When to go · December

Argentina in December

Excellent time to go

Patagonia season opens

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Daytime high

28°C

82°F

Overnight low

18°C

64°F

Rainfall

100 mm

moderate

Crowd levels

high

busy

Prices

high

peak rates

What to expect in Argentina in December

December brings hot weather to Argentina, with daytime highs around 28°C (82°F) and overnight lows near 18°C (64°F). Skies are typically moderately wet, with about 100 mm of rainfall on average. Patagonia season opens.

December is one of Argentina's busiest months, so book accommodation early and expect queues at the headline sights. Flights and hotels are at peak rates, so use our tracker below to spot any drops. Peak season runs January–February (Patagonia), November–December (Buenos Aires), for context.

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