World Resorts Puerto Rico San Juan Weather

San Juan Sea Temperature in September

Average sea water temperature in September:
+84.8°F
Minimum sea water temperature in September: 87.8°F
Maximum sea water temperature in September: 82.6°F

Daily sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 86.4°F. The highest and lowest sea temperatures during the month were 87.8°F and 85.5°F.

Monthly sea water temperature in San Juan, °F

Which Puerto Rico resorts have warmest sea in September?

Place name September 2024 September 2023
Ponce 87.0°F 86.7°F
Mayaguez 86.8°F 86.5°F
Aguadilla 86.6°F 86.3°F
San Juan 86.4°F 86.2°F
Isabella 86.4°F 85.8°F
Arecibo 86.3°F 86.4°F

Best time for vacation in San Juan

Sunniest months:
March 10 days
June 10 days
October 9 days
Warmest months:
September 87.1 °F
August 87.0 °F
July 86.7 °F
Warmest sea temp:
October 84.9 °F
September 84.8 °F
August 83.9 °F
Coldest months:
February 80.5 °F
January 80.8 °F
March 81.3 °F
Rainiest months:
November 5 days
October 5 days
September 4 days
Windiest months:
July 12.6 mph
February 11.9 mph
August 11.9 mph

San Juan on a weather map

Current weather
10:46
San Juan
+82°F
SW 4 mph
Feels like: +90°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
Aguadilla
+82°F
Arecibo
+82°F
Isabella
+81°F
Mayaguez
+82°F
Ponce
+84°F
San Juan
+82°F
24 Hours Forecast
San Juan
Local time: 10:46
November 21, thursday
1200
82°F
SW
4 mph
1500
82°F
SW
7 mph
1800
81°F
W
5 mph
2100
79°F
NW
6 mph
November 22, friday
0000
75°F
N
5 mph
0300
73°F
N
4 mph
0600
73°F
N
3 mph
0900
79°F
N
2 mph
Units of measurement: °C / °F