Weather Forecast for San Juan
San Juan, Argentina
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Current Weather - San Juan: 17°C
Current Weather - San Juan: 17°C
San Juan, Argentina
Partly Cloudy
Feels like 14°C
Wind
5 km/h NNW
Humidity
37%
Pressure
1015 mb
UV Index
1
Visibility
10 km
Sunny
Friday, September 18, 2026
High
28°C
Low
17°C
Rain Chance
2%
Hourly Forecast
23°C
24°C
25°C
25°C
25°C
24°C
24°C
28°C
27°C
27°C
Day Statistics
Maximum Wind
15 km/h
Humidity
28%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
07:28 AM
Sunset
07:27 PM
Moonrise
12:18 PM
Moonset
02:28 AM
Moon Phase
First Quarter
Moon Illumination
53%
Air Quality
PM2.5
11.5
μg/m³
PM10
45.1
μg/m³
NO₂
5.9
μg/m³
O₃
57.5
μg/m³
SO₂
1.6
μg/m³
CO
234
μg/m³
Sunny
Saturday, September 19, 2026
High
31°C
Low
18°C
Rain Chance
2%
Hourly Forecast
26°C
26°C
25°C
25°C
24°C
23°C
23°C
22°C
22°C
18°C
20°C
22°C
24°C
25°C
26°C
27°C
27°C
28°C
28°C
27°C
31°C
29°C
28°C
27°C
Day Statistics
Maximum Wind
20 km/h
Humidity
24%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
07:27 AM
Sunset
07:28 PM
Moonrise
01:14 PM
Moonset
03:19 AM
Moon Phase
First Quarter
Moon Illumination
63%
Air Quality
PM2.5
16.2
μg/m³
PM10
102.3
μg/m³
NO₂
3.5
μg/m³
O₃
61.9
μg/m³
SO₂
1.1
μg/m³
CO
148.5
μg/m³
Sunny
Sunday, September 20, 2026
High
27°C
Low
20°C
Rain Chance
3%
Hourly Forecast
24°C
22°C
22°C
22°C
25°C
24°C
23°C
23°C
24°C
20°C
22°C
23°C
24°C
24°C
25°C
26°C
27°C
27°C
26°C
25°C
24°C
24°C
26°C
24°C
Day Statistics
Maximum Wind
39 km/h
Humidity
29%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
07:26 AM
Sunset
07:29 PM
Moonrise
02:11 PM
Moonset
04:04 AM
Moon Phase
Waxing Gibbous
Moon Illumination
73%
Air Quality
PM2.5
17.4
μg/m³
PM10
126.9
μg/m³
NO₂
2.8
μg/m³
O₃
61.5
μg/m³
SO₂
0.9
μg/m³
CO
99.8
μg/m³
Sunny
Monday, September 21, 2026
High
23°C
Low
15°C
Rain Chance
2%
Hourly Forecast
20°C
20°C
21°C
20°C
19°C
18°C
18°C
17°C
15°C
16°C
17°C
19°C
20°C
21°C
22°C
23°C
23°C
23°C
22°C
21°C
20°C
21°C
18°C
18°C
Day Statistics
Maximum Wind
33 km/h
Humidity
29%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
07:24 AM
Sunset
07:29 PM
Moonrise
03:09 PM
Moonset
04:42 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Air Quality
PM2.5
21.4
μg/m³
PM10
180.2
μg/m³
NO₂
3.6
μg/m³
O₃
52.2
μg/m³
SO₂
1.1
μg/m³
CO
96.6
μg/m³
Sunny
Tuesday, September 22, 2026
High
29°C
Low
15°C
Rain Chance
1%
Hourly Forecast
21°C
19°C
19°C
21°C
18°C
18°C
19°C
17°C
16°C
15°C
15°C
17°C
20°C
21°C
23°C
25°C
26°C
26°C
27°C
27°C
28°C
29°C
28°C
27°C
Day Statistics
Maximum Wind
14 km/h
Humidity
31%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
07:23 AM
Sunset
07:30 PM
Moonrise
04:05 PM
Moonset
05:16 AM
Moon Phase
Waxing Gibbous
Moon Illumination
89%
Air Quality
PM2.5
5.2
μg/m³
PM10
10.5
μg/m³
NO₂
5.7
μg/m³
O₃
43.1
μg/m³
SO₂
1.5
μg/m³
CO
134.2
μg/m³
Overcast
Wednesday, September 23, 2026
High
31°C
Low
20°C
Rain Chance
6%
Hourly Forecast
27°C
26°C
25°C
25°C
24°C
23°C
23°C
22°C
21°C
20°C
23°C
26°C
29°C
30°C
30°C
31°C
31°C
31°C
31°C
31°C
31°C
31°C
30°C
30°C
Day Statistics
Maximum Wind
47 km/h
Humidity
18%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
07:22 AM
Sunset
07:30 PM
Moonrise
05:01 PM
Moonset
05:45 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Partly Cloudy
Thursday, September 24, 2026
High
31°C
Low
24°C
Rain Chance
2%
Hourly Forecast
30°C
30°C
30°C
31°C
31°C
30°C
30°C
29°C
27°C
26°C
27°C
28°C
29°C
29°C
30°C
30°C
29°C
29°C
28°C
27°C
26°C
25°C
24°C
24°C
Day Statistics
Maximum Wind
59 km/h
Humidity
9%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
2%
Snow Chance
0%
Sun & Moon
Sunrise
07:20 AM
Sunset
07:31 PM
Moonrise
05:57 PM
Moonset
06:13 AM
Moon Phase
Full Moon
Moon Illumination
99%
Solar Radiation Data
Shortwave Radiation
30.61
Diffuse Radiation
7.29
DNI
0
GTI
0
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