All data are in degrees Fahrenheit

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Water temperature in Porvoo

Detailed information about the current water temperature in Porvoo. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Porvoo now

47.4

°F

October 24, 23:24

Trend:

decreasing

Yesterday:

47.5°F

Tomorrow:

47.1°F

Sunrise:

08:19

Sunset:

17:43

Day Length:

9 h. 24 min.

Porvoo in October

Minimum:

32.0°F

Average:

32.8°F

Maximum:

35.1°F

Sea water temperature in Porvoo today

As of now, in Porvoo, the water temperature is 47.4°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 lower 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 51.7°F on 2024, while the historical minimum was 46.6°F on 2016.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 45.9°F, the minimum temperature may reach 43.9°F, and the maximum might stay at 47.1°F.

Daily water temperature in Porvoo

Date Current Year

actual* / forecast**

last year 10 years average
Oct 10 51.0°F 53.5°F 50.4°F
Oct 11 52.8°F 53.0°F 50.4°F
Oct 12 49.6°F 51.2°F 50.4°F
Oct 13 48.0°F 51.5°F 49.9°F
Oct 14 49.3°F 51.3°F 49.7°F
Oct 15 49.5°F 51.3°F 49.9°F
Oct 16 50.6°F 52.0°F 48.9°F
Oct 17 50.3°F 51.1°F 49.2°F
Oct 18 50.2°F 51.5°F 49.1°F
Oct 19 49.4°F 52.1°F 49.1°F
Oct 20 49.1°F 52.1°F 49.1°F
Oct 21 48.7°F 52.0°F 49.0°F
Oct 22 47.8°F 51.4°F 48.4°F
Oct 23 47.5°F 51.4°F 48.3°F
Oct 24 47.4°F 51.7°F 48.3°F
Oct 25 47.1°F 50.6°F 48.1°F
Oct 26 46.8°F 49.8°F 47.8°F
Oct 27 46.9°F 50.3°F 47.9°F
Oct 28 46.5°F 49.9°F 47.5°F
Oct 29 46.2°F 48.4°F 47.2°F
Oct 30 44.2°F 46.5°F 45.2°F
Oct 31 43.9°F 45.8°F 44.9°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.

Sea water temperature in Porvoo by month

In an average year, Porvoo offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Porvoo was recorded on August 3, 2018, reaching a 75.9°F. While the coldest temperature occurred on January 4, 2022, dipping to 32.0°F. The average readings by season are 33.7°F in Winter, 38.2°F in Spring, 61.7°F in Summer, and 50.2°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Helsinki 47.5°F 29mi
Maardu 50.1°F 68mi
Loo 50.1°F 71mi
Tallinn 50.3°F 73mi

* current water temperature in this city

** straight line distance from Porvoo