December · Argentina
Best time to visit Perito Moreno Glacier in December Weather, crowds & prices
Weather in Perito Moreno Glacier in December
Average temperature 3°C, 61 mm of rain, about 29 days with 6+ hours of sunshine and 86% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
7.2/10
Ranked #2 of 12 months
- Avg temp
- 3°C
- Rainfall
- 61 mm
- Humidity
- 86%
- Days with 6h+ sun
- 29
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Perito Moreno Glacier scores 7.2/10 for nature and wildlife travel - one of the top 12-month picks (#2). Expect around 3°C, 61 mm of rain, and roughly 29 days with 6+ hours of sunshine this month.
Perito Moreno Glacier calves house-sized ice into Lake Argentino in southern Patagonia, near El Calafate.
December in Perito Moreno Glacier — reliably good (2nd best month)
December averages 3°C (37°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
Rainfall runs 61 mm, so plan one flexible day in three; you still get about 29 days with 6+ hours of sunshine and 16.2 hours of daylight.
It scores 7.2/10 here, 2nd of 12 months, against 7.4/10 in the destination's best month.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, 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 Perito Moreno Glacier in December?
- In December, Perito Moreno Glacier averages 3°C, 61 mm of rain, and about 29 days with 6+ hours of sunshine. Its climate-comfort score is 7.2/10.
- Is December a good time to visit Perito Moreno Glacier?
- December earns a 7.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Perito Moreno Glacier in December?
- Expect about 61 mm of rain in December. Average humidity is 86% and there are about 29 days with 6+ hours of sunshine.
Curated in Perito Moreno Glacier
Tickets & experiences
Things to do in Perito Moreno Glacier
Perito Moreno Glacier, Argentina. Live activities and tours from GetYourGuide, matched to this destination.