September · Argentina
Best time to visit Salta in September Weather, crowds & prices
Weather in Salta in September
Average temperature 14°C, 9 mm of rain, about 28 days with 6+ hours of sunshine and 43% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
9.6/10
Ranked #2 of 12 months
- Avg temp
- 14°C
- Rainfall
- 9 mm
- Humidity
- 43%
- Days with 6h+ sun
- 28
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Salta scores 9.6/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 14°C, 9 mm of rain, and roughly 28 days with 6+ hours of sunshine this month.
Salta's colonial squares and Andean trains open Argentina's north-west canyon country.
September is one of the strongest months in Salta (2nd)
Temperatures hover around 14°C (57°F) — the kind of month where neither heat nor cold forces the schedule.
At just 9 mm for the month, rain will not shape your plans; you get about 28 days with 6+ hours of sunshine and 11.9 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Salta at 9.6/10 (2nd of 12), just behind October at 10/10.
Pack layers you can shed by midday plus one warm layer for the evening.
Budget for mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Salta in September?
- In September, Salta averages 14°C, 9 mm of rain, and about 28 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
- Is September a good time to visit Salta?
- September earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Salta in September?
- Expect about 9 mm of rain in September. Average humidity is 43% and there are about 28 days with 6+ hours of sunshine.
Curated in Salta
Tickets & experiences
Things to do in Salta
Salta, Argentina. Live activities and tours from GetYourGuide, matched to this destination.