Average sea water temperature in December:
+79.5°F
| Minimum sea water temperature in December: | 83.3°F |
| Maximum sea water temperature in December: | 75.9°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 83.1°F and 78.4°F.
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| San Juan del Sur |
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| San Juan del Sur |
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| San Juan del Sur |
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Monthly sea water temperature in San Juan del Sur, °F
Which Nicaragua resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Corn Islands | 83.3°F | 83.0°F |
| Leon | 82.3°F | 82.2°F |
| Granada | 82.2°F | 82.1°F |
| Masaya | 82.1°F | 82.1°F |
| Apoyo Lake | 82.1°F | 82.1°F |
| Isla de Ometepe | 81.8°F | 81.1°F |
| Managua | 81.6°F | 81.9°F |
| Ciudad Sandino | 81.6°F | 81.9°F |
| Pochomil | 81.6°F | 81.1°F |
| Masachapa | 81.6°F | 81.1°F |
| San Diego | 81.6°F | 81.2°F |
| El Transito | 81.6°F | 81.7°F |
| Las Salinas | 81.1°F | 80.3°F |
| San Juan del Sur | 80.6°F | 79.2°F |
Best time for vacation in San Juan del Sur
San Juan del Sur on a weather map
Places in Nicaragua:
Name
°F
24 Hours Forecast
San Juan del Sur
Local time: 15:04
December 29, monday
1800
79°F
SW
21 mph
21 mph
2100
77°F
SW
21 mph
21 mph
December 30, tuesday
0000
75°F
SW
20 mph
20 mph
0300
75°F
SW
20 mph
20 mph
0600
75°F
SW
21 mph
21 mph
0900
79°F
SW
24 mph
24 mph
1200
82°F
SW
22 mph
22 mph
1500
82°F
W
22 mph
22 mph
