27.04
sat
sat
Day
81°F
W 11 mph
Precip.
100%
100%
Night
77°F
SW 13 mph
Precip.
83%
83%
28.04
sun
sun
Day
79°F
SW 14 mph
Precip.
100%
100%
Night
75°F
SW 14 mph
Precip.
100%
100%
29.04
mon
mon
Day
79°F
SW 16 mph
Precip.
100%
100%
Night
75°F
SW 14 mph
Precip.
100%
100%
30.04
tue
tue
Day
81°F
W 15 mph
Precip.
100%
100%
Night
75°F
W 15 mph
Precip.
100%
100%
01.05
wed
wed
Day
81°F
W 11 mph
Precip.
100%
100%
Night
75°F
NW 5 mph
Precip.
100%
100%
02.05
thu
thu
Day
82°F
SW 5 mph
Precip.
100%
100%
Night
75°F
W 2 mph
Precip.
73%
73%
03.05
fri
fri
Day
81°F
SW 9 mph
Precip.
100%
100%
Night
77°F
W 6 mph
Precip.
100%
100%
04.05
sat
sat
Day
81°F
W 11 mph
Precip.
100%
100%
Night
77°F
W 9 mph
Precip.
100%
100%
05.05
sun
sun
Day
82°F
W 13 mph
Precip.
100%
100%
Night
77°F
W 11 mph
Precip.
100%
100%
06.05
mon
mon
Day
81°F
W 14 mph
Precip.
100%
100%
Night
77°F
W 11 mph
Precip.
100%
100%
07.05
tue
tue
Day
79°F
W 14 mph
Precip.
100%
100%
Night
77°F
W 11 mph
Precip.
100%
100%
08.05
wed
wed
Day
81°F
W 13 mph
Precip.
100%
100%
Night
77°F
W 10 mph
Precip.
100%
100%
09.05
thu
thu
Day
82°F
W 9 mph
Precip.
100%
100%
Night
77°F
NW 5 mph
Precip.
0%
0%
10.05
fri
fri
Day
84°F
W 9 mph
Precip.
100%
100%
Night
79°F
NW 7 mph
Precip.
100%
100%
sea water
temperature
temperature
San Juan |
monthly
weather
weather
San Juan |
current
weather
weather
San Juan |
7 days
forecast
forecast
San Juan |
Sea water temperature in April, °F
Show year:
2024
2023
2022
The average sea water temperature in April of 2024 was 81.5°F. The highest and lowest sea temperatures during the month were 82.6°F and 80.4°F.
Sea water temperature in May, °F
Show year:
2023
2022
2021
The average sea water temperature in May of 2023 was 82.4°F. The highest and lowest sea temperatures during the month were 83.7°F and 81.1°F.
Air temperature in San Juan, °F
Precipitation total in San Juan, in.
* Charts above show average data for the last 3 years.
Best time for vacation in San Juan
San Juan on a weather map
Places in Puerto Rico:
Name
°F
24 Hours Forecast
San Juan
Local time: 08:26
April 27, saturday
0900
79°F
W
7 mph
7 mph
1200
81°F
W
11 mph
11 mph
1500
79°F
SW
11 mph
11 mph
1800
77°F
W
9 mph
9 mph
2100
77°F
SW
11 mph
11 mph
April 28, sunday
0000
77°F
SW
13 mph
13 mph
0300
75°F
SW
12 mph
12 mph
0600
77°F
SW
11 mph
11 mph