Monthly Climate
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Best time to visit San Miguel de Tucumán

September is the best time to visit San Miguel de Tucumán for general sightseeing, with average highs of 24 °C and about 8 wet days. The comfortable season runs roughly August to September.

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 93/100
The least cloud August 30 % average cloud cover
The least rain August 44 mm
Warmth December 28 °C
Cooler weather June 18 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 September 93 24 °C 8
2 August 92 21 °C 6
3 October 81 26 °C 13
4 April 80 22 °C 15
5 July 80 18 °C 7
6 May 79 19 °C 13
7 June 77 18 °C 9
8 November 74 27 °C 15
9 March 70 25 °C 19
10 February 66 27 °C 18
11 December 66 28 °C 17
12 January 62 28 °C 19

When to think twice

January scores lowest with about 19 wet days and highs near 28 °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 27.9 °C 315 mm 66 %
February 26.7 °C 261 mm 65 %
March 25.0 °C 266 mm 64 %
April 22.3 °C 178 mm 59 %
May 19.3 °C 122 mm 55 %
June 17.6 °C 69 mm 46 %
July 17.7 °C 48 mm 35 %
August 21.3 °C 44 mm 30 %
September 23.9 °C 77 mm 36 %
October 26.1 °C 160 mm 50 %
November 27.2 °C 203 mm 55 %
December 28.2 °C 244 mm 59 %

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.