Argentina
Buenos Aires in December: weather & travel advice
This month's data profile
Strong month under the current formula
Buenos Aires in December is climatically well suited to family holidays, city breaks and active holidays and hiking. The average daily high is around 26 °C. With about 9 rainy days it is moderate.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
83/100 · #3
Warmth
#3
Dryness
#8
Sun
#1
Published best categories: Overall, Family
Buenos Aires · DecemberPhoto: David Berkowitz from New York, NY, USA · CC BY 2.0Climate facts
- Average high
- 26 °C
- Average low
- 20 °C
- Rainy days (est.)
- 9 rainy days (est.)
- Sun (est.)
- 9 h/day
- Humidity
- 69 %
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 | 23 | 17 | 9 | 100 | 8.5 | 71 | 4.9 | 86 |
| December (selected) | 26 | 20 | 9 | 101 | 9.3 | 69 | 4.6 | 83 |
| January | 28 | 21 | 10 | 100 | 9.1 | 68 | 4.6 | 77 |
How do the previous and next months compare?
Baseline: December (83/100)
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 | +3 | -2.7 °C | -2.6 °C | -0.4 | -0.9 mm | -0.8 h | +2.9 % | +0.3 m/s |
| January | -6 | +1.5 °C | +1.8 °C | +0.4 | -0.5 mm | -0.2 h | -0.2 % | -0.1 m/s |
All twelve months in context
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Where to stay in Buenos Aires
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Useful next decisions
Frequently asked questions
How warm is Buenos Aires in December?
The average daily high is around 26 °C, with an average daily low of about 20 °C.
Does it rain a lot in Buenos Aires in December?
The curated estimate is about 9 rainy days per month, not a directly measured long-term average. Total precipitation averages around 101 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Buenos Aires?
By the climate score, March, April, November and December are the strongest months for Buenos Aires. December is one of them.