Water temperature in Helsinki
46.5
°F
May 18, 16:58
Trend:
stableYesterday:
46.8°FTomorrow:
47.2°F
Sunrise:
Sunset:
Day Length:
17 h. 24 min.Helsinki in May
Minimum:
32.6°FAverage:
35.5°FMaximum:
37.9°FSea water temperature in Helsinki today
As of now, in Helsinki, the water temperature is 46.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.0°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.Recent sea temperature and forecast
Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 51.0°F on 2019, while the historical minimum was 41.9°F on 2022.
Daily water temperature in Helsinki
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| May 4 | 43.4°F | 39.1°F | 40.9°F |
| May 5 | 42.6°F | 42.7°F | 41.1°F |
| May 6 | 44.5°F | 43.2°F | 42.0°F |
| May 7 | 42.9°F | 42.8°F | 41.9°F |
| May 8 | 42.0°F | 42.1°F | 42.0°F |
| May 9 | 41.8°F | 41.9°F | 42.5°F |
| May 10 | 42.4°F | 43.3°F | 43.0°F |
| May 11 | 42.1°F | 43.1°F | 42.8°F |
| May 12 | 42.7°F | 43.7°F | 43.4°F |
| May 13 | 43.1°F | 44.0°F | 43.7°F |
| May 14 | 43.5°F | 44.5°F | 44.2°F |
| May 15 | 43.8°F | 44.1°F | 44.3°F |
| May 16 | 44.8°F | 44.7°F | 44.6°F |
| May 17 | 46.8°F | 43.7°F | 45.0°F |
| May 18 | 46.5°F | 46.0°F | 45.5°F |
| May 19 | 47.2°F | 46.4°F | 46.3°F |
| May 20 | 48.0°F | 48.0°F | 47.0°F |
| May 21 | 48.1°F | 48.5°F | 47.1°F |
| May 22 | 47.9°F | 48.6°F | 47.0°F |
| May 23 | 49.3°F | 50.7°F | 48.4°F |
| May 24 | 50.1°F | 50.7°F | 49.2°F |
| May 25 | 50.5°F | 49.0°F | 49.5°F |
* actual - actual temperature values
** forecast - projected values for the next week
Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.
Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.
