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 81.0°F. The highest and lowest sea temperatures during the month were 83.1°F and 79.2°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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| San Juan del Sur |
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 | 83.4°F | 83.0°F |
| Granada | 82.4°F | 82.1°F |
| Leon | 82.4°F | 82.2°F |
| Masaya | 82.3°F | 82.1°F |
| Apoyo Lake | 82.3°F | 82.1°F |
| Isla de Ometepe | 82.0°F | 81.1°F |
| Managua | 81.9°F | 81.9°F |
| Ciudad Sandino | 81.8°F | 81.9°F |
| Pochomil | 81.8°F | 81.1°F |
| Masachapa | 81.8°F | 81.1°F |
| San Diego | 81.7°F | 81.2°F |
| El Transito | 81.7°F | 81.7°F |
| Las Salinas | 81.4°F | 80.3°F |
| San Juan del Sur | 81.0°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: 04:26
December 22, monday
0600
75°F
SW
22 mph
22 mph
0900
79°F
SW
23 mph
23 mph
1200
82°F
W
21 mph
21 mph
1500
81°F
W
21 mph
21 mph
1800
77°F
SW
20 mph
20 mph
2100
77°F
W
19 mph
19 mph
December 23, tuesday
0000
75°F
SW
17 mph
17 mph
0300
75°F
SW
19 mph
19 mph
