San Salvador de Jujuy weather in October

October in San Salvador de Jujuy: warm, soaked, with clean air — fine if you can take 19 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

San Salvador de Jujuy🇦🇷 Argentina · Northwest Argentina · City83
  1. 72Jan
  2. 76Feb
  3. 74Mar
  4. 74Apr
  5. 79May
  6. 83Jun
  7. 85Jul
  8. 88Aug
  9. 90Sep
  10. 83Oct
  11. 80Nov
  12. 74Dec

#5 of 12 months in San Salvador de Jujuy · #444 of 1413 destinations to visit in October · comfort 83/100 (tier A)

Days
24°C
Nights
12°C
Wet days
19
Sun
11.1 h
Humidity
74%
Daylight
13 h
San Salvador de Jujuy, Argentina
Photo: Nieve_en_verano,_Jujuy · CC BY-SA 3.0

Traveller notes on San Salvador de Jujuy in October

Notes from nearby Salta (69 km away)

San Salvador de Jujuy doesn't have its own notes for October yet — these are about Salta, close enough to share the season.

Forum posters describe October as warm by day - some reporting highs over 90F - cooling noticeably at night, with sunny skies and little rain the norm; posters note the broader April-through-November stretch here is essentially dry, so October sits comfortably within that reliable dry season. Standard packing advice given the day-to-night swing: layers for cooling evenings plus sun protection (sunscreen, sunglasses) for the strong high-altitude daytime sun. Posters consistently pair a Salta visit with nearby Cafayate (wine country) and Purmamarca (the colorful hillside town), both commonly reachable as day trips or short add-ons and similarly favorable weather-wise in October.
Tripadvisor community · October · 1 month ago · about Salta · Read more on Tripadvisor ↗

Other months in San Salvador de Jujuy

Northwest Argentina's forum describes February as squarely in the rainy season for Jujuy and neighboring Salta - some roads can flood or become impassable, but mornings are typically clear with little landslide risk, and the big storms tend to arrive in the afternoon rather than at random. Posters recommended strong sun protection regardless, since the sun is intense whenever it does break through the cloud cover. It's a month that rewards flexible day planning - clear mornings for sightseeing, afternoon plans held loosely in case a storm rolls in.
NorthwestArgentinaHighlandsRegular · February · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe this stretch of northwestern Argentina in August as genuinely excellent - close to zero chance of rain, a dry climate, and sunshine essentially every day, though cold mornings and nights are a real feature of the season. Posters describe a typical day warming into the high-60s to low-70sF by early afternoon before dropping sharply once the sun starts setting, commonly down into the 50sF or cooler by early evening. Posters recommend light clothing plus a hat and sunblock for midday sun exposure, alongside a fleece for the cold mornings and evenings - the day-to-night swing here is described as the defining feature of the season rather than any single extreme.
Tripadvisor community · August · 1 month ago · Read more on Tripadvisor ↗

Add your own note from San Salvador de Jujuy's card on the map.

San Salvador de Jujuy climate normals — October

Daytime high24°C / 75°F🌤 warm
Nighttime low12°C / 54°F
Feels like (high)25°C / 77°F
Rainfall197 mm / 7.8 in⛈ soaked
Rainy days19 days
Humidity74%💧 humid
Dew point11°C / 53°F
Sunshine11.1 h/day
Daylight12.7 h
Wind8 km/h / 5 mph
Air quality (US AQI)37🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in San Salvador de Jujuy in October

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.

BusyVirgen de Rio Blanco y Paypaya(estimated)

JFMAMJJASOND

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.

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What's on in San Salvador de Jujuy in October

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Virgen de Rio Blanco y Paypaya

    1–31 OctReligious feastCrowded

    Every Sunday in October the faithful walk, many barefoot, to the patron saint's sanctuary at Rio Blanco, a few kilometres outside the city. On 7 October, a local holiday, the cathedral holds the main mass and procession. Source ↗

What's on around the world in October →

Where is San Salvador de Jujuy?

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San Salvador de Jujuy in October — FAQ

Is October a good time to visit San Salvador de Jujuy?
October in San Salvador de Jujuy: warm, soaked, with clean air — fine if you can take 19 rainy days. It ranks #5 of 12 months for San Salvador de Jujuy on SeasonMap's comfort score (83/100).
What is the weather like in San Salvador de Jujuy in October?
In October, San Salvador de Jujuy averages a daily high of 24°C and a low of 12.4°C, with about 197.2 mm of rain over roughly 19.1 rainy days.
What is the air quality in San Salvador de Jujuy in October?
San Salvador de Jujuy has a mean US Air Quality Index of about 37 in October.