Currently: 82 °F. Passing clouds. (Weather station: Luis Munoz Marin, Puerto Rico). See more current weatherHour-by-hour Forecast in San Juan — Graph
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
78
80
82
84
86
88
90
92
Monday, August 18, 2025
4 am
82
13
5 am
82
12
6 am
82
12
7 am
83
12
8 am
85
12
9 am
86
13
10 am
87
14
11 am
88
15
12 pm
89
15
1 pm
89
15
2 pm
89
15
3 pm
89
14
4 pm
88
13
5 pm
87
11
6 pm
86
10
7 pm
84
10
8 pm
83
9
9 pm
82
8
10 pm
82
7
11 pm
82
7
Tuesday, August 19, 2025
12 am
82
6
1 am
81
6
2 am
81
6
3 am
81
5
4 am
80
5
5 am
80
5
6 am
80
6
7 am
82
7
8 am
84
8
9 am
86
8
10 am
88
8
11 am
90
9
12 pm
91
10
1 pm
91
11
2 pm
91
12
3 pm
91
12
4 pm
91
11
5 pm
89
11
6 pm
88
10
7 pm
85
9
8 pm
84
7
9 pm
83
7
10 pm
82
6
11 pm
82
5
Wednesday, August 20, 2025
12 am
81
5
1 am
81
5
2 am
80
4
3 am
80
4
4 am
80
4
5 am
80
4
6 am
80
5
7 am
82
6
8 am
83
8
9 am
86
8
10 am
88
9
11 am
90
10
12 pm
91
11
1 pm
91
13
2 pm
91
14
3 pm
91
13
4 pm
90
12
5 pm
89
11
6 pm
88
10
7 pm
85
9
8 pm
84
7
9 pm
83
8
10 pm
82
8
11 pm
82
9
Thursday, August 21, 2025
12 am
82
9
1 am
81
9
2 am
81
10
3 am
80
10
4 am
80
9
5 am
80
9
6 am
80
9
7 am
82
9
8 am
84
10
9 am
86
10
10 am
87
12
11 am
88
13
12 pm
89
14
1 pm
89
15
2 pm
90
15
3 pm
89
15
4 pm
89
15
5 pm
87
15
6 pm
86
14
7 pm
84
13
8 pm
82
11
9 pm
82
11
10 pm
82
11
11 pm
82
11
Friday, August 22, 2025
12 am
82
11
1 am
82
11
2 am
82
10
3 am
82
11
4 am
81
12
5 am
81
12
6 am
81
13
0.01
7 am
82
13
0.01
8 am
83
14
0.01
9 am
85
14
10 am
86
15
11 am
87
16
12 pm
88
16
1 pm
88
16
2 pm
88
16
0.01
3 pm
87
15
0.01
4 pm
87
14
0.02
5 pm
86
14
0.03
6 pm
85
14
0.04
7 pm
84
14
0.05
8 pm
83
13
0.05
9 pm
83
14
0.06
10 pm
83
14
0.06
11 pm
83
14
Saturday, August 23, 2025
0.06
12 am
83
15
0.05
1 am
83
15
0.04
2 am
82
16
0.04
3 am
82
17
0.04
4 am
82
19
0.04
5 am
82
21
0.04
6 am
81
19
0.04
7 am
81
18
0.04
8 am
82
17
0.04
9 am
82
17
0.04
10 am
83
17
0.04
11 am
83
18
0.04
12 pm
84
17
0.04
1 pm
86
17
0.03
2 pm
87
16
0.02
3 pm
86
15
0.01
4 pm
86
14
5 pm
85
13
6 pm
84
12
7 pm
82
11
8 pm
82
10
9 pm
82
10
10 pm
81
10
11 pm
81
10
Sunday, August 24, 2025
12 am
81
10
1 am
81
9
2 am
81
9
3 am
81
9
4 am
81
9
5 am
81
9
6 am
81
10
7 am
82
10
8 am
83
10
9 am
86
11
10 am
88
12
11 am
89
14
12 pm
90
15
1 pm
90
15
2 pm
90
16
3 pm
88
16
4 pm
87
15
5 pm
86
15
6 pm
85
13
7 pm
83
11
Mon, Aug 18 at 4:00 am
82 °F
Overcast.
Feels Like: 89 °F
Humidity: 82%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 0%
SSE
Wind: 13 mph
Detailed Hourly Forecast — Next 24 hours
Scroll right to see more
| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 4:00 am Mon, Aug 18 |  | 82 °F | Overcast. | 89 °F | 13 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 82 °F | Overcast. | 89 °F | 12 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 82 °F | Overcast. | 90 °F | 12 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am |  | 83 °F | Overcast. | 92 °F | 12 mph | ↑ | 80% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am | | 85 °F | Overcast. | 95 °F | 12 mph | ↑ | 77% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am | | 86 °F | Overcast. | 97 °F | 13 mph | ↑ | 74% | 10% | 0.00" (snow) 0.00" (rain) |
| 10:00 am | | 87 °F | Overcast. | 98 °F | 14 mph | ↑ | 72% | 10% | 0.00" (snow) 0.00" (rain) |
| 11:00 am | | 88 °F | Overcast. | 100 °F | 15 mph | ↑ | 70% | 10% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm | | 89 °F | Overcast. | 100 °F | 15 mph | ↑ | 68% | 10% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 89 °F | Overcast. | 101 °F | 15 mph | ↑ | 67% | 10% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 89 °F | Overcast. | 101 °F | 15 mph | ↑ | 67% | 10% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 89 °F | Overcast. | 101 °F | 14 mph | ↑ | 67% | 10% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 88 °F | Overcast. | 100 °F | 13 mph | ↑ | 68% | 10% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 87 °F | Overcast. | 98 °F | 11 mph | ↑ | 70% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 86 °F | Overcast. | 96 °F | 10 mph | ↑ | 72% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 84 °F | Overcast. | 94 °F | 10 mph | ↑ | 77% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm | | 83 °F | Overcast. | 91 °F | 9 mph | ↑ | 80% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm | | 82 °F | Overcast. | 90 °F | 8 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 82 °F | Overcast. | 89 °F | 7 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 82 °F | Overcast. | 89 °F | 7 mph | ↑ | 84% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Tue, Aug 19 | | 82 °F | Overcast. | 89 °F | 6 mph | ↑ | 84% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am | | 81 °F | Overcast. | 88 °F | 6 mph | ↑ | 85% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 81 °F | Overcast. | 88 °F | 6 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 81 °F | Overcast. | 87 °F | 5 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Sunday, August 17, 2025 9:42:32 pm San Juan time - Weather by CustomWeather, © 2025 | |||||||||