December · Chile
Best time to visit Chaitén in December Weather, crowds & prices
Weather in Chaitén in December
Average temperature 10°C, 33 mm of rain, about 31 days with 6+ hours of sunshine and 80% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
9.0/10
Ranked #3 of 12 months
- Avg temp
- 10°C
- Rainfall
- 33 mm
- Humidity
- 80%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Chaitén scores 9.0/10 for nature and wildlife travel - one of the top 12-month picks (#3). Expect around 10°C, 33 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Chaitén rebuilt after a 2008 eruption-ferry gateway to Pumalín parks and northern Patagonia fjords. Best window: November through March in the Southern Hemisphere.
December in Chaitén — one of the year's strongest windows (3rd)
December averages 10°C (50°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
Expect 33 mm of rain — occasional showers rather than washed-out days — alongside about 31 days with 6+ hours of sunshine and 15.2 daylight hours.
A 9/10 puts this among the year's best months in Chaitén (3rd of 12); only February scores higher, at 9.8/10.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, footwear you can get muddy.
Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Chaitén in December?
- In December, Chaitén averages 10°C, 33 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.0/10.
- Is December a good time to visit Chaitén?
- December earns a 9.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Chaitén in December?
- Expect about 33 mm of rain in December. Average humidity is 80% and there are about 31 days with 6+ hours of sunshine.
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