Cool for swimming. Now +16°.
Bite in Helsinki today — moderate 🎣
Pressure is jumping, water +16° — most active: zander and perch. Forecast by fish species and for the week ahead.
Bite forecast →
Helsinki
5/10
🐟 zander · perch · Pogoda 1
Water bodies in Helsinki 🌊
Map of water bodies in Helsinki
ColderWarmerpoint → water body page
Water temperature in Helsinki for a month
There is no exact monthly water forecast — the reference is the climate normal: in summer the water warms to about +16°. The monthly normal is below.
Monthly water temperature in Helsinki 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | +2 | +8 | +14 | +16 | +15 | +13 | +7 | +3 | 0 |
Climate normal (model estimate).
Water temperature archive in Helsinki on this day
| Year | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Water | +18° | +19° | +20° | +20° | +19° | +18° | +18° | +19° | +20° | +20° |
Climate normal (model estimate for this date), not a measurement archive.
Where else to swim nearby 🏝️
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FAQ about water in Helsinki ❓
What is the water temperature in Helsinki now?
Now +16° — Cool for swimming.
When is the water in Helsinki warmest?
Warmest in July — up to +16°.
What bodies of water are there in Helsinki?
Gulf of Finland, Baltic Sea.
Water temperature in Helsinki — in detail
A summary page of water temperature across all bodies of water in Helsinki: Gulf of Finland, Baltic Sea. Now about +16°. For seas the temperature is measured SST; for rivers and lakes it is a climate estimate.