Santiago Weather in December
Chile · 30-year monthly averages
🌟 Great time to visit
December in Santiago is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 12°C (54°F). Expect roughly 3mm of precipitation spread over about 0 rainy days, and rain is rare.
Avg high
29°C
84°F
Avg low
12°C
54°F
Rainfall
3mm
very dry
Rainy days
0
days with ≥1mm
☀️ About 325 hours of sunshine over the month (~11h/day).
🎒 What to pack
- light summer clothing
- sunscreen and sunglasses
December vs the rest of the year
FAQ
- How hot is Santiago in December?
- December in Santiago is warm, with average daytime highs around 29°C (84°F) and nighttime lows near 12°C (54°F). Expect roughly 3mm of precipitation spread over about 0 rainy days, and rain is rare.
- Does it rain a lot in Santiago in December?
- Santiago sees around 3mm of precipitation in December on average — very dry by global standards.
- Is December a good time to visit Santiago?
- December is one of the best months to visit Santiago — comfortable temperatures and manageable rainfall.