Current Sea Water Temperature:
+55.2°F
| Maximum Sea Water Temperature in May: | 61.2°F |
| Minimum Sea Water Temperature in May: | 50.0°F |
| Average water temperature in May: | 55.7°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| May 09 | 55.2°F | May 04 | 52.8°F |
| May 08 | 54.8°F | May 03 | 54.2°F |
| May 07 | 54.2°F | May 02 | 53.8°F |
| May 06 | 53.8°F | May 01 | 54.4°F |
| May 05 | 54.2°F | April 30 | 51.8°F |
When is the Warmest Sea for San Antonio?
According to our data for the last three years for San Antonio the highest average sea water temperature was in February, January and March.
Average Water Temperature by Month, °F
Sea Water Temperature in February
The average sea surface temperature in February 2026 for San Antonio was 62.5°F. The maximum and minimum values were 58.6°F and 68.6°F respectively.
Sea Water Temperature in January
The average sea surface temperature in January 2026 for San Antonio was 61.5°F. The maximum and minimum values were 54.4°F and 66.6°F respectively.
Sea Water Temperature in March
The average sea surface temperature in March 2026 for San Antonio was 60.4°F. The maximum and minimum values were 54.8°F and 65.0°F respectively.
Chile Resorts:
NAME
F°
| Antofagasta |  |
+64 |
| Arica |  |
+68 |
| Chiloe |  |
+38 |
| Concepcion | |
+46 |
| Concon | |
+56 |
| Easter Island |  |
+76 |
| Iquique | |
+64 |
| La Serena | |
+62 |
| Las Cruces | |
+54 |
| Puerto Montt | |
+40 |
| Puerto Natales | |
+36 |
| Punta Arenas | |
+38 |
| Torres del Paine |  |
+30 |
| Valparaiso | |
+56 |
| Vina del Mar | |
+56 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
San Antonio
Local time: 07:40
09 may, saturday
| 0900 |  |
54°F | NW 9 mph |
| 1200 | |
64°F | N 11 mph |
| 1500 | |
64°F | NE 14 mph |
| 1800 |  |
56°F | NE 11 mph |
| 2100 | |
56°F | NW 4 mph |
10 may, sunday
| 0000 | |
56°F | NW 2 mph |
| 0300 | |
56°F | NW 5 mph |
| 0600 | |
56°F | NW 6 mph |