World Resorts Puerto Rico San Juan Weather

San Juan sea water temperature

Current sea water temperature:
+81.9°F
Minimum sea water temperature in March: 81.9°F
Maximum sea water temperature in March: 78.1°F
Average sea water temperature in March: 79.4°F

Sea water temperature for the last 10 days:

March 28 81.9°F March 23 81.3°F
March 27 81.5°F March 22 81.5°F
March 26 81.1°F March 21 81.0°F
March 25 81.0°F March 20 80.4°F
March 24 81.1°F March 19 80.2°F

When is the warmest sea in San Juan?

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

Monthly Sea Temperatures in San Juan, °F

Sea water temperature in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 86.2°F. The highest and lowest sea temperatures during the month were 86.7°F and 85.6°F.

Sea water temperature in October, °F

Show year:
2023
2022
2021

The average sea water temperature in October of 2023 was 86.1°F. The highest and lowest sea temperatures during the month were 86.7°F and 85.1°F.

Sea water temperature in August, °F

Show year:
2023
2022
2021

The average sea water temperature in August of 2023 was 85.3°F. The highest and lowest sea temperatures during the month were 86.0°F and 84.6°F.

Best time for vacation in San Juan

Sunniest months:
June 11 days
March 10 days
October 9 days
Warmest months:
September 87.1 °F
August 87.0 °F
July 86.7 °F
Warmest sea temp:
September 84.7 °F
October 84.7 °F
August 83.8 °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
June 11.9 mph

San Juan on a weather map

San Juan
+70°F
E 5 mph
Feels like: +70°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
+72°F
+68°F
+70°F
+70°F
+66°F
+70°F
24 Hours Forecast
San Juan
Local time: 04:54
March 28, thursday
0600
70°F
E
5 mph
0900
75°F
E
7 mph
1200
79°F
SE
10 mph
1500
79°F
SE
12 mph
1800
77°F
SE
11 mph
2100
73°F
E
7 mph
March 29, friday
0000
73°F
E
8 mph
0300
72°F
E
9 mph
Units of measurement: °C / °F