Salta Weather & Climate: Best Time to Visit

The climate in Salta experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in January to a moderate 17°C (63°F) in the coolest month, July.

Nights vary from 16°C (61°F) in January to around 4°C (39°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Salta has a notably wet climate with abundant precipitation, recording 2143 mm (84 in) of rainfall per year. The climate in Salta shows significant variation throughout the year. Expect heavy rainfall in February, the wettest month, with an average of 319 mm (13 in) of precipitation over 13 rainy days.

In contrast, the driest month July offers drier and sunnier days, with around 45 mm (1.8 in) of rainfall over 2 rainy days. For more details, please visit our Salta Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Salta offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between August (6.9 hours daily) and March (4.7 hours daily) provides a bit of variety for visitors and residents.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Salta.

The city experiences its highest humidity in March, reaching 84%. In September, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year