Is today a good day for sailing in Helsinki?
Today is not the day.
Not a day to take a boat out. Showers in the morning. Out of season for it, whatever the weather does.
Not today29/100
7-day outlook for sailing in Helsinki
Best day looks like Tomorrow at 35/100.
Why this score?
Data from Open-Meteo, and Open-Meteo Marine for waves and sea temperature. Last updated 19:57 UTC.
Sailing in Helsinki, month by month
Winds average 20 km/h in January, the windiest month, and 14 km/h in June, the calmest. Offshore waves are biggest in January (the day's highest averages 0.7 m) and smallest in March (0.4 m). The sea is warmest in August at 19°C and coldest in January at 0°C. January is the wettest month, with about 15 days of 1 mm or more; June is the driest, with about 8.
Our seasonal guide puts sailing in season from April to October.
| Month | Average wind (km/h) | Offshore wave height (m) | Sea temperature (°C) | Rainy days (days) |
|---|---|---|---|---|
| January | 20 | 0.7 | 0 | 15 |
| February | 19 | 0.6 | 0 | 12 |
| March | 17 | 0.4 | 0 | 10 |
| April (in season) | 16 | 0.4 | 3 | 10 |
| May (in season) | 14 | 0.4 | 10 | 9 |
| June (in season) | 14 | 0.4 | 17 | 8 |
| July (in season) | 15 | 0.4 | 18 | 13 |
| August (in season) | 15 | 0.4 | 19 | 14 |
| September (in season) | 16 | 0.5 | 18 | 10 |
| October (in season) | 19 | 0.7 | 11 | 14 |
| November | 18 | 0.7 | 5 | 14 |
| December | 17 | 0.6 | 1 | 15 |
In season, by our seasonal guide
Averages of daily weather 2020 to 2024 and of waves and sea temperature 2022 to 2024, from ERA5 reanalysis data (about 25 km resolution; waves are measured offshore, not in the surf at the beach). Not a forecast.
About sailing in Helsinki
Built across a Baltic archipelago — long summer evenings, hard winters, sauna culture, and ice swimming.
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Score for sailing in Helsinki updated hourly. Free, ad-free. Built by independent makers in the UK and Asturias, Spain.
Weather data from Open-Meteo.