Helsinki in September
Autumn in Helsinki: expect mild weather with highs of 17°C.
Photo: Atharva Tulsi / Unsplash
September Weather in Helsinki
🌡️
Average High
17°C
❄️
Average Low
12°C
🌧️
Rain Days
13.2
🌤️
Season
Autumn
What to Expect
September in Helsinki brings mild weather with daytime highs around 17°C and nighttime lows of 12°C. You can expect approximately 13.2 days of rain during the month. This is shoulder season with moderate crowds. A good balance of decent weather and reasonable prices.
Packing tip: Pack warm layers, a decent jacket, and waterproof footwear for cooler temperatures. An umbrella or rain jacket is essential.
September Costs in Helsinki
Budget
EUR 60
per day
Mid-Range
EUR 150
per day
Luxury
EUR 400
per day
Things to Do in Helsinki in September
Our Top 5 Favourite Tours in Helsinki
Hand-picked guided experiences you can book in advance on GetYourGuide.
Helsinki Walking Tour: Highlights & Hidden Gems
Discover Helsinki on foot with a local guide who knows every backstreet and story. You will cover the must-see landmarks and stumble upon places most visitors never find.
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Helsinki Food Tour: Street Food & Local Favourites
Eat your way through Helsinki with a local foodie as your guide. From bustling markets to tucked-away restaurants, taste the dishes the city is truly known for.
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Best of Helsinki: Skip-the-Line Top Attractions
Skip the queues and get straight into Helsinki's top attractions with pre-booked access. An expert guide brings each site to life with stories and context you would not get on your own.
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Day Trip from Helsinki: Scenic Excursion
Escape Helsinki for the day and explore the stunning surroundings. Transport, guide, and itinerary are all sorted so you can relax and enjoy the scenery.
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Helsinki Cultural Experience: History & Traditions
Go beyond sightseeing and connect with Helsinki's living culture. From hands-on workshops to historic neighbourhood walks, this is the side of the city most travellers miss.
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Hotels in Helsinki for September
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FAQ: Helsinki in September
What is the weather like in Helsinki in September?
Helsinki in September has average highs of 17°C and lows of 12°C, with around 13.2 rainy days. The weather is generally mild.
Is September a good time to visit Helsinki?
September is a shoulder season in Helsinki, which means decent weather with fewer crowds and often lower prices than peak months.
How crowded is Helsinki in September?
September sees moderate tourist numbers in Helsinki. Popular spots will be busy but manageable.
How much does it cost to visit Helsinki in September?
Budget travellers can get by on around EUR 60/day. Mid-range travellers should budget EUR 150/day. Shoulder season often offers good value compared to peak months.
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