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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Civic Affairs weather desk. Data from national met services via Open-Meteo.
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The live forecast above shows the current conditions and outlook for Helsinki, Finland. As a coastal Nordic capital, its weather is shaped by the Baltic Sea, bringing cool summers and cold, snowy winters, with significant variation between seasons.
What is the typical climate in Helsinki?
Helsinki has a humid continental climate, moderated by its coastal position. Summers (June to August) are mild, with average highs around 20–22°C, while winters (December to February) are cold, with average highs near freezing and frequent snowfall. Spring and autumn are transitional, often cloudy and windy. The sea can delay warming in spring and prolong cool conditions into early summer.
How reliable are long-range forecasts for Helsinki?
Forecasts for Helsinki become less precise beyond a week due to the region’s dynamic weather patterns. A weather in Helsinki 10 days outlook offers a reasonable trend, but a weather Helsinki 14 days or 21 day weather forecast Helsinki should be treated as a general guide. For the most accurate planning, check the live forecast above and the 10 Day Weather Forecast UK for comparison with UK conditions.
Does Helsinki get much snow?
Yes, Helsinki typically receives significant snowfall from December to March, with an average snow depth of 20–30cm in mid-winter. Snow cover can be variable due to occasional thaws.
Is Helsinki very windy?
Coastal Helsinki can be breezy, especially in autumn and winter. Average wind speeds are around 4–6 m/s, but storms from the Baltic can bring stronger gusts, particularly in November and December.
What is the best time to visit Helsinki for weather?
Late May to early September offers the mildest weather, with long daylight hours and temperatures often above 15°C. July is the warmest month, ideal for outdoor activities.
Sources
For more UK-focused forecasts, see our UK weather hub or check conditions in Glasgow Weather. If you are planning a trip, a bbc weather helsinki 14 days forecast can help with packing, but always verify with the live data above.