Argentina
El Chaltén in December: weather & travel advice
This month's data profile
Rain shapes the decision
El Chaltén in December is climatically mixed. The average daily high is around 5 °C. With about 26 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
21/100 · #2
Warmth
#3
Dryness
#11
Sun
#1
Published best categories: none
El Chaltén · DecemberPhoto: Alex Proimos from Sydney, Australia · CC BY 2.0Climate facts
- Average high
- 5 °C
- Average low
- 0 °C
- Rainy days (est.)
- 26 rainy days (est.)
- Sun (est.)
- 8 h/day
- Humidity
- 82 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| November | 4 | -2 | 25 | 123 | 7.4 | 82 | 6.5 | 21 |
| December (selected) | 5 | -0 | 26 | 138 | 7.8 | 82 | 6.5 | 21 |
| January | 6 | 1 | 26 | 138 | 7.7 | 82 | 6.5 | 21 |
How do the previous and next months compare?
Baseline: December (21/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| November | ±0 | -1.2 °C | -1.4 °C | -1.3 | -15.4 mm | -0.4 h | +0.1 % | ±0 m/s |
| January | ±0 | +0.8 °C | +1 °C | +0.1 | -0.3 mm | -0.1 h | +0.2 % | ±0 m/s |
All twelve months in context
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Where to stay in El Chaltén
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Useful next decisions
Frequently asked questions
How warm is El Chaltén in December?
The average daily high is around 5 °C, with an average daily low of about 0 °C.
Does it rain a lot in El Chaltén in December?
The curated estimate is about 26 rainy days per month, not a directly measured long-term average. Total precipitation averages around 138 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit El Chaltén?
No month in El Chaltén reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.