Measurements:
°C
°F
Arecibo
78°F
S 10 mph
Feels like: 84°F
Precip: 0%
World Resorts Puerto Rico Arecibo Weather

Arecibo Sea Water Temperature

Current Sea Water Temperature:
+84.0°F
Maximum Sea Water Temperature in February: 85.0°F
Minimum Sea Water Temperature in February: 81.6°F
Average water temperature in February: 83.1°F

Sea Water Temperature for the Last 10 Days:

February 07 84.0°F February 02 84.6°F
February 06 84.2°F February 01 84.8°F
February 05 84.0°F January 31 84.4°F
February 04 84.2°F January 30 84.6°F
February 03 84.2°F January 29 84.6°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

Select Year: 2025 2024 2023

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

Select Year: 2025 2024 2023

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

Select Year: 2025 2024 2023

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.

Best Time to Visit Arecibo
The most sunny months:
June 11 days
January 10 days
February 9 days
The most warm months:
September 91.2 °F
August 91.1 °F
July 90.6 °F
Warmest sea temperature:
October 88.7 °F
September 88.7 °F
August 87.8 °F
The most cold months:
February 84.4 °F
January 84.4 °F
March 84.7 °F
The most rainy months:
May 9 days
September 7 days
June 6 days
The most windy months:
July 12 mph
February 11 mph
August 11 mph

Arecibo on the Weather Map

Puerto Rico Resorts:
NAME
Aguadilla +80
Arecibo +78
Isabella +78
Mayaguez +80
Ponce +82
San Juan +80
24 Hours Weather Forecast
Arecibo
Local time: 19:14
07 feb, saturday
2100 78°F
S
7 mph
08 feb, sunday
0000 78°F
S
6 mph
0300 76°F
S
9 mph
0600 76°F
S
11 mph
0900 78°F
S
11 mph
1200 80°F
S
11 mph
1500 78°F
S
9 mph
1800 78°F
SW
10 mph