São Paulo climate

Name: São Paulo
Address: BR

São Paulo is warmest in February, with average highs of 27 °C, and coldest in July, when nights average 12 °C. January is the wettest month (227 mm) and August the driest (35 mm). Figures are 1991–2020 climate normals.

Across a full year São Paulo averages 1,288 mm of rain and 172 days above 25 °C.

Brazil · population 12,400,232 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month February 27 °C
Coldest month July 12 °C
Driest month August 35 mm
Wettest month January 227 mm
Least cloud August 52 % cloud
Hottest on record October 38 °C
Coldest on record June 2.1 °C

What to expectSão Paulo through the year

São Paulo has a clear annual cycle: average daily highs run from 22 °C in July to 27 °C in February, a swing of 6.1 °C in mean temperature across the year.

Counted across a normal year, 172 days a year reach 25 °C, 19 of them reach 30 °C. The warmest reading in the 1991–2020 record is 38 °C, in October.

Rain is strongly seasonal. January averages 227 mm against 35 mm in August — 6.5 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	26.5 °C	227 mm	79 %
February	26.9 °C	167 mm	74 %
March	25.9 °C	139 mm	70 %
April	24.7 °C	60 mm	65 %
May	22.2 °C	59 mm	63 %
June	21.7 °C	45 mm	56 %
July	21.7 °C	50 mm	53 %
August	23.1 °C	35 mm	52 %
September	24.4 °C	83 mm	63 %
October	25.2 °C	110 mm	74 %
November	24.9 °C	144 mm	75 %
December	26.2 °C	168 mm	76 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	26.5 °C	19.1 °C	22.2 °C	33.2 °C	13.1 °C	22	3
February	26.9 °C	19.2 °C	22.5 °C	34.5 °C	12.9 °C	22	3
March	25.9 °C	18.5 °C	21.5 °C	32.1 °C	12.5 °C	20	1
April	24.7 °C	17.0 °C	20.1 °C	31.2 °C	8.5 °C	15	0
May	22.2 °C	14.3 °C	17.6 °C	29.2 °C	6.8 °C	6	0
June	21.7 °C	13.0 °C	16.7 °C	28.0 °C	2.1 °C	4	0
July	21.7 °C	12.3 °C	16.4 °C	29.7 °C	3.3 °C	6	0
August	23.1 °C	13.0 °C	17.3 °C	33.1 °C	4.6 °C	12	0
September	24.4 °C	14.7 °C	18.8 °C	34.7 °C	5.2 °C	14	4
October	25.2 °C	16.2 °C	20.0 °C	38.1 °C	9.2 °C	16	4
November	24.9 °C	16.8 °C	20.3 °C	35.3 °C	9.6 °C	15	2
December	26.2 °C	18.3 °C	21.7 °C	32.5 °C	11.0 °C	21	2

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	227 mm	23	13 h/day	79 %	84 %	17 km/h
February	167 mm	20	13 h/day	74 %	84 %	16 km/h
March	139 mm	19	12 h/day	70 %	85 %	16 km/h
April	60 mm	9	12 h/day	65 %	83 %	16 km/h
May	59 mm	7	11 h/day	63 %	82 %	16 km/h
June	45 mm	5	11 h/day	56 %	80 %	15 km/h
July	50 mm	5	11 h/day	53 %	78 %	16 km/h
August	35 mm	5	11 h/day	52 %	76 %	16 km/h
September	83 mm	9	12 h/day	63 %	77 %	18 km/h
October	110 mm	14	13 h/day	74 %	81 %	18 km/h
November	144 mm	16	13 h/day	75 %	83 %	18 km/h
December	168 mm	20	14 h/day	76 %	83 %	18 km/h

How São Paulo compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
São Paulo	27 °C	12 °C	1,288 mm	172
Guarulhos · Brazil	27 °C	12 °C	1,383 mm	163
São Bernardo do Campo · Brazil	26 °C	12 °C	1,982 mm	141
Taboão da Serra · Brazil	26 °C	12 °C	1,704 mm	153
Barueri · Brazil	27 °C	12 °C	1,320 mm	178
Itapecerica da Serra · Brazil	26 °C	11 °C	1,715 mm	121
Cotia · Brazil	26 °C	12 °C	1,331 mm	155

Where São Paulo ranks

Ranking	Position	Value
Places with the best weather in South America in July	44th of 50	94/100
Places with the best weather in South America in June	44th of 50	93/100

Planning a trip? See the best time to visit São Paulo.

QuestionsCommon questions about São Paulo’s climate

When is the best time to visit São Paulo?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, October, November sit closest to 20 °C on average, February is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does São Paulo get?

In February, the warmest month, daily highs average 27 °C. About 19 days a year pass 30 °C. The highest value in the 1991–2020 record is 38 °C.

How cold does it get in winter?

Nights average 12 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in São Paulo?

January, averaging 227 mm over 23 days with rain. The driest month is August with 35 mm. The year as a whole averages 1,288 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in São Paulo rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: -23.547°, -46.636° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. 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.