The Nicaragua resorts with the warmest sea water temperature in December are Corn Islands, Granada and Masaya.
Below you can see a list of all popular Nicaragua resorts and information about sea water temperature in December for the last two years.
| Resort Name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Corn Islands | 87.2°F | 86.6°F | 87.5°F |
| Granada | 86.0°F | 85.7°F | 86.1°F |
| Masaya | 85.9°F | 85.6°F | 86.0°F |
| Apoyo Lake | 85.9°F | 85.6°F | 86.0°F |
| Leon | 85.9°F | 85.7°F | 87.6°F |
| Isla de Ometepe | 85.6°F | 84.5°F | 85.4°F |
| Managua | 85.4°F | 85.5°F | 85.6°F |
| Ciudad Sandino | 85.3°F | 85.5°F | 85.5°F |
| Pochomil | 85.2°F | 84.6°F | 86.4°F |
| Masachapa | 85.2°F | 84.6°F | 86.4°F |
| San Diego | 85.1°F | 84.7°F | 86.4°F |
| El Transito | 85.1°F | 85.3°F | 86.7°F |
| Las Salinas | 84.8°F | 83.6°F | 85.1°F |
| San Juan del Sur | 84.5°F | 82.4°F | 84.1°F |
Please see following sea water temperature averages charts for the warmest Nicaragua resorts in December.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
Nicaragua Resorts:
NAME
F°
| Apoyo Lake |  |
+94 |
| Ciudad Sandino | |
+90 |
| Corn Islands | |
+82 |
| El Transito | |
+90 |
| Granada |  |
+88 |
| Isla de Ometepe | |
+84 |
| Las Salinas |  |
+88 |
| Leon | |
+90 |
| Managua | |
+90 |
| Masachapa | |
+90 |
| Masaya | |
+88 |
| Pochomil | |
+90 |
| San Diego | |
+90 |
| San Juan del Sur | |
+84 |
| Somoto | |
+84 |
