Current Sea Water Temperature:
+88.2°F
| Maximum Sea Water Temperature in July: | 89.2°F |
| Minimum Sea Water Temperature in July: | 84.8°F |
| Average water temperature in July: | 87.0°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| July 22 | 88.2°F | July 17 | 87.6°F |
| July 21 | 87.6°F | July 16 | 87.4°F |
| July 20 | 87.6°F | July 15 | 87.4°F |
| July 19 | 87.6°F | July 14 | 87.2°F |
| July 18 | 87.6°F | July 13 | 87.0°F |
When is the Warmest Sea for Arecibo?
According to our data for the last three years for Arecibo the highest average sea water temperature was in October, September and August.
Average Water Temperature by Month, °F
Sea Water Temperature in October
The average sea surface temperature in October 2025 for Arecibo was 89.3°F. The maximum and minimum values were 88.4°F and 89.8°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Arecibo was 89.8°F. The maximum and minimum values were 89.2°F and 90.2°F respectively.
Sea Water Temperature in August
The average sea surface temperature in August 2025 for Arecibo was 88.4°F. The maximum and minimum values were 88.0°F and 89.0°F respectively.
Puerto Rico Resorts:
NAME
F°
| Aguadilla |  |
+86 |
| Arecibo | |
+88 |
| Isabella | |
+84 |
| Mayaguez | |
+88 |
| Ponce | |
+86 |
| San Juan |  |
+92 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Arecibo
Local time: 10:52
22 jul, wednesday
| 1200 |  |
88°F | SW 16 mph |
| 1500 | |
90°F | SW 9 mph |
| 1800 | |
88°F | NW 4 mph |
| 2100 |  |
82°F | NW 6 mph |
23 jul, thursday
| 0000 |  |
78°F | NW 7 mph |
| 0300 | |
78°F | NW 7 mph |
| 0600 | |
78°F | NW 9 mph |
| 0900 |  |
88°F | W 11 mph |