Monthly Climate
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Best time to visit Salta

September is the best time to visit Salta for general sightseeing, with average highs of 21 °C and about 10 wet days. The comfortable season runs roughly August to October.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking September comfort 88/100
The least cloud August 34 % average cloud cover
The least rain July 42 mm
Warmth December 25 °C
Cooler weather July 17 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 September 88 21 °C 10
2 August 86 19 °C 7
3 October 80 23 °C 17
4 November 76 24 °C 18
5 July 75 17 °C 7
6 June 73 17 °C 9
7 March 72 22 °C 25
8 February 72 24 °C 24
9 April 72 20 °C 19
10 December 71 25 °C 23
11 January 70 25 °C 25
12 May 70 18 °C 14

When to think twice

May scores lowest with about 14 wet days and highs near 18 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 24.8 °C 339 mm 78 %
February 23.7 °C 319 mm 78 %
March 22.3 °C 323 mm 80 %
April 20.1 °C 204 mm 74 %
May 17.5 °C 122 mm 66 %
June 16.6 °C 61 mm 51 %
July 16.5 °C 42 mm 40 %
August 19.2 °C 47 mm 34 %
September 21.3 °C 76 mm 41 %
October 23.2 °C 161 mm 58 %
November 24.0 °C 224 mm 63 %
December 24.8 °C 306 mm 71 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.