zermatt's Zermatt Unplugged on 7–11 Apr.