When to go · San Juan
San Juan in June
Mixed month. Outside the best window (Mar–May, Sep–Nov). Across Argentina: Winter: El Chaltén mostly shut; good for Iguazú, Salta and whale watching at Península Valdés.
Key facts
- Verdict
- Mixed
- Temperature
- 17°C (63°F)63°F (17°C) / 2°C (36°F)36°F (2°C)
- average high / low
- Rain days
- 1
- Crowds
- Low
- Argentina overall
- Prices
- Low
- Argentina overall
Verdict
Outside the best window (Mar–May, Sep–Nov). Across Argentina: Winter: El Chaltén mostly shut; good for Iguazú, Salta and whale watching at Península Valdés.
Is another month better than June?
June is rated mixed. These months rate higher:
Weather in June
- San JuanHighs around 17 °C (63 °F), lows around 2 °C (36 °F), rain on about 1 dayHighs around 63 °F (17 °C), lows around 36 °F (2 °C), rain on about 1 day
- Cuyo (Mendoza and the high Andes), Argentina · Mendoza, San Juan, Aconcaguacool
Dry and sunny; harvest (vendimia) in March; the pass to Chile can close with snow in June–September.
Crowds and prices
- Crowds · Argentina overall
- Low
- Prices · Argentina overall
- Low
Argentina overall: Winter: El Chaltén mostly shut; good for Iguazú, Salta and whale watching at Península Valdés.
Compare two months
Weather, crowds and prices for any two months in San Juan, side by side.
Verdict
Jun: Mixed
Mar: Great (better)
Daytime high
Jun: 17 °C (63 °F)63 °F (17 °C)
Mar: 31 °C (88 °F)88 °F (31 °C)
Night low
Jun: 2 °C (36 °F)36 °F (2 °C)
Mar: 16 °C (61 °F)61 °F (16 °C)
Rain days
Jun: 1 (better)
Mar: 3
Crowds
Jun: Low
Mar: Medium
Prices
Jun: Low
Mar: Medium
Festivals listed
Jun: 0
Mar: 1
June: Outside the best window (Mar–May, Sep–Nov). Across Argentina: Winter: El Chaltén mostly shut; good for Iguazú, Salta and whale watching at Península Valdés.
March: Inside San Juan's best window: Mar–May, Sep–Nov.
San Juan: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings
- Layers: a fleece or light jacket