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Best time to visit San Cristóbal de las Casas

March is the best time to visit San Cristóbal de las Casas for general sightseeing, with average highs of 23 °C and about 4 wet days. The comfortable season runs roughly December to April.

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 March comfort 97/100
The least cloud February 31 % average cloud cover
The least rain February 9 mm
Warmth April 24 °C
Cooler weather November 20 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 March 97 23 °C 4
2 February 96 21 °C 2
3 January 92 20 °C 3
4 December 92 20 °C 3
5 April 90 24 °C 10
6 November 85 20 °C 9
7 May 75 22 °C 20
8 July 73 21 °C 22
9 August 73 21 °C 24
10 October 73 20 °C 19
11 June 72 21 °C 26
12 September 71 21 °C 26

When to think twice

September scores lowest with about 26 wet days and highs near 21 °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 19.8 °C 13 mm 36 %
February 21.5 °C 9 mm 31 %
March 23.0 °C 21 mm 33 %
April 23.6 °C 53 mm 40 %
May 22.4 °C 222 mm 62 %
June 21.0 °C 480 mm 82 %
July 21.2 °C 304 mm 75 %
August 21.2 °C 375 mm 76 %
September 20.5 °C 428 mm 84 %
October 20.1 °C 231 mm 72 %
November 19.7 °C 68 mm 51 %
December 19.8 °C 19 mm 38 %

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.