This data the coastal Thessalon water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Thessalon today is 18.2°C. Based on our historical data over a period of ten years, the warmest water in this day in the Lake Huron near Thessalon was recorded in 2012 and was 19.9°C, and the coldest was recorded in 2019 at 16°C. Water temperature in Thessalon is expected to drop to 17.1°C in the next 10 days. September average water temperature in Thessalon is 17.2°C, the minimum temperature is 12.6°C, and the maximum is 20.6°C.
The swimming season in Thessalon lasts from July to August. During those months, Thessalon water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Thessalon in winter reaches 1.5°C, in spring 2.3°C, in summer the average temperature rises to 16.8°C, and in autumn it is 12.6°C.
5 September 2025 |
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today temp |
18.2°C |
4 September 2025 |
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yesterday temp |
18.5°C |
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Thessalon. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Thessalon. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
1' 3" | 1' 0" | 1' 8" | 2' 2" |
0.38 m | 0.3 m | 0.5 m | 0.65 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
2' 11" | 3' 1" | 2' 7" | 1' 8" |
0.88 m | 0.95 m | 0.78 m | 0.5 m |
Data in a table show Thessalon temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Thessalon.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
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13.5°C | 13.6°C | 11.7°C | 12.6°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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13.4°C | 14°C | 13.4°C | 12.8°C |
You may also be interested in other sections of our site for Thessalon: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly water temperature in Thessalon. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Thessalon on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 0.7°C | -1.4°C | 3.4°C | cold |
Water temperature in Thessalon in January | ||||
February | 0.1°C | -1.2°C | 1.1°C | cold |
Water temperature in Thessalon in February | ||||
March | 0.2°C | -0.8°C | 1.2°C | cold |
Water temperature in Thessalon in March | ||||
April | 1.1°C | -1.2°C | 4.5°C | cold |
Water temperature in Thessalon in April | ||||
May | 5.7°C | 0°C | 12.8°C | cold |
Water temperature in Thessalon in May | ||||
June | 12.9°C | 6.4°C | 18.9°C | cold |
Water temperature in Thessalon in June | ||||
July | 18.4°C | 12.1°C | 22.7°C | cold |
Water temperature in Thessalon in July | ||||
August | 19.2°C | 14.1°C | 23.2°C | cold |
Water temperature in Thessalon in August | ||||
September | 17.2°C | 12.6°C | 20.6°C | cold |
Water temperature in Thessalon in September | ||||
October | 12.8°C | 9°C | 18.3°C | cold |
Water temperature in Thessalon in October | ||||
November | 7.9°C | 3.7°C | 12.2°C | cold |
Water temperature in Thessalon in November | ||||
December | 3.7°C | -1.3°C | 7.3°C | cold |
Water temperature in Thessalon in December |