December · Chile
Best time to visit Concepción in December Weather, crowds & prices
Weather in Concepción in December
Average temperature 17°C, 2 mm of rain, about 31 days with 6+ hours of sunshine and 58% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
10.0/10
Ranked #3 of 12 months
- Avg temp
- 17°C
- Rainfall
- 2 mm
- Humidity
- 58%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Concepción scores 10.0/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 17°C, 2 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Concepción is a Biobío university hub with murals, riverside parks, and a launchpad to Araucanía coasts. Best window: November through March in the Southern Hemisphere.
December ranks 3rd of 12 for Concepción — one of the best windows
Temperatures hover around 17°C (63°F) — the kind of month where neither heat nor cold forces the schedule.
At just 2 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 14.5 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Concepción at 10/10 (3rd of 12), just behind January at 10/10.
Pack layers you can shed by midday plus one warm layer for the evening.
Budget for peak pricing, and 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 Concepción in December?
- In December, Concepción averages 17°C, 2 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 10.0/10.
- Is December a good time to visit Concepción?
- December earns a 10.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Concepción in December?
- Expect about 2 mm of rain in December. Average humidity is 58% and there are about 31 days with 6+ hours of sunshine.
Curated in Concepción
Tickets & experiences
Things to do in Concepción
Concepción, Chile. Live activities and tours from GetYourGuide, matched to this destination.