22.12
sun
sun
Day
81°F
NW 5 mph
Precip.
0%
0%
Night
79°F
W 7 mph
Precip.
0%
0%
23.12
mon
mon
Day
82°F
W 11 mph
Precip.
0%
0%
Night
79°F
W 11 mph
Precip.
0%
0%
24.12
tue
tue
Day
81°F
W 14 mph
Precip.
0%
0%
Night
79°F
W 12 mph
Precip.
0%
0%
25.12
wed
wed
Day
81°F
W 13 mph
Precip.
100%
100%
Night
77°F
W 9 mph
Precip.
80%
80%
26.12
thu
thu
Day
79°F
W 11 mph
Precip.
100%
100%
Night
75°F
W 9 mph
Precip.
100%
100%
27.12
fri
fri
Day
79°F
W 11 mph
Precip.
100%
100%
Night
75°F
W 8 mph
Precip.
70%
70%
28.12
sat
sat
Day
77°F
W 12 mph
Precip.
100%
100%
Night
75°F
SW 9 mph
Precip.
100%
100%
sea water
temperature
temperature
| San Juan |
monthly
weather
weather
| San Juan |
current
weather
weather
| San Juan |
14 days
forecast
forecast
| San Juan |
Sea water temperature in December, °F
Show year:
2024
2023
2022
The average sea water temperature in December of 2024 was 84.0°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.1°F.
Sea water temperature in January, °F
Show year:
2024
2023
2022
The average sea water temperature in January of 2024 was 81.1°F. The highest and lowest sea temperatures during the month were 81.7°F and 80.6°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: 12:35
December 22, sunday
1500
82°F
W
5 mph
5 mph
1800
81°F
W
9 mph
9 mph
2100
79°F
NW
4 mph
4 mph
December 23, monday
0000
79°F
W
7 mph
7 mph
0300
79°F
NW
6 mph
6 mph
0600
79°F
W
6 mph
6 mph
0900
82°F
W
7 mph
7 mph
1200
82°F
W
11 mph
11 mph
