San Juan (Peru) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 3° Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 3° Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 3° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 2° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 0° Celsius;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 2° Celsius;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 4° Celsius;
Clear.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for San Juan
Today (17 September 2025)
| Time |
21:00
|
22:00
|
23:00
|
|---|---|---|---|
| Weather symbols |  |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
| Temperature |
4°
|
4°
|
4°
|
| Feels like temperature (°C) |
2°
|
2°
|
1°
|
| Wind direction and speed |
NE
5
|
NE
6
|
NNE
7
|
| Wind gust (mph) |
11
|
12
|
14
|
| Visibility |
VG
|
VG
|
VG
|
| Humidity |
81%
|
78%
|
75%
|
| UV | - | - | - |
Thursday (18 September 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
3°
|
9°
|
14°
|
15°
|
17°
|
19°
|
20°
|
20°
|
19°
|
17°
|
15°
|
13°
|
9°
|
5°
|
5°
|
5°
|
4°
|
4°
|
| Feels like temperature (°C) |
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
8°
|
13°
|
15°
|
16°
|
17°
|
17°
|
16°
|
14°
|
13°
|
12°
|
11°
|
8°
|
4°
|
3°
|
2°
|
2°
|
1°
|
| Wind direction and speed (mph) |
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
9
|
NNE
9
|
NNE
6
|
NE
4
|
NE
2
|
NNW
3
|
WSW
5
|
SW
7
|
SW
11
|
SSW
14
|
SSW
14
|
SSW
12
|
SSW
8
|
SSW
5
|
ENE
3
|
NE
5
|
NE
6
|
NE
6
|
NNE
7
|
| Wind gust (mph) |
15
|
16
|
17
|
17
|
17
|
17
|
17
|
14
|
15
|
8
|
12
|
18
|
30
|
34
|
34
|
31
|
26
|
18
|
9
|
9
|
10
|
11
|
12
|
13
|
| 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
|
VG
|
| Humidity |
72%
|
67%
|
64%
|
61%
|
59%
|
58%
|
58%
|
42%
|
26%
|
22%
|
20%
|
20%
|
19%
|
20%
|
21%
|
24%
|
38%
|
41%
|
60%
|
84%
|
76%
|
77%
|
74%
|
70%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 6 | 10 | 14 | 15 | 15 | 12 | 9 | 5 | 2 | 1 | - | - | - | - | - | - |
Friday (19 September 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
9°
|
14°
|
16°
|
18°
|
19°
|
20°
|
19°
|
18°
|
16°
|
15°
|
13°
|
8°
|
5°
|
5°
|
5°
|
4°
|
4°
|
| Feels like temperature (°C) |
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
8°
|
13°
|
15°
|
16°
|
17°
|
17°
|
15°
|
14°
|
13°
|
12°
|
11°
|
7°
|
4°
|
3°
|
3°
|
2°
|
2°
|
| Wind direction and speed (mph) |
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
9
|
NNE
6
|
NE
4
|
SSE
2
|
SW
4
|
SW
6
|
SSW
8
|
SSW
12
|
SSW
14
|
SSW
14
|
SSW
11
|
SSW
8
|
S
5
|
E
3
|
NE
4
|
NE
5
|
NE
6
|
NNE
6
|
| Wind gust (mph) |
14
|
14
|
15
|
15
|
16
|
17
|
16
|
14
|
14
|
9
|
14
|
24
|
33
|
35
|
34
|
30
|
25
|
17
|
8
|
7
|
9
|
10
|
11
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
66%
|
63%
|
61%
|
58%
|
58%
|
56%
|
57%
|
45%
|
35%
|
26%
|
22%
|
21%
|
21%
|
21%
|
23%
|
33%
|
37%
|
40%
|
57%
|
84%
|
75%
|
71%
|
72%
|
69%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 6 | 10 | 14 | 13 | 13 | 8 | 9 | 5 | 2 | 1 | - | - | - | - | - | - |
Saturday (20 September 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
4°
|
10°
|
15°
|
17°
|
19°
|
20°
|
21°
|
21°
|
20°
|
18°
|
16°
|
14°
|
9°
|
4°
|
5°
|
5°
|
4°
|
4°
|
| Feels like temperature (°C) |
1°
|
1°
|
1°
|
1°
|
0°
|
1°
|
1°
|
9°
|
14°
|
16°
|
17°
|
17°
|
18°
|
17°
|
15°
|
14°
|
13°
|
12°
|
7°
|
3°
|
3°
|
3°
|
2°
|
2°
|
| Wind direction and speed (mph) |
NNE
7
|
NNE
7
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
6
|
ENE
3
|
SE
3
|
S
5
|
SSW
6
|
SSW
9
|
SSW
12
|
SSW
14
|
SSW
14
|
SSW
11
|
SSW
8
|
SSW
5
|
NE
2
|
NE
5
|
NE
6
|
NNE
6
|
NNE
6
|
| Wind gust (mph) |
13
|
13
|
14
|
14
|
15
|
16
|
16
|
12
|
11
|
11
|
18
|
26
|
34
|
35
|
35
|
31
|
24
|
17
|
8
|
8
|
10
|
10
|
11
|
12
|
| 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
|
VG
|
| Humidity |
68%
|
66%
|
63%
|
61%
|
58%
|
57%
|
54%
|
38%
|
22%
|
21%
|
20%
|
20%
|
20%
|
20%
|
20%
|
21%
|
26%
|
35%
|
54%
|
83%
|
71%
|
67%
|
67%
|
64%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 6 | 10 | 14 | 15 | 15 | 12 | 9 | 5 | 2 | 1 | - | - | - | - | - | - |
Sunday (21 September 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
4°
|
4°
|
3°
|
3°
|
3°
|
2°
|
3°
|
9°
|
14°
|
17°
|
19°
|
20°
|
21°
|
21°
|
20°
|
19°
|
17°
|
15°
|
8°
|
3°
|
3°
|
4°
|
3°
|
3°
|
| Feels like temperature (°C) |
1°
|
1°
|
0°
|
0°
|
-1°
|
-1°
|
-1°
|
9°
|
14°
|
15°
|
16°
|
16°
|
16°
|
16°
|
15°
|
14°
|
13°
|
12°
|
6°
|
2°
|
1°
|
1°
|
0°
|
-1°
|
| Wind direction and speed (mph) |
NNE
7
|
NNE
7
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
4
|
ENE
2
|
SSW
3
|
SSW
7
|
SSW
10
|
SSW
12
|
SSW
14
|
SSW
15
|
SSW
14
|
SSW
12
|
SSW
9
|
SSW
5
|
NNE
2
|
NNE
5
|
NNE
6
|
NNE
7
|
NNE
8
|
| Wind gust (mph) |
12
|
12
|
13
|
13
|
13
|
14
|
13
|
10
|
7
|
13
|
29
|
34
|
36
|
37
|
37
|
34
|
28
|
18
|
6
|
8
|
11
|
12
|
13
|
14
|
| 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
|
VG
|
| Humidity |
65%
|
65%
|
65%
|
64%
|
63%
|
64%
|
62%
|
40%
|
25%
|
21%
|
18%
|
18%
|
18%
|
19%
|
20%
|
20%
|
20%
|
22%
|
51%
|
83%
|
63%
|
58%
|
56%
|
56%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 6 | 10 | 14 | 15 | 15 | 12 | 9 | 5 | 2 | 1 | - | - | - | - | - | - |
Monday (22 September 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
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
2°
|
1°
|
1°
|
1°
|
0°
|
1°
|
9°
|
14°
|
17°
|
19°
|
21°
|
22°
|
22°
|
20°
|
18°
|
16°
|
14°
|
8°
|
3°
|
4°
|
| Feels like temperature (°C) |
-1°
|
-2°
|
-2°
|
-3°
|
-3°
|
-4°
|
-3°
|
8°
|
14°
|
15°
|
16°
|
17°
|
17°
|
16°
|
15°
|
14°
|
13°
|
12°
|
6°
|
2°
|
1°
|
| Wind direction and speed (mph) |
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
9
|
NNE
9
|
NNE
5
|
NE
2
|
SSW
3
|
SSW
6
|
SSW
8
|
SSW
11
|
SSW
14
|
SSW
15
|
SSW
14
|
SSW
12
|
SSW
8
|
SSW
5
|
NE
3
|
NNE
8
|
| Wind gust (mph) |
14
|
15
|
15
|
15
|
15
|
16
|
16
|
11
|
7
|
12
|
22
|
31
|
36
|
37
|
37
|
32
|
26
|
18
|
8
|
12
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
55%
|
53%
|
53%
|
53%
|
49%
|
46%
|
44%
|
23%
|
18%
|
14%
|
9%
|
7%
|
7%
|
10%
|
18%
|
20%
|
21%
|
23%
|
44%
|
75%
|
55%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 6 | 11 | 14 | 15 | 15 | 13 | 9 | 5 | 2 | 1 | - | - | - |
Tuesday (23 September 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
3°
|
3°
|
10°
|
20°
|
20°
|
15°
|
5°
|
5°
|
| Feels like temperature (°C) |
0°
|
-1°
|
9°
|
17°
|
16°
|
13°
|
4°
|
3°
|
| Wind direction and speed (mph) |
NNE
8
|
NNE
8
|
NNE
6
|
W
4
|
SW
13
|
SSW
10
|
NE
4
|
NNE
7
|
| Wind gust (mph) |
15
|
17
|
22
|
16
|
34
|
23
|
13
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
48%
|
46%
|
36%
|
19%
|
20%
|
33%
|
73%
|
59%
|
| UV | - | - | 3 | 14 | 12 | 2 | - | - |
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Forecast
Forecast for 21:00 (UTC-5), Wed
Updated 01:23 (UTC+1) on Thu 18 Sep 2025
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