Monthly Climate
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Best time to visit São Carlos

July is the best time to visit São Carlos for general sightseeing, with average highs of 23 °C and about 3 wet days. The comfortable season runs roughly May to August.

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 July comfort 97/100
The least cloud August 31 % average cloud cover
The least rain August 25 mm
Warmth October 28 °C
Cooler weather June 23 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 July 97 23 °C 3
2 June 96 23 °C 4
3 May 94 23 °C 6
4 August 94 26 °C 3
5 April 84 26 °C 9
6 September 84 28 °C 8
7 October 74 28 °C 13
8 November 70 27 °C 17
9 March 67 26 °C 19
10 February 64 27 °C 19
11 December 64 27 °C 22
12 January 64 27 °C 23

When to think twice

January scores lowest with about 23 wet days and highs near 27 °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 26.8 °C 255 mm 77 %
February 27.1 °C 179 mm 70 %
March 26.5 °C 154 mm 61 %
April 25.8 °C 63 mm 46 %
May 23.4 °C 53 mm 45 %
June 23.0 °C 35 mm 38 %
July 23.4 °C 26 mm 34 %
August 25.6 °C 25 mm 31 %
September 27.5 °C 64 mm 42 %
October 27.8 °C 113 mm 60 %
November 26.8 °C 167 mm 64 %
December 26.9 °C 216 mm 72 %

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.