Current Sea Water Temperature:
+88.4°F
| Maximum Sea Water Temperature in July: | 90.2°F |
| Minimum Sea Water Temperature in July: | 85.6°F |
| Average water temperature in July: | 87.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| July 25 | 88.4°F | July 20 | 87.6°F |
| July 24 | 89.0°F | July 19 | 87.4°F |
| July 23 | 88.2°F | July 18 | 87.6°F |
| July 22 | 87.2°F | July 17 | 88.2°F |
| July 21 | 87.4°F | July 16 | 88.0°F |
When is the Warmest Sea for Port Antonio?
According to our data for the last three years for Port Antonio the highest average sea water temperature was in September, October and August.
Average Water Temperature by Month, °F
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Port Antonio was 90.4°F. The maximum and minimum values were 89.8°F and 91.0°F respectively.
Sea Water Temperature in October
The average sea surface temperature in October 2025 for Port Antonio was 90.3°F. The maximum and minimum values were 89.0°F and 90.8°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Port Antonio was 89.7°F. The maximum and minimum values were 89.0°F and 90.4°F respectively.
Jamaica Resorts:
NAME
F°
| Kingston |  |
+76 |
| Montego Bay | |
+84 |
| Negril |  |
+84 |
| Ocho Rios | |
+80 |
| Port Antonio | |
+82 |
| Runaway Bay | |
+82 |
| Westmoreland | |
+84 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Port Antonio
Local time: 00:39
26 jul, sunday
| 0300 |  |
82°F | W 2 mph |
| 0600 |  |
82°F | NW 2 mph |
| 0900 | |
88°F | W 6 mph |
| 1200 | |
90°F | W 9 mph |
| 1500 |  |
90°F | W 9 mph |
| 1800 |  |
86°F | NW 7 mph |
| 2100 | |
84°F | NW 5 mph |
27 jul, monday
| 0000 | |
82°F | NW 7 mph |