Things to do in Helsinki in September

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Overview

September is a good time to visit Helsinki. The weather is usually moderately chilly with a gentle breeze, with temperatures ranging from 51—60°F (10—15°C). There are plenty of events to check out and activities to try in Helsinki during this time. Some of our top recommendations: explore the Helsinki Market Square, visit the Linnanmäki Amusement Park, visit the Seurasaari Open-Air Museum, and more!

Helsinki has plenty to offer for visitors of all ages and interests. In this article, we tell you the top things to see and do for your September trip to Helsinki. Get inspired by the events, activities, attractions, and experiences unique to September. We’ll let you know where to explore events based on your interests, whether that’s food, culture, art, music, sport or others.

We’ll let you know everything you need to prepare for the weather in Helsinki in September. Learn about what to wear and pack for your trip, the average temperatures throughout September, temperature changes from morning to evening and much more.

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Don't take our word for it
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Best events and things to do in Helsinki in September

Top experiences in September
Explore the Helsinki Market Square
The Helsinki Market Square is a bustling and vibrant outdoor market located in the heart of the city, where you can find a wide variety of fresh produce, local crafts, and souvenirs. In September, you can browse the market stalls and sample traditional Finnish foods, such as smoked salmon, reindeer meat, and Karelian pastries. You can also enjoy live music and street performances at the market, and take in the lively atmosphere of this iconic Helsinki landmark.
Visit the Linnanmäki Amusement Park
Linnanmäki is a popular amusement park located in Helsinki, featuring a wide variety of rides, games, and attractions for visitors of all ages. In September, you can enjoy the park's thrilling roller coasters, funfair games, and family-friendly entertainment. You can also visit the park's aquarium and enjoy delicious food and snacks at its restaurants and cafes. It's a great way to have a fun and memorable day out in Helsinki.
Visit the Seurasaari Open-Air Museum
The Seurasaari Open-Air Museum is an outdoor museum located on a beautiful island just a short distance from Helsinki. In September, you can explore the museum's historic buildings, which have been relocated from various parts of Finland and showcase traditional Finnish architecture and way of life. You can also enjoy the natural surroundings of the island, including walking trails and scenic views of the sea.
Attend the Helsinki International Film Festival - Love & Anarchy
The Helsinki International Film Festival, also known as Love & Anarchy, takes place in September and showcases a diverse selection of international and Finnish films. You can attend screenings, Q&A sessions with filmmakers, and special events that celebrate the art of cinema. It's a great opportunity to discover new and thought-provoking films, and to immerse yourself in the vibrant film culture of Helsinki.
Attend the Helsinki Design Week
Helsinki Design Week is an annual event that showcases the best of Finnish design, including fashion, architecture, and urban culture. In September, you can attend exhibitions, workshops, and talks that highlight the latest trends and innovations in design. It's a great opportunity to immerse yourself in the creative and innovative spirit of Helsinki and gain insight into the city's design scene.
Explore the Suomenlinna Sea Fortress
Suomenlinna is a UNESCO World Heritage site and a historic sea fortress located just a short ferry ride from Helsinki. In September, you can explore the fortress and its museums, as well as enjoy the beautiful coastal scenery and walking trails. You can also learn about the fascinating history of Suomenlinna, which has played a key role in Finland's military and maritime history.
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Holidays in Helsinki in September
September

There are no holidays in Helsinki in September

Other notable holidays
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Weather in Helsinki in September

Temperatures on an average day in Helsinki in September

The average temperature in Helsinki in September for a typical day ranges from a high of 60°F (15°C) to a low of 51°F (10°C). Some would describe it as moderately chilly with a gentle breeze.

For comparison, the hottest month in Helsinki, July, has days with highs of 69°F (21°C) and lows of 58°F (14°C). The coldest month, February has days with highs of 28°F (-2°C) and lows of 21°F (-6°C). This graph shows how an average day looks like in Helsinki in September based on historical data.

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Historical temperature average in September
60°F
highs
51°F
lows

General weather summary

Moderately chilly with a gentle breeze
Feels like
23%
Chance of rain
0.089 in
Amount
13.4 mph
Wind speed
83%
Humidity
13.0 hrs
Daylight length
6:45 AM
Sunrise
7:44 PM
Sunset
45%
Cloud cover
Sweater
What to wear
What to wear in September
With an average high of 60°F (15°C) and a low of 51°F (10°C), it generally feels moderately chilly with a gentle breeze. With that in mind, most people would dress in something moderately warm like a sweater
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Best attractions for Helsinki in September

Besides the array of exciting events and activities Helsinki has to offer for travelers in September, we want to remind you of the classic attractions in Helsinki that are great to visit at this time of the year as well! You can’t miss these iconic landmarks, local favorites, and places rich with cultural heritage. We hope to give you insights and inspiration into the best things to see and do to make the most of your visit. Here is a list of our top attractions in Helsinki for September.
Temppeliaukio Church
1. Temppeliaukio Church
4.4
(12479)
Lutheran church
Sights & Landmarks
Unique church popular as a concert venue, with a copper-lined dome & rock/rubble interior walls.
Suomenlinna
2. Suomenlinna
4.6
(23345)
Fortress
Museums
World Heritage site accessed by ferry, with cannons, tunnels, a dockyard, museums & a brewery.
Helsinki Cathedral
3. Helsinki Cathedral
4.6
(10832)
Lutheran church
Sights & Landmarks
Steps lead up to Carl Ludvig Engel's grand neoclassical cathedral, topped with an iconic green dome.
Uspenski Cathedral
4. Uspenski Cathedral
4.5
(6565)
Cathedral
Sights & Landmarks
Hilltop center of the Finnish Orthodox faith with an ornate exterior & lavish interior decoration.
Senate Square
5. Senate Square
4.5
(19156)
Plaza
Sights & Landmarks
Neoclassical architecture in large public square with the cathedral, Government Palace & university.
Helsingin päärautatieasema
6. Helsingin päärautatieasema
4.2
(1702)
Train station
Transportation
Station with Metro, regional & long-distance trains, designed by Eliel Saarinen & opened in 1919.
Kamppi Chapel
7. Kamppi Chapel
4.4
(3171)
Chapel
Sights & Landmarks
Contemporary church chapel with a minimalist wooden interior, built for silent reflection.
Esplanadi
8. Esplanadi
4.5
(12162)
Park
Nature & Parks
Park opened in 1812 with avenues of mature trees & a stage for live music performances.
Old Market Hall
9. Old Market Hall
4.4
(1460)
Fresh food market
Sights & Landmarks
This traditional, 19th-century venue features shops & stalls offering unique Finnish specialties.
Olympia Terminal
10. Olympia Terminal
4.1
(2129)
Cruise terminal
Transportation
Sibelius Park
11. Sibelius Park
4.3
(5511)
Park
Nature & Parks
Urban seaside park with sculptures, a birch grove & benches, plus a pond, fountain & walking paths.
Helsinki Tram Museum
12. Helsinki Tram Museum
4.3
(639)
Rail museum
Transportation
Viking Line, Suomen osasto
13. Viking Line, Suomen osasto
4.2
(6721)
Cruise line company
Transportation
Seurasaari Open-Air Museum
14. Seurasaari Open-Air Museum
4.6
(1658)
Open air museum
Museums
Seasonal open-air museum with historic Finnish cottages, farmsteads & manors, plus tours & events.
Hakaniemen kauppahalli
15. Hakaniemen kauppahalli
4.3
(6314)
General store
Sights & Landmarks
Traditional 6-day food market with indoor & outdoor stalls for fruit, veg, fish, meat & cheese.
Art Museum Ateneum
16. Art Museum Ateneum
4.5
(7695)
Art museum
Museums
Grand 19th-century art museum with Finnish works from the 1700s onwards, plus international pieces.

Looking for day-by-day itineraries in Helsinki?

Get inspired for your trip to Helsinki with our curated itineraries that are jam-packed with popular attractions everyday! Check them out here:

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