Measurements:
°C
°F
CURRENT WEATHER
10:17
San Juan
88°F
NW 9 mph
Feels like: 96°F
Precip: 16%
World Resorts Puerto Rico San Juan Weather

14 Day Weather Forecast

08.19
wed
DAY
92°F
W 14 mph
precip
14%
NIGHT
84°F
NW 11 mph
precip
26%
08.20
thu
DAY
92°F
W 15 mph
precip
7%
NIGHT
84°F
W 14 mph
precip
20%
08.21
fri
DAY
90°F
W 17 mph
precip
6%
NIGHT
84°F
W 16 mph
precip
30%
08.22
sat
DAY
90°F
W 16 mph
precip
15%
NIGHT
84°F
W 14 mph
precip
26%
08.23
sun
DAY
90°F
W 16 mph
precip
8%
NIGHT
84°F
W 14 mph
precip
31%
08.24
mon
DAY
90°F
W 17 mph
precip
13%
NIGHT
88°F
W 15 mph
precip
17%
08.25
tue
DAY
90°F
W 15 mph
precip
15%
NIGHT
86°F
SW 14 mph
precip
20%
08.26
wed
DAY
88°F
SW 10 mph
precip
23%
NIGHT
82°F
NW 4 mph
precip
13%
08.27
thu
DAY
92°F
W 7 mph
precip
3%
NIGHT
84°F
N 6 mph
precip
30%
08.28
fri
DAY
92°F
W 15 mph
precip
5%
NIGHT
84°F
W 11 mph
precip
12%
08.29
sat
DAY
90°F
W 16 mph
precip
12%
NIGHT
84°F
W 13 mph
precip
31%
08.30
sun
DAY
88°F
W 16 mph
precip
25%
NIGHT
84°F
W 11 mph
precip
34%
08.31
mon
DAY
90°F
W 15 mph
precip
13%
NIGHT
84°F
NW 11 mph
precip
21%
09.01
tue
DAY
90°F
W 16 mph
precip
4%
NIGHT
86°F
W 14 mph
precip
29%

San Juan Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for San Juan was 88.0°F. The maximum and minimum values were 87.6°F and 88.4°F respectively.

San Juan on the Weather Map

Best Time to Visit San Juan
The most sunny months:
June 9 days
March 9 days
October 9 days
The most warm months:
September 91.1 °F
August 91.0 °F
July 90.6 °F
Warmest sea temperature:
October 88.8 °F
September 88.8 °F
August 87.8 °F
The most cold months:
February 84.0 °F
January 84.2 °F
March 84.7 °F
The most rainy months:
October 5 days
September 4 days
November 4 days
The most windy months:
July 12 mph
June 12 mph
February 12 mph
more details
Puerto Rico Resorts:
NAME
F°
Aguadilla +86
Arecibo +88
Isabella +88
Mayaguez +86
Ponce +88
San Juan +88
24 Hours Weather Forecast
San Juan
Local time: 10:17
19 aug, wednesday
1200 92°F
W
14 mph
1500 92°F
W
16 mph
1800 88°F
W
14 mph
2100 86°F
NW
11 mph
20 aug, thursday
0000 84°F
NW
11 mph
0300 84°F
NW
9 mph
0600 84°F
NW
11 mph
0900 88°F
NW
13 mph