Monthly Climate
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Best time to visit San Luis Río Colorado

February is the best time to visit San Luis Río Colorado for general sightseeing, with average highs of 23 °C and about 2 wet days. The comfortable season runs roughly November to March.

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 February comfort 95/100
The least cloud June 10 % average cloud cover
The least rain June 1 mm
Warmth July 42 °C
Cooler weather December 20 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 February 95 23 °C 2
2 January 94 21 °C 2
3 November 92 26 °C 1
4 December 92 20 °C 2
5 March 86 27 °C 1
6 April 74 31 °C 1
7 October 72 33 °C 1
8 May 61 35 °C 0
9 September 49 38 °C 2
10 June 48 40 °C 0
11 August 44 41 °C 2
12 July 44 42 °C 1

When to think twice

July scores lowest with about 1 wet days and highs near 42 °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 21.3 °C 9 mm 33 %
February 23.4 °C 13 mm 34 %
March 27.5 °C 9 mm 28 %
April 31.2 °C 3 mm 20 %
May 35.1 °C 1 mm 16 %
June 39.8 °C 1 mm 10 %
July 41.7 °C 4 mm 22 %
August 41.2 °C 10 mm 20 %
September 38.5 °C 12 mm 14 %
October 32.6 °C 5 mm 16 %
November 25.6 °C 5 mm 25 %
December 20.2 °C 10 mm 32 %

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.