In September warmest sea in Belize is usually observed in the following locations: San Pedro, Ambergis Caye, Belize.
Table below shows the average sea water temperature for marine resorts of Belize in September for the last three years.
| Place name | September 2025 | September 2024 | September 2023 |
|---|---|---|---|
| San Pedro | 86.7°F | 87.4°F | 87.3°F |
| Ambergis Caye | 86.6°F | 87.3°F | 87.3°F |
| Belize | 86.6°F | 87.3°F | 87.2°F |
| Placencia | 86.4°F | 88.0°F | 87.1°F |
| Punta Gorda | 86.3°F | 87.7°F | 86.5°F |
Charts below show average sea water temperature for Belize resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of Belize resorts at that time.
Places in Belize:
Name
°F
