Het weer in San Salvador de Jujuy in januari

Jujuy/Salta region forum threads describe January as genuinely the warmest month here, with intense high-altitude sun balanced by a fairly constant breeze that keeps shade pleasantly warm rather than hot. It's also rainy season, but posters who'd actually visited described rain mostly falling at night, with only occasional afternoon showers - one traveler recalled needing an umbrella for just an hour across an entire trip. The general read: a forecast showing rain most days doesn't mean rain all day, and daytime sightseeing around Tilcara's colorful Quebrada de Humahuaca landscape generally goes ahead as planned.

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.

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.