Salta in May
In May, Salta averages 18°C (64°F) during the day and 9°C (48°F) at night, with around 12 days of rain (82 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Plan for unsettled weather and bring rain gear.
May in Salta is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How May compares to the rest of the year in Salta
May is one of the coolest months in Salta (10th of 12) and moderately rainy compared to the rest of the year (7th of 12). Daytime temperature runs 4°C below the annual average (22°C). May runs 3°C cooler than April (21°C) and cools 1°C in June (16°C).
May sunrise & sunset in Salta
Times shown for Salta local time (America/Argentina/Salta), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in Salta — May
Golden-hour and blue-hour windows for the 15th of May, in Salta's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Salta in May
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (Shoulder) and Salta's popularity.
Crowds & pricing — May in Salta
Salta is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — May in Salta
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Salta in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 26°C / 79°F | 17°C / 62°F | 285 mm | 21 | — |
| February | 24°C / 75°F | 16°C / 61°F | 289 mm | 22 | — |
| March | 23°C / 73°F | 15°C / 58°F | 249 mm | 22 | — |
| April | 21°C / 69°F | 13°C / 55°F | 176 mm | 18 | — |
| May | 18°C / 64°F | 9°C / 48°F | 82 mm | 12 | — |
| June | 16°C / 61°F | 5°C / 42°F | 35 mm | 5 | — |
| July | 17°C / 63°F | 5°C / 41°F | 25 mm | 5 | — |
| August | 21°C / 69°F | 6°C / 43°F | 23 mm | 4 | — |
| September | 23°C / 73°F | 9°C / 48°F | 36 mm | 7 | — |
| October | 25°C / 76°F | 12°C / 54°F | 87 mm | 12 | — |
| November | 25°C / 77°F | 14°C / 57°F | 171 mm | 16 | — |
| December | 26°C / 78°F | 16°C / 60°F | 243 mm | 21 | — |
Other cities with similar May weather
🌍 See the full ranked list of climate twins for Salta in May →
Frequently asked questions
How hot is Salta in May?
In May, Salta averages a high of 18°C (64°F) and a low of 9°C (48°F) — generally mild and pleasant.
Does it rain a lot in Salta in May?
May can be fairly wet in Salta, with about 12 rainy days on average.
Is May a good time to visit Salta?
May is mild and pleasant. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Salta in May?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full May packing list for Salta for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.