SeasonMapSan Salvador de Jujuy weather in December
Argentina
December in San Salvador de Jujuy: hot, soaked, with clean air — fine if you can take 23 rainy days.
#11 of 12 months in San Salvador de Jujuy · #615 of 1383 destinations to visit in December · comfort 74/100 (tier B)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on San Salvador de Jujuy in December
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San Salvador de Jujuy climate normals — December
| Daytime high | 26°C / 78°F | 🥵 hot |
|---|---|---|
| Nighttime low | 16°C / 60°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 254 mm / 10 in | ⛈ soaked |
| Rainy days | 23 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 16°C / 60°F | |
| Sunshine | 11.2 h/day | |
| Daylight | 13.6 h | |
| Wind | 8 km/h / 5 mph | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in San Salvador de Jujuy in December
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusySummer holidays in Argentina, school holidays in 3 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for San Salvador de Jujuy's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherSan Salvador de Jujuy's weather doesn't swing hard through the year — comfort stays fairly steady in every month.
What's on in San Salvador de Jujuy in December
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Wet season
MonsoonRisk23 rainy days and about 254 mm in the month — the real kind of rainy season, not afternoon showers.
from the climate normals
Where is San Salvador de Jujuy?
San Salvador de Jujuy in December — FAQ
- Is December a good time to visit San Salvador de Jujuy?
- December in San Salvador de Jujuy: hot, soaked, with clean air — fine if you can take 23 rainy days. It ranks #11 of 12 months for San Salvador de Jujuy on SeasonMap's comfort score (74/100).
- What is the weather like in San Salvador de Jujuy in December?
- In December, San Salvador de Jujuy averages a daily high of 25.8°C and a low of 15.5°C, with about 253.8 mm of rain over roughly 23.1 rainy days.
- What is the air quality in San Salvador de Jujuy in December?
- San Salvador de Jujuy has a mean US Air Quality Index of about 33 in December.