World Resorts Puerto Rico Arecibo Weather

Arecibo sea water temperature

Current sea water temperature:
+82.9°F
Minimum sea water temperature in December: 84.6°F
Maximum sea water temperature in December: 80.4°F
Average sea water temperature in December: 82.1°F

Sea water temperature for the last 10 days:

December 4 82.9°F November 29 83.8°F
December 3 83.1°F November 28 83.7°F
December 2 83.3°F November 27 83.7°F
December 1 83.3°F November 26 83.7°F
November 30 83.5°F November 25 83.7°F

When is the warmest sea in Arecibo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Arecibo was noticed in October, September and August.

Monthly Sea Temperatures in Arecibo, °F

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 85.4°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.6°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.3°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.6°F. The highest and lowest sea temperatures during the month were 85.1°F and 84.2°F.

Best time for vacation in Arecibo

Sunniest months:
January 11 days
June 11 days
February 9 days
Warmest months:
September 87.1 °F
August 87.0 °F
July 86.6 °F
Warmest sea temp:
October 84.8 °F
September 84.8 °F
August 84.1 °F
Coldest months:
February 80.9 °F
January 81.0 °F
March 81.3 °F
Rainiest months:
May 9 days
September 7 days
June 6 days
Windiest months:
July 12.4 mph
February 11.7 mph
December 11.3 mph

Arecibo on a weather map

Arecibo
+73°F
NW 7 mph
Feels like: +77°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
+73°F
+73°F
+75°F
+73°F
+73°F
+79°F
24 Hours Forecast
Arecibo
Local time: 01:15
December 05, friday
0300
73°F
NW
6 mph
0600
72°F
NW
7 mph
0900
77°F
W
7 mph
1200
86°F
SW
15 mph
1500
84°F
SW
20 mph
1800
77°F
W
17 mph
2100
73°F
W
11 mph
December 06, saturday
0000
73°F
NW
8 mph
Units of measurement: °C / °F