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

59.0

°F

June 26, 12:03

Trend:

increasing

Yesterday:

57.1°F

Tomorrow:

60.2°F

Sunrise:

03:10

Sunset:

23:53

Day Length:

20 h. 43 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 59.0°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 1.1°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a noticeable increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise considerably.

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 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 62.7°F on 2024, while the historical minimum was 50.9°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 61.4°F, with minimum temperature starting at 60.2°F, while the maximum might reach 62.4°F.

Daily water temperature in Jakobstad

Date Current Year

actual* / forecast**

last year 10 years average
Jun 12 55.9°F 52.4°F 52.3°F
Jun 13 54.8°F 54.4°F 53.2°F
Jun 14 54.6°F 54.5°F 53.4°F
Jun 15 55.1°F 54.6°F 54.1°F
Jun 16 54.9°F 53.5°F 55.3°F
Jun 17 54.6°F 53.5°F 55.1°F
Jun 18 54.8°F 54.7°F 55.3°F
Jun 19 54.0°F 56.4°F 55.9°F
Jun 20 56.0°F 57.8°F 56.4°F
Jun 21 57.0°F 58.7°F 56.7°F
Jun 22 57.7°F 57.2°F 57.2°F
Jun 23 57.6°F 56.6°F 57.1°F
Jun 24 57.8°F 56.2°F 57.3°F
Jun 25 57.1°F 55.7°F 57.4°F
Jun 26 59.0°F 51.4°F 57.9°F
Jun 27 60.2°F 50.8°F 59.1°F
Jun 28 60.5°F 51.0°F 59.4°F
Jun 29 61.2°F 51.5°F 60.1°F
Jun 30 61.6°F 54.0°F 60.5°F
Jul 1 62.0°F 56.9°F 61.0°F
Jul 2 62.4°F 57.0°F 61.4°F
Jul 3 62.3°F 57.9°F 61.3°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.