Finland weather in September
Planning a journey to Finland this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:
What is the weather like in Finland in September?
September in Finland generally has temperatures that range from cold to moderate, with moderate precipitation.
The average highest temperatures fluctuate between cold in Kilpisjärvi at 8°C to moderate in Turku at 17°C. Nighttime temperatures generally drop to 8°C in Turku and 2°C in Kilpisjärvi.
In September, precipitation varies across different areas. From moderate rainfall in Eckerö with an average of 55 mm to moderate rainfall in Nurmes with 96 mm. Helsinki enjoys a balanced 151 hours of sunlight. Ensuring it's neither too overcast nor too sunny.
For a closer look at September's conditions in Finland, see the map below. For a more detailed look at Finland's yearly weather, check out our Finland climate page.
Where to go in Finland in September
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Popular destinations in Finland
What is the weather like in September for the 5 most popular destinations in Finland?
Average weather in Helsinki
In September Helsinki generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 8°C and moderate monthly rainfall. So on average the conditions are tolerable that month.
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Average weather in Rovaniemi
In September Rovaniemi generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.
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Average weather in Levi
In September Levi generally has low temperatures with maximum daytime temperatures around 12°C, minimum nighttime temperatures around 4°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.
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Average weather in Ruka
In September Ruka generally has low temperatures with maximum daytime temperatures around 12°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.
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Average weather in Tampere
In September Tampere generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 8°C and moderate monthly rainfall. So on average the conditions are tolerable that month.
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Is your destination not in the list? Have a look at other destinations in Finland.
Is September the best time to visit Finland?
In our opinion, September is a good time to visit Finland with overall tolerable weather in Helsinki. It's worth noting that weather conditions might differ depending on the location you visit.
On average, the best time to visit Finland is in June, July and August with generally perfect weather in Helsinki. On the other hand, the weather in January, February, March, April, October, November and December tend to be poor.
Interested in more climate information?
We have much more information about the climate in Finland.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to Finland? Get detailed historical weather averages for many cities in Finland.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.