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Weather in San Luis, Argentina 🇦🇷

Current Weather in San Luis

Clear
8°C
Feels like 2°C. Clear.
🌬️ 45 km/h E
💧 52% Humidity
🧭 1011 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: -2°C
🌅 Sunrise: 07:40 AM
🌇 Sunset: 07:09 PM
Map Overlays:

San Luis currently sits at 8°C, clear, feeling like 2°C. Relative humidity is 52%, with winds around 45 km/h, and the UV index is 0 (low). Across the coming days, San Luis should see roughly 0°C to 14°C.

Hourly Forecast for San Luis

01:00
Clear
2%
02:00
Patchy rain nearby
12%
03:00
Clear
3%
04:00
Clear
5%
05:00
Clear
5%
06:00
Clear
4%
07:00
Clear
3%
08:00
Sunny
3%
09:00
Sunny
3%
10:00
Sunny
2%
11:00
Sunny
1%
12:00
Sunny
10°
1%
13:00
Sunny
11°
1%
14:00
Sunny
12°
1%
15:00
Sunny
12°
0%
16:00
Sunny
12°
0%
17:00
Sunny
12°
0%
18:00
Sunny
11°
0%
19:00
Sunny
0%
20:00
Clear
11°
1%
21:00
Clear
12°
1%
22:00
Clear
14°
1%
23:00
Clear
14°
0%
00:00
Clear
14°
1%

14-Day Forecast for San Luis

Thu, Sep 03
Sunny Sunny
14° /
Fri, Sep 04
Sunny Sunny
14° /
Sat, Sep 05
Sunny Sunny
/
Sun, Sep 06
Sunny Sunny
/ -3°
Mon, Sep 07
Sunny Sunny
12° /
Tue, Sep 08
Sunny Sunny
16° /
Wed, Sep 09
Sunny Sunny
18° / 11°
Thu, Sep 10
Sunny Sunny
21° / 13°
Fri, Sep 11
Sunny Sunny
14° /
Sat, Sep 12
Overcast Overcast
14° /
Sun, Sep 13
Sunny Sunny
16° /
Mon, Sep 14
Overcast Overcast
18° / 10°
Tue, Sep 15
Sunny Sunny
18° /
Wed, Sep 16
Sunny Sunny
17° /

Additional Forecasts for San Luis

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 94.0 μg/m³
O₃ (Ozone) 55.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.2 μg/m³
SO₂ (Sulphur Dioxide) 0.9 μg/m³
PM2.5 (Fine particles) 1.8 μg/m³
PM10 (Coarse particles) 2.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Argentina

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Best Time to Be Outside in San Luis Today

The most comfortable window in San Luis today looks like 15:00 to 18:00, when it is around 12°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in San Luis

What is the temperature in San Luis right now?

The current temperature in San Luis is 8°C (46°F), clear (feels like 2°C).

What's the weather like in San Luis right now?

Right now San Luis has Clear, humidity 52%, wind 45 km/h E.

What is today's forecast for San Luis?

Today in San Luis: high 14°C, low 4°C, sunny. Chance of rain: 2%.

What is the 7-day weather forecast for San Luis?

Daily highs and lows for San Luis:

  • 2026-09-03: 14°C / 4°C
  • 2026-09-04: 14°C / 8°C
  • 2026-09-05: 7°C / 0°C
  • 2026-09-06: 7°C / -3°C
  • 2026-09-07: 12°C / 2°C
  • 2026-09-08: 16°C / 7°C
  • 2026-09-09: 18°C / 11°C
Is it going to rain in San Luis today?

There is a 2% chance of rain in San Luis today. Total expected precipitation: 0.01 mm.

What is the wind speed in San Luis right now?

Wind in San Luis is currently 45 km/h (28 mph) from the E.

What is the UV index in San Luis right now?

The UV index in San Luis is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇦🇷 Argentina: Buenos Aires · Córdoba · Rosario · Mar del Plata · San Miguel de Tucumán · Salta · Santa Fe · Corrientes · Posadas · Bahía Blanca · Resistencia · Merlo · Quilmes · San Salvador de Jujuy · Santiago del Estero · Paraná · Neuquén · José C. Paz · Formosa · La Plata · Berazategui · La Rioja · San Luis · Catamarca · Río Cuarto · Balvanera · Concordia · Comodoro Rivadavia · Belgrano · San Nicolás de los Arroyos · San Rafael · Tandil · Mendoza · Villa Lugano · Castelar · Morón · Zárate · Trelew · Luján · Villa Mercedes · Río Gallegos · San Carlos de Bariloche · Villa María · Pergamino · Reconquista · Olavarría · Rafaela · Junín · Campana · Presidencia Roque Sáenz Peña