Copacabana — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Copacabana (Rio de Janeiro state, Brazil). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Copacabana help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Copacabana in the Atlantic Ocean today is 23°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Water temperature in Copacabana has fallen over the last month but risen over the last 7 days. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Copacabana will be 23.2°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 22 | 22.7°C | 22.0°C | |
| JUN 23 | 22.4°C | 22.3°C | |
| JUN 24 | 22.5°C | 22.0°C | |
| JUN 25 | 22.6°C | 21.8°C | |
| JUN 26 | 22.7°C | 22.0°C | |
| JUN 27 | 22.7°C | 22.0°C | |
| JUN 28 | 22.7°C | 22.0°C | |
| JUN 29 | 22.7°C | 22.5°C | |
| JUN 30 | 22.7°C | 22.5°C | 22.7°C |
| JUL 1 | 22.5°C | 22.8°C | |
| JUL 2 | 22.3°C | 22.8°C | |
| JUL 3 | 22.3°C | 22.9°C | |
| JUL 4 | 21.5°C | 23.0°C | |
| JUL 5 | 22.0°C | 23.1°C | |
| JUL 6 | 23.3°C | 23.1°C | |
| JUL 7 | 23.3°C | 23.2°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Copacabana, the famous beach neighborhood of Rio de Janeiro state, fronts a broad, gently curving bay where the Atlantic waters are generally warm year-round. Sea surface temperatures follow a seasonal cycle: in late summer (January–March) the water commonly reaches around 25–28 °C, in autumn (April–May) it cools to roughly 23–26 °C, in winter (June–August) typical values drop to about 21–23 °C, and in spring (September–December) temperatures tend to rise again toward 23–26 °C. Short-term variations occur with wind, currents and occasional upwelling, but swimmers can expect comfortable, mild temperatures compared with temperate coastlines throughout most of the year.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 23°C | 26°C | 28°C |
| February | 23°C | 26°C | 28°C |
| March | 24°C | 26°C | 28°C |
| April | 21°C | 25°C | 28°C |
| May | 21°C | 24°C | 26°C |
| June | 21°C | 23°C | 25°C |
| July | 20°C | 22°C | 24°C |
| August | 20°C | 22°C | 24°C |
| September | 19°C | 22°C | 24°C |
| October | 19°C | 22°C | 26°C |
| November | 19°C | 23°C | 27°C |
| December | 21°C | 24°C | 28°C |
* Click on a month to view detailed water temperature data.
Copacabana: Weather Forecast
July 1
July 2
July 3
July 4
Location, Beaches & Local Information
Nearby Beaches & Facilities
Copacabana Beach
Leme Beach
Praia De Ipanema
Pedro Do Arpoador
Diabo Beach
Angra Dos Reis
Praia Da Urca
Praia De Botafogo
Praia Do Arpoador
Swimming Conditions
Swimming at Copacabana is a central part of the beach holiday experience, with a long stretch of sand, kiosks and a lively promenade that support sunbathing, casual dips and more active water play. Conditions range from calm, waist-deep water near the shore to stronger waves and rips farther out; lifeguards patrol busy sectors and flags indicate safer spots, so choosing monitored areas improves safety. Water quality can vary after heavy rains, so many visitors time ocean swims for calmer, clearer days. Besides swimming, the beach supports paddle sports, beach fitness and social life, and its proximity to hotels, restaurants and transport makes Copacabana convenient for visitors seeking a classic Rio seaside stay.