When to go · San Juan
San Juan in October
Great month. Inside San Juan's best window: Mar–May, Sep–Nov.
Key facts
- Verdict
- Great
- Temperature
- 28°C (82°F)82°F (28°C) / 11°C (52°F)52°F (11°C)
- average high / low
- Rain days
- 1
- Crowds
- Medium
- Argentina overall
- Prices
- Medium
- Argentina overall
Verdict
Inside San Juan's best window: Mar–May, Sep–Nov.
Is another month better than October?
No other month rates higher than October for San Juan in this guide.
Weather in October
- San JuanHighs around 28 °C (82 °F), lows around 11 °C (52 °F), rain on about 1 dayHighs around 82 °F (28 °C), lows around 52 °F (11 °C), rain on about 1 day
- Cuyo (Mendoza and the high Andes), Argentina · Mendoza, San Juan, Aconcaguabest weather
Dry and sunny; harvest (vendimia) in March; the pass to Chile can close with snow in June–September.
Crowds and prices
- Crowds · Argentina overall
- Medium
- Prices · Argentina overall
- Medium
Argentina overall: Good month for Buenos Aires and Mendoza; Patagonia reopens with some trails still snowy.
Compare two months
Weather, crowds and prices for any two months in San Juan, side by side.
Verdict
Oct: Great
Mar: Great
Daytime high
Oct: 28 °C (82 °F)82 °F (28 °C)
Mar: 31 °C (88 °F)88 °F (31 °C)
Night low
Oct: 11 °C (52 °F)52 °F (11 °C)
Mar: 16 °C (61 °F)61 °F (16 °C)
Rain days
Oct: 1 (better)
Mar: 3
Crowds
Oct: Medium
Mar: Medium
Prices
Oct: Medium
Mar: Medium
Festivals listed
Oct: 0
Mar: 1
October: Inside San Juan's best window: Mar–May, Sep–Nov.
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 layer for the evenings