Monthly Climate
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Best time to visit Santos

July is the best time to visit Santos for general sightseeing, with average highs of 23 °C and about 9 wet days. The comfortable season runs roughly May 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 July comfort 87/100
A beach holiday June sea 22 °C
The least cloud July 54 % average cloud cover
The least rain August 74 mm
Warmth February 29 °C
Cooler weather July 23 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 July 87 23 °C 9 69
2 August 86 23 °C 9 67
3 June 86 24 °C 9 75
4 May 79 25 °C 13 74
5 September 78 24 °C 14 62
6 October 71 25 °C 17 67
7 April 67 27 °C 15 75
8 November 66 26 °C 18 72
9 December 56 27 °C 22 75
10 March 54 28 °C 24 74
11 January 52 28 °C 25 74
12 February 51 29 °C 22 73

For a beach holiday

June scores highest, with a sea temperature of 22 °C and air temperatures around 24 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 27 °C 28 °C 77 % 74
February 27 °C 29 °C 73 % 73
March 27 °C 28 °C 69 % 74
April 26 °C 27 °C 61 % 75
May 24 °C 25 °C 59 % 74
June 22 °C 24 °C 56 % 75
July 21 °C 23 °C 54 % 69
August 20 °C 23 °C 56 % 67
September 21 °C 24 °C 69 % 62
October 22 °C 25 °C 77 % 67
November 23 °C 26 °C 75 % 72
December 25 °C 27 °C 75 % 75

When to think twice

February scores lowest with about 22 wet days and highs near 29 °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 28.5 °C 325 mm 77 %
February 28.7 °C 303 mm 73 %
March 27.8 °C 288 mm 69 %
April 26.6 °C 133 mm 61 %
May 24.5 °C 104 mm 59 %
June 23.8 °C 81 mm 56 %
July 23.3 °C 90 mm 54 %
August 23.5 °C 74 mm 56 %
September 24.0 °C 128 mm 69 %
October 25.0 °C 152 mm 77 %
November 25.8 °C 190 mm 75 %
December 27.5 °C 232 mm 75 %

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.