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

58.6

°F

August 29, 22:12

Trend:

decreasing

Yesterday:

58.6°F

Tomorrow:

58.3°F

Sunrise:

06:03

Sunset:

20:32

Day Length:

14 h. 29 min.

Porvoo in September

Minimum:

32.0°F

Average:

32.9°F

Maximum:

35.4°F

Sea water temperature in Porvoo today

As of now, in Porvoo, the water temperature is 58.6°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 4.6°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 67.5°F on 2022, while the historical minimum was 60.4°F on 2021.

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 minimum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 57.6°F, the minimum temperature may reach 56.6°F, and the maximum might stay at 58.3°F.

Daily water temperature in Porvoo

Date Current Year

actual* / forecast**

last year 10 years average
Aug 15 62.7°F 66.6°F 63.2°F
Aug 16 64.1°F 66.1°F 63.8°F
Aug 17 64.2°F 66.3°F 64.0°F
Aug 18 62.8°F 66.5°F 64.3°F
Aug 19 62.3°F 67.4°F 64.6°F
Aug 20 62.8°F 66.1°F 64.5°F
Aug 21 62.7°F 66.1°F 64.6°F
Aug 22 62.5°F 67.3°F 64.5°F
Aug 23 62.1°F 66.5°F 64.3°F
Aug 24 59.6°F 64.7°F 63.9°F
Aug 25 59.6°F 63.7°F 63.6°F
Aug 26 60.1°F 64.0°F 63.6°F
Aug 27 59.9°F 62.5°F 63.4°F
Aug 28 58.6°F 62.6°F 62.9°F
Aug 29 58.6°F 62.5°F 63.2°F
Aug 30 58.3°F 62.3°F 62.9°F
Aug 31 58.2°F 62.8°F 62.8°F
Sep 1 58.0°F 64.3°F 62.6°F
Sep 2 57.8°F 63.7°F 62.4°F
Sep 3 57.7°F 64.0°F 62.3°F
Sep 4 57.0°F 63.0°F 61.6°F
Sep 5 56.6°F 62.3°F 61.2°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 58.8°F 29mi
Maardu 62.5°F 68mi
Loo 62.5°F 71mi
Tallinn 62.2°F 73mi

* current water temperature in this city

** straight line distance from Porvoo