All data are in degrees Fahrenheit

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Water temperature in Jakobstad

Detailed information about the current water temperature in Jakobstad. 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 Jakobstad now

62.7

°F

July 20, 16:00

Trend:

decreasing

Yesterday:

63.3°F

Tomorrow:

62.6°F

Sunrise:

04:03

Sunset:

23:07

Day Length:

19 h. 4 min.

Jakobstad in July

Minimum:

32.0°F

Average:

32.4°F

Maximum:

34.2°F

Sea water temperature in Jakobstad today

As of now, in Jakobstad, the water temperature is 62.7°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.4°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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 67.9°F on 2018, while the historical minimum was 55.9°F on 2017.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 63.6°F, with minimum temperature starting at 62.4°F, while the maximum might reach 64.7°F.

Daily water temperature in Jakobstad

Date Current Year

actual* / forecast**

last year 10 years average
Jul 6 63.4°F 56.0°F 61.2°F
Jul 7 62.5°F 55.4°F 60.8°F
Jul 8 61.9°F 54.2°F 60.6°F
Jul 9 62.3°F 54.6°F 60.8°F
Jul 10 62.2°F 55.1°F 60.7°F
Jul 11 63.6°F 53.8°F 60.9°F
Jul 12 64.0°F 54.6°F 61.1°F
Jul 13 63.3°F 55.5°F 61.5°F
Jul 14 64.6°F 55.3°F 62.2°F
Jul 15 64.3°F 55.4°F 62.7°F
Jul 16 63.6°F 59.2°F 63.2°F
Jul 17 64.1°F 60.3°F 63.4°F
Jul 18 63.1°F 60.3°F 63.7°F
Jul 19 63.3°F 60.8°F 63.4°F
Jul 20 62.7°F 61.1°F 63.1°F
Jul 21 62.6°F 60.9°F 63.0°F
Jul 22 62.4°F 65.0°F 62.9°F
Jul 23 63.4°F 68.3°F 63.9°F
Jul 24 63.6°F 71.0°F 64.1°F
Jul 25 63.8°F 72.4°F 64.3°F
Jul 26 64.7°F 71.3°F 65.1°F
Jul 27 64.5°F 70.2°F 64.9°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 Jakobstad by month

In an average year, Jakobstad offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Jakobstad was recorded on July 25, 2025, reaching a 72.4°F. While the coldest temperature occurred on January 1, 2023, dipping to 32.0°F. The average readings by season are 33.2°F in Winter, 36.0°F in Spring, 59.8°F in Summer, and 47.2°F in Autumn.