San Juan (Puerto Rico) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 25° Celsius; -
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius; -
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius; -
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 25° Celsius;
-
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 24° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 24° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 24° Celsius;
Sunny.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for San Juan
Today (19 December 2025)
| Time |
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
| Chance of precipitation |
30%
|
20%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
28°
|
28°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
27°
|
| Wind direction and speed |
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
9
|
ENE
8
|
E
8
|
| Wind gust (mph) |
21
|
21
|
21
|
20
|
18
|
17
|
15
|
15
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
67%
|
73%
|
74%
|
75%
|
75%
|
76%
|
79%
|
| UV | 1 | 1 | - | - | - | - | - | - |
Saturday (20 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
 |
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
60%
|
80%
|
60%
|
60%
|
60%
|
60%
|
60%
|
60%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
26°
|
27°
|
27°
|
27°
|
27°
|
28°
|
28°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
28°
|
27°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
| Wind direction and speed (mph) |
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
ENE
10
|
| Wind gust (mph) |
13
|
13
|
13
|
13
|
13
|
13
|
13
|
14
|
18
|
21
|
22
|
22
|
22
|
22
|
22
|
21
|
21
|
20
|
20
|
19
|
19
|
18
|
18
|
18
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
83%
|
83%
|
84%
|
84%
|
84%
|
84%
|
84%
|
84%
|
83%
|
76%
|
75%
|
73%
|
71%
|
70%
|
69%
|
70%
|
71%
|
73%
|
75%
|
76%
|
76%
|
78%
|
78%
|
80%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 6 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Sunday (21 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
40%
|
50%
|
50%
|
30%
|
40%
|
40%
|
40%
|
60%
|
40%
|
30%
|
20%
|
10%
|
20%
|
10%
|
10%
|
| Temperature (°C) |
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
26°
|
26°
|
27°
|
27°
|
28°
|
28°
|
28°
|
28°
|
28°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
26°
|
26°
|
26°
|
26°
|
26°
|
26°
|
26°
|
26°
|
27°
|
27°
|
27°
|
28°
|
28°
|
28°
|
29°
|
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
| Wind direction and speed (mph) |
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
11
|
E
11
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
E
10
|
ENE
10
|
ENE
10
|
ENE
10
|
E
9
|
E
9
|
E
9
|
| Wind gust (mph) |
18
|
18
|
18
|
18
|
18
|
17
|
17
|
18
|
21
|
22
|
23
|
23
|
23
|
22
|
21
|
20
|
20
|
19
|
19
|
19
|
18
|
18
|
17
|
16
|
| Visibility (description) |
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
81%
|
83%
|
83%
|
83%
|
83%
|
83%
|
83%
|
83%
|
81%
|
76%
|
74%
|
73%
|
68%
|
66%
|
67%
|
68%
|
68%
|
73%
|
76%
|
77%
|
81%
|
83%
|
84%
|
85%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 5 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Monday (22 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
30%
|
30%
|
20%
|
20%
|
30%
|
20%
|
30%
|
40%
|
60%
|
70%
|
60%
|
50%
|
60%
|
50%
|
60%
|
50%
|
40%
|
30%
|
20%
|
30%
|
30%
|
30%
|
30%
|
| Temperature (°C) |
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
26°
|
26°
|
27°
|
27°
|
28°
|
28°
|
28°
|
28°
|
28°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
| Feels like temperature (°C) |
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
28°
|
28°
|
29°
|
29°
|
29°
|
29°
|
29°
|
29°
|
28°
|
28°
|
27°
|
27°
|
27°
|
27°
|
27°
|
| Wind direction and speed (mph) |
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
9
|
E
9
|
E
9
|
E
9
|
E
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
8
|
ENE
8
|
| Wind gust (mph) |
16
|
15
|
15
|
15
|
14
|
13
|
13
|
14
|
16
|
18
|
19
|
20
|
20
|
20
|
20
|
19
|
19
|
18
|
18
|
18
|
17
|
17
|
16
|
16
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
86%
|
86%
|
86%
|
86%
|
87%
|
87%
|
89%
|
85%
|
82%
|
76%
|
74%
|
69%
|
67%
|
66%
|
66%
|
68%
|
72%
|
74%
|
76%
|
78%
|
79%
|
80%
|
81%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 5 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Tuesday (23 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
30%
|
30%
|
20%
|
10%
|
10%
|
20%
|
60%
|
60%
|
60%
|
80%
|
80%
|
80%
|
70%
|
60%
|
60%
|
40%
|
40%
|
20%
|
20%
|
30%
|
| Temperature (°C) |
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
25°
|
26°
|
26°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
25°
|
| Feels like temperature (°C) |
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
26°
|
26°
|
26°
|
26°
|
| Wind direction and speed (mph) |
ENE
8
|
ENE
8
|
ENE
8
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
9
|
ENE
10
|
ENE
11
|
ENE
11
|
ENE
12
|
ENE
12
|
ENE
12
|
ENE
12
|
ENE
12
|
ENE
13
|
ENE
12
|
ENE
11
|
ENE
11
|
ENE
10
|
| Wind gust (mph) |
15
|
15
|
15
|
16
|
16
|
16
|
16
|
17
|
20
|
22
|
24
|
24
|
25
|
25
|
25
|
26
|
25
|
24
|
23
|
22
|
21
|
20
|
| Visibility (description) |
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
84%
|
84%
|
85%
|
85%
|
84%
|
84%
|
84%
|
82%
|
78%
|
75%
|
74%
|
72%
|
70%
|
68%
|
68%
|
69%
|
71%
|
74%
|
76%
|
77%
|
83%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 5 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - |
Wednesday (24 December 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
70%
|
70%
|
70%
|
40%
|
20%
|
20%
|
| Temperature (°C) |
25°
|
25°
|
25°
|
26°
|
27°
|
27°
|
26°
|
25°
|
| Feels like temperature (°C) |
26°
|
25°
|
26°
|
27°
|
27°
|
27°
|
26°
|
26°
|
| Wind direction and speed (mph) |
ENE
10
|
ENE
9
|
E
9
|
ENE
10
|
ENE
11
|
ENE
11
|
ENE
10
|
ENE
10
|
| Wind gust (mph) |
19
|
18
|
22
|
22
|
22
|
22
|
20
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
83%
|
84%
|
82%
|
76%
|
72%
|
73%
|
78%
|
80%
|
| UV | - | - | 1 | 6 | 5 | 1 | - | - |
Thursday (25 December 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
30%
|
60%
|
80%
|
80%
|
30%
|
10%
|
10%
|
| Temperature (°C) |
25°
|
25°
|
25°
|
26°
|
26°
|
26°
|
25°
|
25°
|
| Feels like temperature (°C) |
25°
|
25°
|
25°
|
25°
|
26°
|
25°
|
25°
|
25°
|
| Wind direction and speed (mph) |
ENE
10
|
NE
11
|
ENE
11
|
NE
13
|
NE
14
|
ENE
13
|
ENE
12
|
ENE
11
|
| Wind gust (mph) |
20
|
22
|
27
|
28
|
29
|
25
|
23
|
21
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
83%
|
84%
|
81%
|
75%
|
73%
|
76%
|
78%
|
78%
|
| UV | - | - | 1 | 6 | 5 | 1 | - | - |
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Forecast
Forecast for 4pm (UTC-4) Friday
Updated 18:23 (UTC) on Fri 19 Dec 2025
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