San Juan (Argentina) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 38° Celsius; Minimum nighttime temperature: 25° Celsius;
Maximum daytime temperature: 38° Celsius; Minimum nighttime temperature: 25° Celsius; -
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 22° Celsius;
Maximum daytime temperature: 32° Celsius; Minimum nighttime temperature: 22° Celsius; -
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 33° Celsius; Minimum nighttime temperature: 23° Celsius;
-
Maximum daytime temperature: 35° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 35° Celsius; Minimum nighttime temperature: 24° Celsius;
-
Maximum daytime temperature: 38° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 38° Celsius; Minimum nighttime temperature: 24° Celsius;
-
Maximum daytime temperature: 36° Celsius; Minimum nighttime temperature: 23° Celsius;
Maximum daytime temperature: 36° Celsius; Minimum nighttime temperature: 23° Celsius;
-
Maximum daytime temperature: 40° Celsius; Minimum nighttime temperature: 24° Celsius;
Maximum daytime temperature: 40° Celsius; Minimum nighttime temperature: 24° Celsius;
Sunny changing to thunder showers by nighttime.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for San Juan
Today (4 February 2026)
| Time |
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%
|
10%
|
30%
|
70%
|
60%
|
| Temperature |
30°
|
31°
|
33°
|
35°
|
37°
|
38°
|
38°
|
38°
|
37°
|
36°
|
34°
|
33°
|
30°
|
| Feels like temperature (°C) |
29°
|
31°
|
33°
|
35°
|
36°
|
36°
|
37°
|
36°
|
35°
|
35°
|
34°
|
33°
|
31°
|
| Wind direction and speed |
SSE
10
|
SSE
9
|
SSE
9
|
SSE
9
|
SSE
9
|
SSE
10
|
SSE
10
|
SSE
12
|
SSE
13
|
SSE
12
|
S
12
|
S
10
|
S
9
|
| Wind gust (mph) |
20
|
21
|
21
|
21
|
22
|
23
|
25
|
26
|
26
|
24
|
22
|
19
|
16
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
50%
|
41%
|
40%
|
39%
|
26%
|
21%
|
21%
|
21%
|
24%
|
35%
|
39%
|
42%
|
55%
|
| UV | 9 | 12 | 13 | 13 | 11 | 8 | 5 | 2 | 1 | 1 | - | - | - |
Thursday (5 February 2026)
| 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 |
30%
|
50%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
29°
|
28°
|
27°
|
27°
|
26°
|
26°
|
25°
|
25°
|
25°
|
25°
|
26°
|
27°
|
28°
|
29°
|
31°
|
31°
|
32°
|
32°
|
32°
|
31°
|
30°
|
29°
|
28°
|
27°
|
| Feels like temperature (°C) |
30°
|
30°
|
29°
|
29°
|
28°
|
27°
|
26°
|
26°
|
26°
|
25°
|
25°
|
26°
|
27°
|
29°
|
30°
|
30°
|
30°
|
30°
|
30°
|
29°
|
28°
|
27°
|
27°
|
25°
|
| Wind direction and speed (mph) |
S
7
|
SSE
6
|
S
5
|
S
6
|
S
7
|
S
7
|
S
8
|
SSE
8
|
S
9
|
S
11
|
SSE
12
|
SSE
13
|
SSE
13
|
SSE
13
|
SSE
14
|
SSE
13
|
SSE
14
|
SSE
14
|
SSE
14
|
SSE
14
|
S
13
|
S
13
|
S
13
|
S
13
|
| Wind gust (mph) |
13
|
11
|
11
|
13
|
14
|
15
|
15
|
18
|
22
|
23
|
25
|
26
|
27
|
28
|
28
|
29
|
29
|
29
|
28
|
26
|
26
|
25
|
25
|
24
|
| 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 |
63%
|
69%
|
74%
|
75%
|
77%
|
79%
|
81%
|
82%
|
81%
|
78%
|
74%
|
67%
|
60%
|
55%
|
48%
|
44%
|
43%
|
41%
|
42%
|
42%
|
43%
|
46%
|
53%
|
55%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 6 | 8 | 11 | 13 | 12 | 10 | 8 | 5 | 2 | 1 | 1 | - | - | - |
Friday (6 February 2026)
| 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 |
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
26°
|
25°
|
24°
|
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
23°
|
24°
|
25°
|
27°
|
29°
|
30°
|
32°
|
33°
|
33°
|
33°
|
33°
|
32°
|
30°
|
29°
|
28°
|
| Feels like temperature (°C) |
24°
|
23°
|
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
22°
|
23°
|
23°
|
25°
|
27°
|
29°
|
30°
|
32°
|
33°
|
33°
|
33°
|
33°
|
31°
|
30°
|
30°
|
30°
|
| Wind direction and speed (mph) |
S
13
|
S
12
|
S
11
|
S
10
|
S
9
|
S
8
|
S
7
|
S
6
|
S
5
|
S
7
|
SSE
7
|
SSE
6
|
SSE
6
|
SSE
6
|
SSE
7
|
SSE
7
|
SSE
7
|
SSE
8
|
SSE
9
|
SSE
9
|
SSE
10
|
SSE
8
|
SSE
6
|
S
5
|
| Wind gust (mph) |
23
|
22
|
21
|
19
|
17
|
15
|
14
|
12
|
14
|
16
|
16
|
16
|
17
|
18
|
18
|
19
|
20
|
20
|
20
|
20
|
18
|
15
|
12
|
10
|
| 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 |
61%
|
63%
|
65%
|
68%
|
68%
|
68%
|
69%
|
71%
|
67%
|
63%
|
57%
|
54%
|
44%
|
40%
|
40%
|
39%
|
37%
|
33%
|
32%
|
38%
|
40%
|
42%
|
44%
|
55%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 12 | 13 | 11 | 11 | 8 | 5 | 2 | 1 | 1 | - | - | - |
Saturday (7 February 2026)
| 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature (°C) |
27°
|
27°
|
26°
|
25°
|
25°
|
24°
|
24°
|
23°
|
24°
|
25°
|
27°
|
28°
|
30°
|
31°
|
32°
|
33°
|
34°
|
34°
|
34°
|
34°
|
32°
|
31°
|
30°
|
29°
|
| Feels like temperature (°C) |
29°
|
29°
|
28°
|
27°
|
27°
|
26°
|
25°
|
25°
|
26°
|
26°
|
27°
|
29°
|
30°
|
32°
|
33°
|
34°
|
35°
|
35°
|
35°
|
34°
|
33°
|
32°
|
31°
|
30°
|
| Wind direction and speed (mph) |
S
4
|
SSW
3
|
SW
3
|
SSW
3
|
SSW
4
|
SSW
4
|
SSW
4
|
SW
4
|
SW
3
|
S
4
|
SSE
5
|
SSE
5
|
SE
6
|
SE
5
|
SE
5
|
SE
6
|
SE
6
|
SSE
5
|
SSE
6
|
SE
6
|
SE
6
|
NE
6
|
NNE
6
|
N
6
|
| Wind gust (mph) |
8
|
6
|
6
|
7
|
8
|
7
|
8
|
7
|
10
|
13
|
14
|
15
|
16
|
17
|
17
|
17
|
17
|
16
|
16
|
15
|
14
|
13
|
14
|
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 |
62%
|
69%
|
75%
|
76%
|
75%
|
76%
|
77%
|
77%
|
65%
|
61%
|
57%
|
53%
|
44%
|
42%
|
40%
|
38%
|
34%
|
31%
|
33%
|
35%
|
42%
|
52%
|
53%
|
56%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 12 | 10 | 7 | 4 | 2 | 1 | 1 | - | - | - |
Sunday (8 February 2026)
| 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
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
28°
|
27°
|
27°
|
26°
|
25°
|
25°
|
24°
|
24°
|
25°
|
27°
|
29°
|
30°
|
32°
|
34°
|
35°
|
36°
|
37°
|
38°
|
38°
|
37°
|
36°
|
33°
|
| Feels like temperature (°C) |
29°
|
29°
|
28°
|
28°
|
27°
|
26°
|
26°
|
25°
|
27°
|
28°
|
29°
|
31°
|
32°
|
34°
|
35°
|
37°
|
38°
|
38°
|
38°
|
38°
|
36°
|
33°
|
| Wind direction and speed (mph) |
N
7
|
N
5
|
N
5
|
NNE
5
|
NNE
5
|
N
5
|
N
5
|
N
4
|
N
3
|
NNE
5
|
NNE
7
|
NNE
7
|
NE
7
|
NE
6
|
NE
6
|
NE
6
|
NE
5
|
NE
5
|
NNE
5
|
NNE
6
|
N
8
|
N
10
|
| Wind gust (mph) |
12
|
10
|
9
|
9
|
10
|
10
|
8
|
8
|
12
|
16
|
17
|
18
|
18
|
18
|
18
|
17
|
17
|
16
|
15
|
16
|
20
|
21
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
61%
|
63%
|
67%
|
70%
|
70%
|
72%
|
75%
|
76%
|
65%
|
61%
|
55%
|
47%
|
42%
|
39%
|
34%
|
31%
|
26%
|
24%
|
23%
|
24%
|
37%
|
41%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 12 | 11 | 8 | 5 | 2 | 1 | 1 | - |
Monday (9 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
29°
|
26°
|
25°
|
27°
|
31°
|
34°
|
36°
|
32°
|
| Feels like temperature (°C) |
29°
|
27°
|
26°
|
27°
|
30°
|
33°
|
34°
|
32°
|
| Wind direction and speed (mph) |
N
8
|
NNE
6
|
SSE
6
|
SSE
10
|
SSE
12
|
SSE
11
|
SSE
10
|
SSE
7
|
| Wind gust (mph) |
17
|
15
|
20
|
28
|
28
|
26
|
22
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
55%
|
67%
|
73%
|
65%
|
43%
|
31%
|
25%
|
38%
|
| UV | - | - | - | 3 | 11 | 10 | 2 | - |
Tuesday (10 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
28°
|
25°
|
24°
|
27°
|
34°
|
38°
|
40°
|
34°
|
| Feels like temperature (°C) |
30°
|
27°
|
26°
|
28°
|
34°
|
38°
|
39°
|
34°
|
| Wind direction and speed (mph) |
WNW
3
|
NNW
3
|
NNW
3
|
NE
3
|
NE
7
|
NE
8
|
NE
9
|
ENE
9
|
| Wind gust (mph) |
8
|
7
|
7
|
14
|
22
|
23
|
24
|
19
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
61%
|
69%
|
74%
|
48%
|
36%
|
21%
|
20%
|
35%
|
| UV | - | - | - | 3 | 12 | 11 | 2 | - |
Tooltip header
UK video forecast
weather map
Forecast
Forecast for 11am (UTC-3) Wednesday
Updated 12:18 (UTC) on Wed 4 Feb 2026
Loading map...
More from the Met Office
-
CAUSES OF CLIMATE CHANGE
Causes of climate change
Read -
WEATHER
Red sky at night and other weather lore
Read -
MET OFFICE FOR SCHOOLS
Weather warriors - lesson plan
Read -
MET OFFICE FOR SCHOOLS
Bringing data to life - lesson plan
Read -
WEATHER
Wind flow
Read -
SEASONAL ADVICE
3 tips for staying safe in fog
Read