Punta Santiago — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Punta Santiago (Puerto Rico). 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 Punta Santiago help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Punta Santiago in the Caribbean Sea today is 28°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating.
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 Punta Santiago has risen over the last week and month. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Punta Santiago will be 28.3°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 2 | 27.9°C | 28.0°C | |
| JUN 3 | 28.0°C | 28.0°C | |
| JUN 4 | 28.1°C | 28.0°C | |
| JUN 5 | 28.1°C | 28.0°C | |
| JUN 6 | 28.1°C | 28.3°C | |
| JUN 7 | 28.3°C | 27.8°C | |
| JUN 8 | 28.3°C | 28.3°C | |
| JUN 9 | 28.4°C | 28.0°C | |
| JUN 10 | 28.4°C | 28.0°C | 28.4°C |
| JUN 11 | 28.3°C | 28.4°C | |
| JUN 12 | 28.5°C | 28.4°C | |
| JUN 13 | 28.0°C | 28.4°C | |
| JUN 14 | 28.0°C | 28.4°C | |
| JUN 15 | 28.3°C | 28.4°C | |
| JUN 16 | 28.3°C | 28.3°C | |
| JUN 17 | 28.5°C | 28.3°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
Punta Santiago, on Puerto Rico’s southeastern shore, sits where coastal reefs, mangrove fringes and sheltered bays meet the Atlantic-influenced Caribbean waters. Sea temperatures here remain warm year-round, with modest seasonal variation. In winter (December–February) surface water typically hovers around 25–26 °C, rising to roughly 26–28 °C in spring (March–May). Peak warmth occurs in summer (June–August), when temperatures commonly reach 28–30 °C, and early autumn (September–November) usually sees waters of about 27–29 °C. Local conditions such as currents, recent rainfall and onshore winds can alter surface temperature and clarity on shorter timescales, but overall the area maintains pleasantly warm water throughout the year.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 25°C | 27°C | 28°C |
| February | 24°C | 26°C | 28°C |
| March | 24°C | 27°C | 28°C |
| April | 25°C | 27°C | 29°C |
| May | 26°C | 28°C | 30°C |
| June | 26°C | 28°C | 31°C |
| July | 27°C | 29°C | 30°C |
| August | 27°C | 29°C | 30°C |
| September | 27°C | 29°C | 32°C |
| October | 27°C | 29°C | 31°C |
| November | 27°C | 29°C | 31°C |
| December | 26°C | 28°C | 30°C |
* Click on a month to view detailed water temperature data.
Punta Santiago: Weather Forecast
June 11
June 12
June 13
June 14
Location, Beaches & Local Information
Nearby Beaches & Facilities
Muelle Punta Santiago
Playa Punta Santiago
Tropical Beach
Hucares Beach
Secret Beach
Playa El Corcho
Swimming Conditions
The consistently mild water makes Punta Santiago appealing for swimming and general beach holidays, with many spots suitable for swimming, wading and beginner snorkeling in calmer, protected coves. Summer months often offer the calmest seas and best underwater visibility for recreational snorkeling and paddle sports, while trade winds and occasional swells — especially during the hurricane season from June to November — can produce stronger currents and choppier conditions. Water clarity can drop after heavy rains due to runoff, and lifeguard coverage may be limited in some areas, so visitors are advised to check local conditions before entering the water. With sensible precautions, Punta Santiago provides comfortable, warm-water recreation for families and casual beachgoers most of the year.