Things to Do in Lausanne in September
September weather, activities, events & insider tips
Shoulder Season · Good Value
September Weather in Lausanne
Temperature, rainfall and humidity at a glance
69°F (21°C)
High Temp
50°F (10°C)
Low Temp
3.7 inches (94 mm)
Rainfall
70%
Humidity
Is September Right for You?
Weigh the advantages and considerations before booking
Advantages
- + Lake Geneva stays warm enough for swimming through mid-September - water temperatures hover around 20°C (68°F) and locals crowd the lakeside pools at Pully and Vidy
- + Vineyard harvest season transforms Lavaux terraces into a working landscape - you can watch pickers moving through UNESCO-listed vines above the lake
- + Hotel rates drop 25-30% after August 31st when the summer rush ends - September is technically shoulder season but feels like local season
- + Clear morning light makes September the photographer's month - Mont Blanc appears 3-4 days per week compared to 1-2 in summer
Considerations
- − Rain arrives in concentrated bursts - that 3.7 inches falls mostly during 3-4 intense storms that can wash out hiking plans
- − Days shrink fast - you'll lose 90 minutes of daylight between September 1st and 30th, with sunset moving from 8pm to 7:30pm
- − Lake steam creates morning fog that can cancel early boat departures - affects 8am ferries to Evian and Montreux
Best Activities in September
Top things to do during your visit
Lausanne in September carries the last warmth of summer in its lakeside air. A cool, clear light sharpens the view of the French Alps across the water. The city's pace shifts as students return to the university. They fill the cafes along the steep, cobbled lanes of the old town with a murmur of new conversations. The weather can be variable. Days might bring soft rain or brilliant sunshine. Temperatures are mild enough for long walks along the Ouchy promenade. The lapping of the lake against the stone quays is a constant sound. It is a month for transition. Outdoor tables begin to thin. The vineyards on the surrounding hills are heavy with grapes, not yet harvested. This is the atmosphere of Lausanne in September. A city between seasons, offering its urban energy and its profound natural setting with equal clarity. The real search data shows that many visitors are seeking clarity on the weather in Lausanne in September. The numbers confirm the variability. Average highs of 21 degrees Celsius. Rainfall increases from the drier summer months to nearly 94 millimeters. This is not a month of guaranteed sun. A light jacket is wise. An afternoon might shift from humid air to a cool breeze rolling off the lake. There are no major festivals noted for this period. The city's own rhythm is more palpable, from the clatter of the metro climbing the hill to the quiet concentration in the reading rooms of its museums. For those wondering what could be there, the answer lies in this interplay. A sophisticated city built on dramatic slopes, where a morning of cultural pursuit can be followed by an afternoon tasting the season's promise from a nearby vineyard.
The Olympic Museum Entrance Ticket in Lausanne
culturalThe Olympic Museum in Lausanne is a dynamic examination of sport and human try, housed in a sleek building overlooking Lake Geneva. Its gardens are studded with kinetic sculptures. Its galleries are filled with the tangible history of the Games, from torches to the worn shoes of champions.
It captures the global spirit of the Olympics in the city that is the movement's administrative home.
Insider tip: After viewing the exhibits, take the path down through the terraced gardens to the lakeside for a quieter perspective of the water and the distant mountains.
Vine Stories: Lavaux & Lutry wine walk
walking_tourVine Stories: Lavaux & Lutry wine walk leads you through the UNESCO-protected terraced vineyards that cling to the slopes above Lake Geneva. You will walk on sun-warmed stone paths between centuries-old stone walls, smelling the mineral earth and the ripe grapes awaiting harvest.
It offers an intimate, guided connection to a living culture that defines the region around Lausanne.
Insider tip: Wear sturdy walking shoes with good grip, as the vineyard paths are often steep and can be slippery if the September weather brings rain.
This month: September is the very end of the growing season here, offering a chance to see the vineyards at their most fruitful just before the harvest.
Food tour with EAT and CHILL TOUR Geneva & Lausanne
foodFood tour with EAT and CHILL TOUR Geneva & Lausanne examines the city's food scene, moving from traditional markets to artisan shops where you might taste tangy alpine cheese or a slice of buttery tarte à la raisinée.
It provides a curated introduction to the flavors of Vaud, from charcuterie to chocolate, with context from a knowledgeable guide.
Insider tip: Come with an empty stomach and be ready to try local specialties you might not find on your own, such as freshly made meringues with double cream.
Riviera Col du Pillon & Glacier 3000 from Lausanne
otherRiviera Col du Pillon & Glacier 3000 from Lausanne is a journey from the lakeshore into the high Alps, where you will ride a cable car to a panoramic world of rock and ice, feeling the crisp, thin air and hearing the crunch of snow underfoot on a walk.
It delivers a dramatic alpine experience with guaranteed glacier views, a striking contrast to the urban environment of Lausanne.
Insider tip: Dress in layers, including a warm jacket, as the temperature at the summit is significantly colder than by the lake, even on a sunny September day.
Lausanne (City Center) Scavenger Hunt and Sights Self-Guided Tour
guided_experienceLausanne (City Center) Scavenger Hunt and Sights Self-Guided Tour turns exploration into a game, leading you through the echoing covered stairs of the old town, past the painted facade of the cathedral, and to good spots you might otherwise miss.
It has a flexible, engaging way to find the historical heart of Lausanne at your own pace.
Insider tip: Start your tour at the Flon metro station to follow a logical downhill route through the city's layers, saving your legs on the inclines.
(KTL352) - Gruyeres Day Trip with Chocolate Factory from Lausanne
day_trip(KTL352) - Gruyeres Day Trip with Chocolate Factory from Lausanne combines two well-known Swiss sensations, visiting the medieval hilltop village of Gruyères and a modern chocolate factory where the rich, sweet aroma fills the air.
It efficiently packages a deep examination of Swiss culinary heritage with the fairy-tale scenery of the pre-Alps.
Insider tip: In Gruyères, skip the main restaurant row and seek out a smaller fromagerie for a more authentic taste of the namesake cheese, perhaps melted into a fondue.
Where to Stay in Lausanne in September
Hand-picked hotels across price tiers for September travellers.
September Events & Festivals
What's happening during your visit
Mid to Late September
Fête des Vendanges (Wine Harvest Festival)
Lavaux villages celebrate the grape harvest with weekend festivals featuring fresh-pressed grape juice, traditional music, and church-basement wine tastings. The real action happens in family cellars - follow the sound of accordions echoing off stone walls.
Late September
Lausanne Marathon
Switzerland's most scenic marathon follows Lake Geneva for 26.2 miles - even non-runners should watch the 8am start when 4,000 runners create a human ribbon along the lakeside promenade. The route passes through vineyards at peak harvest.
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View Lausanne Packing List →Essential Tips
Insider knowledge and common pitfalls to avoid
Insider Knowledge
September fog patterns: if Mont Blanc disappears by 9am, expect clear afternoon - if still hidden at 11am, rain likely
Local secret: Wednesday afternoons see museum admission drop to 5 CHF at Collection de l'Art Brut - September crowd levels make this enjoyable
Wine harvest traffic: narrow Lavaux roads get congested with tractors 6-8am and 5-7pm - plan vineyard visits mid-morning or mid-afternoon
The 25-minute metro ride to Epalinges saves 40 CHF per night on hotels while keeping you 12 minutes from city center - September's reliable weather makes the uphill walk pleasant
Avoid These Mistakes
Booking lake cruises for photography - morning fog blocks views 40% of September mornings, afternoon trips are more reliable
Assuming all pools stay open - municipal beaches close September 15th regardless of weather, hotel pools stay open longer
Wearing summer shoes on vineyard walks - harvest season means mud and grape juice stains that never wash out
Planning outdoor dining every evening - September's temperature drops make heated terraces essential after 8pm
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