Altamira — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Altamira (Tamaulipas, Mexico). 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 Altamira help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Altamira in the Gulf of America today is 28°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays.
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 Altamira today is lower than both a week ago and a month ago. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Altamira will be 27.6°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 |
|---|---|---|---|
| OCT 25 | 28.0°C | 28.3°C | |
| OCT 26 | 28.1°C | 28.3°C | |
| OCT 27 | 28.0°C | 29.0°C | |
| OCT 28 | 27.9°C | 28.5°C | |
| OCT 29 | 27.9°C | 28.5°C | |
| OCT 30 | 27.9°C | 29.0°C | |
| OCT 31 | 27.7°C | 28.3°C | |
| NOV 1 | 27.7°C | 27.8°C | |
| NOV 2 | 27.8°C | 28.0°C | 27.8°C |
| NOV 3 | 27.3°C | 27.8°C | |
| NOV 4 | 27.3°C | 27.7°C | |
| NOV 5 | 27.5°C | 27.7°C | |
| NOV 6 | 27.5°C | 27.7°C | |
| NOV 7 | 27.5°C | 27.7°C | |
| NOV 8 | 27.5°C | 27.6°C | |
| NOV 9 | 27.0°C | 27.6°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
Altamira, in the state of Tamaulipas on Mexico’s Gulf coast, is a coastal municipality that combines port facilities, wetlands and stretches of shoreline. Sea surface temperatures along this part of the Gulf vary seasonally: in winter (December–February) waters typically sit around 20–24 °C, spring (March–May) sees a rise to roughly 23–27 °C, summer (June–August) brings the warmest conditions around 27–31 °C, and autumn (September–November) generally ranges from about 25–29 °C. These values fluctuate with weather patterns, winds and occasional tropical activity, but they give a practical sense of how the water feels through the year — cool to mild in winter and comfortably warm in the summer months.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 19°C | 23°C | 26°C |
| February | 19°C | 22°C | 24°C |
| March | 19°C | 23°C | 26°C |
| April | 21°C | 25°C | 27°C |
| May | 23°C | 26°C | 29°C |
| June | 25°C | 28°C | 30°C |
| July | 27°C | 28°C | 31°C |
| August | 27°C | 29°C | 31°C |
| September | 27°C | 29°C | 31°C |
| October | 26°C | 29°C | 31°C |
| November | 24°C | 27°C | 29°C |
| December | 20°C | 24°C | 27°C |
* Click on a month to view detailed water temperature data.
Altamira: Weather Forecast
November 3
November 4
November 5
November 6
Location, Beaches & Local Information
Nearby Beaches & Facilities
Playa Tesoro
Swimming Conditions
Swimming and beach holidays in Altamira reflect that seasonal rhythm. During late spring and summer, when sea temperatures are frequently near 27–31 °C, conditions are inviting for bathing, wading and family-oriented beach time; calmer, shallower areas are often more suitable for casual swimmers. Outside the peak season, cooler water around 20–24 °C may be brisk for prolonged swimming but still acceptable for short dips and shoreline activities. Visitors should consider that parts of the Altamira coastline are influenced by port activity and marshes, so beach amenities, water quality monitoring and lifeguard presence can vary; planning trips to designated recreational beaches or nearby resort stretches during warmer months usually offers the best combination of comfortable water temperatures and services for a beach holiday.