San Juan, Puerto Rico

48 Hour Forecast
Updated:   2025-09-11 @ 7:12 pm

Time Temp   Conditions Precip Humidity Wind

Thursday Sep 11

8:00 PM 81° F Clear   4%   81%   E 8 mph

9:00 PM 81° F Clear   4%   83%   ESE 7 mph

10:00 PM 80° F Clear   4%   81%   ESE 7 mph

11:00 PM 80° F Isolated Rain Showers   6%   86%   ESE 7 mph

Friday Sep 12

12:00 AM 79° F Isolated Rain Showers   6%   87%   SE 6 mph

1:00 AM 79° F Isolated Rain Showers   6%   88%   SE 6 mph

2:00 AM 78° F Isolated Rain Showers   7%   87%   SE 6 mph

3:00 AM 78° F Isolated Rain Showers   7%   88%   SE 5 mph

4:00 AM 78° F Isolated Rain Showers   7%   86%   SE 5 mph

5:00 AM 81° F Scattered Rain Showers   30%   80%   SE 5 mph

6:00 AM 83° F Scattered Rain Showers   30%   76%   ESE 5 mph

7:00 AM 86° F Scattered Rain Showers   30%   71%   ESE 6 mph

8:00 AM 87° F Isolated Rain Showers   20%   69%   ESE 8 mph

9:00 AM 89° F Isolated Rain Showers   20%   64%   E 9 mph

10:00 AM 90° F Isolated Rain Showers   20%   64%   E 12 mph

11:00 AM 91° F Chance Showers And Thunderstorms   60%   62%   E 13 mph

12:00 PM 91° F Chance Showers And Thunderstorms   60%   62%   E 14 mph

1:00 PM 91° F Chance Showers And Thunderstorms   60%   62%   E 14 mph

2:00 PM 90° F Scattered Rain Showers   30%   63%   E 13 mph

3:00 PM 88° F Scattered Rain Showers   30%   65%   E 13 mph

4:00 PM 85° F Scattered Rain Showers   30%   71%   E 12 mph

5:00 PM 84° F Scattered Rain Showers   30%   75%   E 10 mph

6:00 PM 83° F Scattered Rain Showers   30%   77%   ESE 9 mph

7:00 PM 82° F Scattered Rain Showers   30%   80%   ESE 8 mph

8:00 PM 81° F Isolated Rain Showers   20%   82%   ESE 7 mph

9:00 PM 81° F Isolated Rain Showers   20%   83%   SE 7 mph

10:00 PM 80° F Isolated Rain Showers   20%   85%   SE 7 mph

11:00 PM 80° F Scattered Rain Showers   30%   86%   SE 6 mph

Saturday Sep 13

12:00 AM 79° F Scattered Rain Showers   30%   87%   SSE 6 mph

1:00 AM 79° F Scattered Rain Showers   30%   89%   SSE 6 mph

2:00 AM 78° F Isolated Rain Showers   8%   89%   SSE 6 mph

3:00 AM 78° F Isolated Rain Showers   8%   88%   SSE 6 mph

4:00 AM 78° F Isolated Rain Showers   8%   86%   SSE 6 mph

5:00 AM 81° F Isolated Rain Showers   6%   82%   SE 6 mph

6:00 AM 83° F Isolated Rain Showers   6%   77%   SE 6 mph

7:00 AM 86° F Isolated Rain Showers   6%   73%   ESE 7 mph

8:00 AM 87° F Isolated Rain Showers   10%   70%   ESE 9 mph

9:00 AM 89° F Isolated Rain Showers   10%   66%   ESE 10 mph

10:00 AM 90° F Isolated Rain Showers   10%   64%   E 13 mph

11:00 AM 91° F Chance Showers And Thunderstorms   60%   62%   E 14 mph

12:00 PM 91° F Chance Showers And Thunderstorms   60%   62%   E 14 mph

1:00 PM 91° F Chance Showers And Thunderstorms   60%   62%   E 14 mph

2:00 PM 90° F Chance Showers And Thunderstorms   60%   63%   E 14 mph

3:00 PM 88° F Chance Showers And Thunderstorms   60%   67%   E 13 mph

4:00 PM 85° F Chance Showers And Thunderstorms   60%   74%   E 12 mph

5:00 PM 84° F Isolated Rain Showers   20%   77%   E 10 mph

6:00 PM 83° F Isolated Rain Showers   20%   78%   ESE 10 mph

7:00 PM 82° F Isolated Rain Showers   20%   80%   ESE 9 mph