The Nicaragua resorts with the warmest sea water temperature in October are Corn Islands, Granada and Masaya.
Below you can see a list of all popular Nicaragua resorts and information about sea water temperature in October for the last two years.
| Resort Name | October 2025 | October 2024 | October 2023 |
|---|---|---|---|
| Corn Islands | 89.7°F | 89.6°F | 90.6°F |
| Granada | 89.4°F | 89.4°F | 90.9°F |
| Masaya | 89.4°F | 89.4°F | 90.9°F |
| Apoyo Lake | 89.4°F | 89.4°F | 90.9°F |
| Isla de Ometepe | 89.2°F | 88.9°F | 90.4°F |
| Managua | 89.0°F | 89.2°F | 90.1°F |
| Ciudad Sandino | 88.9°F | 89.2°F | 90.1°F |
| Leon | 88.7°F | 88.9°F | 91.0°F |
| El Transito | 88.4°F | 88.8°F | 90.9°F |
| Pochomil | 88.3°F | 88.4°F | 90.8°F |
| Masachapa | 88.3°F | 88.4°F | 90.8°F |
| San Diego | 88.2°F | 88.4°F | 90.9°F |
| San Juan del Sur | 88.1°F | 87.6°F | 89.8°F |
| Las Salinas | 88.0°F | 87.8°F | 90.1°F |
Please see following sea water temperature averages charts for the warmest Nicaragua resorts in October.
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 |  |
+72 |
| Ciudad Sandino | |
+72 |
| Corn Islands |  |
+84 |
| El Transito | |
+80 |
| Granada |  |
+76 |
| Isla de Ometepe |  |
+80 |
| Las Salinas | |
+80 |
| Leon | |
+76 |
| Managua | |
+72 |
| Masachapa | |
+80 |
| Masaya | |
+74 |
| Pochomil | |
+80 |
| San Diego | |
+80 |
| San Juan del Sur | |
+80 |
| Somoto | |
+62 |
