Average sea water temperature in December:
+58.4°F
| Minimum sea water temperature in December: | 63.7°F |
| Maximum sea water temperature in December: | 48.9°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 60.4°F. The highest and lowest sea temperatures during the month were 63.7°F and 56.7°F.
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Monthly sea water temperature in San Antonio, °F
Which Chile resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Easter Island | 74.0°F | 73.3°F |
| Antofagasta | 68.7°F | 66.1°F |
| Arica | 64.6°F | 65.3°F |
| La Serena | 63.3°F | 61.1°F |
| Iquique | 63.2°F | 62.5°F |
| Coquimbo | 63.1°F | 61.2°F |
| Puerto Montt | 61.9°F | 59.7°F |
| Las Cruces | 60.7°F | 58.9°F |
| Pichidangui | 60.7°F | 56.2°F |
| Cartagena | 60.6°F | 59.2°F |
| El Tabo | 60.6°F | 58.6°F |
| Algarrobo | 60.5°F | 57.9°F |
| El Quisco | 60.5°F | 57.9°F |
| San Antonio | 60.4°F | 59.0°F |
| Vina del Mar | 59.7°F | 58.2°F |
| Valparaiso | 59.6°F | 57.5°F |
| Concon | 59.5°F | 58.8°F |
| Concepcion | 59.4°F | 54.8°F |
| Los Vilos | 59.3°F | 55.9°F |
| Talcahuano | 58.4°F | 54.0°F |
Best time for vacation in San Antonio
San Antonio on a weather map
Places in Chile:
Name
°F
24 Hours Forecast
San Antonio
Local time: 06:25
December 26, friday
0900
63°F
SE
9 mph
9 mph
1200
66°F
SE
12 mph
12 mph
1500
66°F
SE
10 mph
10 mph
1800
64°F
NE
7 mph
7 mph
2100
59°F
N
11 mph
11 mph
December 27, saturday
0000
59°F
N
9 mph
9 mph
0300
57°F
N
8 mph
8 mph
0600
57°F
N
4 mph
4 mph
