Current Sea Water Temperature:
+92.0°F
| Maximum Sea Water Temperature in September: | 93.4°F |
| Minimum Sea Water Temperature in September: | 87.4°F |
| Average water temperature in September: | 90.2°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| September 12 | 92.0°F | September 07 | 92.4°F |
| September 11 | 92.4°F | September 06 | 93.0°F |
| September 10 | 92.4°F | September 05 | 92.8°F |
| September 09 | 92.6°F | September 04 | 92.6°F |
| September 08 | 92.6°F | September 03 | 92.2°F |
When is the Warmest Sea for Chetumal?
According to our data for the last three years for Chetumal the highest average sea water temperature was in September, August and July.
Average Water Temperature by Month, °F
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Chetumal was 90.8°F. The maximum and minimum values were 89.2°F and 92.6°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Chetumal was 91.2°F. The maximum and minimum values were 90.4°F and 92.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2026 for Chetumal was 90.3°F. The maximum and minimum values were 89.2°F and 91.2°F respectively.
Mexico Resorts:
NAME
F°
| Acapulco |  |
+84 |
| Brisas de Zicatela |  |
+86 |
| Cabo San Lucas | |
+88 |
| Cancun |  |
+90 |
| Ciudad Lazaro Cardenas | |
+84 |
| La Paz |  |
+82 |
| La Penita de Jaltemba | |
+88 |
| Luces en el Mar | |
+84 |
| Monte Gordo | |
+86 |
| Playa del Carmen |  |
+86 |
| Puerto Vallarta | |
+78 |
| Riviera Maya | |
+86 |
| San Jose del Cabo | |
+86 |
| Tijuana | |
+68 |
| Tulum | |
+92 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Chetumal
Local time: 09:40
12 sep, saturday
| 1200 |  |
92°F | NW 9 mph |
| 1500 | |
94°F | NW 11 mph |
| 1800 |  |
92°F | W 12 mph |
| 2100 |  |
88°F | W 12 mph |
13 sep, sunday
| 0000 |  |
88°F | W 14 mph |
| 0300 |  |
88°F | W 13 mph |
| 0600 | |
88°F | W 14 mph |
| 0900 |  |
90°F | W 14 mph |