World Resorts Puerto Rico San Juan Weather

San Juan 14 Days Forecast

12.01
mon
Day
82°F
W 12 mph
Precip.
0%
Night
77°F
W 9 mph
Precip.
0%
13.01
tue
Day
79°F
W 12 mph
Precip.
0%
Night
77°F
NW 7 mph
Precip.
0%
14.01
wed
Day
81°F
W 11 mph
Precip.
0%
Night
75°F
NW 7 mph
Precip.
67%
15.01
thu
Day
82°F
W 12 mph
Precip.
100%
Night
75°F
NW 7 mph
Precip.
0%
16.01
fri
Day
81°F
W 11 mph
Precip.
100%
Night
75°F
W 11 mph
Precip.
100%
17.01
sat
Day
81°F
W 15 mph
Precip.
100%
Night
75°F
W 14 mph
Precip.
100%
18.01
sun
Day
81°F
W 16 mph
Precip.
100%
Night
75°F
W 12 mph
Precip.
86%
19.01
mon
Day
81°F
W 17 mph
Precip.
45%
Night
75°F
W 13 mph
Precip.
23%
20.01
tue
Day
81°F
W 17 mph
Precip.
100%
Night
75°F
W 17 mph
Precip.
76%
21.01
wed
Day
79°F
W 19 mph
Precip.
100%
Night
75°F
W 16 mph
Precip.
100%
22.01
thu
Day
81°F
W 16 mph
Precip.
100%
Night
75°F
W 14 mph
Precip.
100%
23.01
fri
Day
81°F
W 17 mph
Precip.
100%
Night
77°F
SW 15 mph
Precip.
100%
24.01
sat
Day
81°F
W 19 mph
Precip.
100%
Night
77°F
SW 17 mph
Precip.
24%
25.01
sun
Day
79°F
W 17 mph
Precip.
51%
Night
75°F
SW 12 mph
Precip.
100%

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 81.5°F. The highest and lowest sea temperatures during the month were 82.4°F and 80.8°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

Sunniest months:
June 10 days
March 10 days
April 9 days
Warmest months:
September 87.0 °F
August 86.9 °F
July 86.5 °F
Warmest sea temp:
October 84.9 °F
September 84.9 °F
August 84.0 °F
Coldest months:
February 80.6 °F
January 80.8 °F
March 81.3 °F
Rainiest months:
October 5 days
September 4 days
November 4 days
Windiest months:
July 12.6 mph
February 12.0 mph
June 11.8 mph

San Juan on a weather map

Current weather
18:20
San Juan
+81°F
W 11 mph
Feels like: +84°F
Precip.: 0%
Places in Puerto Rico:
Name
°F
Aguadilla
+79°F
Arecibo
+77°F
Isabella
+77°F
Mayaguez
+75°F
Ponce
+77°F
San Juan
+81°F
24 Hours Forecast
San Juan
Local time: 18:20
January 12, monday
2100
77°F
W
10 mph
January 13, tuesday
0000
77°F
W
9 mph
0300
77°F
W
8 mph
0600
77°F
W
7 mph
0900
77°F
W
8 mph
1200
79°F
W
12 mph
1500
79°F
W
13 mph
1800
77°F
W
12 mph
Units of measurement: °C / °F