World Resorts Puerto Rico Arecibo Weather

Arecibo Sea Temperature in September

Average sea water temperature in September:
+84.8°F
Minimum sea water temperature in September: 87.3°F
Maximum sea water temperature in September: 81.5°F

Daily 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.

Monthly sea water temperature in Arecibo, °F

Which Puerto Rico resorts have warmest sea in September?

Place name September 2025 September 2024
Ponce 86.3°F 87.0°F
Aguadilla 86.1°F 86.6°F
Mayaguez 86.1°F 86.8°F
Isabella 85.9°F 86.4°F
Arecibo 85.8°F 86.3°F
San Juan 85.7°F 86.4°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
+75°F
W 9 mph
Feels like: +79°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
+73°F
+75°F
+75°F
+75°F
+73°F
+77°F
24 Hours Forecast
Arecibo
Local time: 00:59
December 22, monday
0300
75°F
W
8 mph
0600
75°F
W
7 mph
0900
79°F
W
11 mph
1200
86°F
SW
15 mph
1500
84°F
SW
17 mph
1800
79°F
SW
12 mph
2100
73°F
SW
12 mph
December 23, tuesday
0000
75°F
SW
11 mph
Units of measurement: °C / °F