When to go · San Juan

San Juan in December

Mixed month. Outside the best window (May–Oct (dry season, clearer roads)). Across Bolivia: Rains begin; Christmas travel; lowland roads muddy.

Key facts

Verdict: Mixed
Temperature: 21°C (70°F)70°F (21°C) / 3°C (37°F)37°F (3°C); average high / low
Rain days: 11
Crowds: Low; Bolivia overall
Prices: Medium; Bolivia overall

Plan around it

Verdict

MixedBolivia month rating

Outside the best window (May–Oct (dry season, clearer roads)). Across Bolivia: Rains begin; Christmas travel; lowland roads muddy.

December is rated mixed. These months rate higher:

Long-term averages

San JuanHighs around 21 °C (70 °F), lows around 3 °C (37 °F), rain on about 11 daysHighs around 70 °F (21 °C), lows around 37 °F (3 °C), rain on about 11 days

Bolivia overall: Rains begin; Christmas travel; lowland roads muddy.

Weather, crowds and prices for any two months in San Juan, side by side.

First month

Second month

December: Outside the best window (May–Oct (dry season, clearer roads)). Across Bolivia: Rains begin; Christmas travel; lowland roads muddy.

May: Inside San Juan's best window: May–Oct (dry season, clearer roads).

San Juan: figures are long-term averages from this guide, not a forecast.