This data the coastal Trelew 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 Trelew today is 10°C. Based on our historical data over a period of ten years, the warmest water in this day in Trelew was recorded in 2021 and was 15°C, and the coldest was recorded in 2024 at 9°C. Water temperature in Trelew is expected to rise to 12.4°C in the next 10 days. September average water temperature in Trelew is 11.2°C, the minimum temperature is 8°C, and the maximum is 16°C.
The swimming season in Trelew lasts from November to March. During those months, Trelew water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Trelew in winter reaches 7.7°C, in spring 14.4°C, in summer the average temperature rises to 19.9°C, and in autumn it is 15°C.
27 September 2025 |
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today temp |
10°C |
26 September 2025 |
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yesterday temp |
10°C |
Data in a table show Trelew temperature today (27 September 2025). For more information and forecast for a few days, go to the weather forecast Trelew.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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12°C | 11.8°C | 10.6°C | 14.2°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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19.5°C | 22°C | 22.3°C | 14.9°C |
You may also be interested in other sections of our site for Trelew: Sunrise and Sunset
These figures shows the average, minimum and maximum monthly water temperature in Trelew. 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 Trelew 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 | 20.6°C | 16°C | 26°C | warm |
Water temperature in Trelew in January | ||||
February | 20.1°C | 16°C | 26°C | warm |
Water temperature in Trelew in February | ||||
March | 19°C | 3°C | 25°C | cold |
Water temperature in Trelew in March | ||||
April | 15.2°C | 10°C | 19°C | cold |
Water temperature in Trelew in April | ||||
May | 10.9°C | 5°C | 16°C | cold |
Water temperature in Trelew in May | ||||
June | 7.6°C | 3°C | 13°C | cold |
Water temperature in Trelew in June | ||||
July | 6.7°C | 3°C | 11°C | cold |
Water temperature in Trelew in July | ||||
August | 8.7°C | 5°C | 12°C | cold |
Water temperature in Trelew in August | ||||
September | 11.2°C | 8°C | 16°C | cold |
Water temperature in Trelew in September | ||||
October | 14.3°C | 9°C | 20°C | cold |
Water temperature in Trelew in October | ||||
November | 17.8°C | 12°C | 24°C | cold |
Water temperature in Trelew in November | ||||
December | 19.1°C | 13°C | 24°C | cold |
Water temperature in Trelew in December |