Climate guide for Medellin, Colombia

Medellin in December

Weather, crowds & best time to visit

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December · Colombia

Best time to visit Medellin in December Weather, crowds & prices

Weather in Medellin in December

Average temperature 18°C, 120 mm of rain, about 17 days with 6+ hours of sunshine and 90% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

December score

6.8/10

Ranked #3 of 12 months

Full year for Medellin
Avg temp
18°C
Rainfall
120 mm
Humidity
90%
Days with 6h+ sun
17
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

December in Medellin scores 6.8/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 18°C, 120 mm of rain, and roughly 17 days with 6+ hours of sunshine this month.

Eternal-spring hills of metro cable cars under year-round mild highland air.

December in Medellin — workable with trade-offs

December averages 18°C (64°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

At 120 mm this is a genuinely wet month: about 17 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.

It scores 6.8/10 here, 3rd of 12 months, against 7.5/10 in the destination's best month.

Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.

Plan for mid-season pricing, with crowds are moderate.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Medellin in December?
In December, Medellin averages 18°C, 120 mm of rain, and about 17 days with 6+ hours of sunshine. Its climate-comfort score is 6.8/10.
Is December a good time to visit Medellin?
December earns a 6.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Medellin in December?
Expect about 120 mm of rain in December. Average humidity is 90% and there are about 17 days with 6+ hours of sunshine.

Curated in Medellin

Tickets & experiences

Things to do in Medellin

Medellin, Colombia. Live activities and tours from GetYourGuide, matched to this destination.