Araçatuba climate

Name: Araçatuba
Address: BR

Araçatuba is warmest in October, with average highs of 31 °C, and coldest in July, when nights average 16 °C. January is the wettest month (256 mm) and July the driest (19 mm). Figures are 1991–2020 climate normals.

Across a full year Araçatuba averages 1,272 mm of rain and 325 days above 25 °C.

Brazil · population 208,415 · 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 October 31 °C
Coldest month July 16 °C
Driest month July 19 mm
Wettest month January 256 mm
Least cloud August 30 % cloud
Hottest on record October 42 °C
Coldest on record June 3.0 °C

What to expectAraçatuba through the year

Araçatuba has a clear annual cycle: average daily highs run from 27 °C in July to 31 °C in October, a swing of 5.1 °C in mean temperature across the year.

Counted across a normal year, 325 days a year reach 25 °C, 135 of them reach 30 °C. The warmest reading in the 1991–2020 record is 42 °C, in October.

Rain is strongly seasonal. January averages 256 mm against 19 mm in July — 13 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	29.5 °C	256 mm	76 %
February	29.6 °C	183 mm	70 %
March	29.3 °C	147 mm	59 %
April	28.8 °C	59 mm	45 %
May	26.5 °C	48 mm	44 %
June	26.2 °C	30 mm	37 %
July	26.8 °C	19 mm	33 %
August	29.4 °C	21 mm	30 %
September	31.0 °C	60 mm	41 %
October	31.1 °C	105 mm	59 %
November	30.2 °C	153 mm	63 %
December	29.9 °C	191 mm	71 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	29.5 °C	22.3 °C	25.5 °C	37.3 °C	17.3 °C	30	12
February	29.6 °C	22.2 °C	25.5 °C	36.9 °C	18.5 °C	28	11
March	29.3 °C	21.7 °C	25.1 °C	35.4 °C	16.9 °C	30	11
April	28.8 °C	20.1 °C	24.1 °C	34.3 °C	8.3 °C	28	9
May	26.5 °C	17.0 °C	21.4 °C	32.4 °C	7.1 °C	22	4
June	26.2 °C	16.0 °C	20.5 °C	31.6 °C	3.0 °C	21	1
July	26.8 °C	15.6 °C	20.7 °C	33.1 °C	4.0 °C	24	5
August	29.4 °C	16.9 °C	22.8 °C	36.4 °C	4.6 °C	27	15
September	31.0 °C	19.2 °C	24.7 °C	41.4 °C	6.4 °C	27	19
October	31.1 °C	20.9 °C	25.6 °C	41.8 °C	13.5 °C	30	18
November	30.2 °C	21.3 °C	25.4 °C	38.0 °C	14.8 °C	29	16
December	29.9 °C	22.2 °C	25.6 °C	38.1 °C	14.3 °C	30	14

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	256 mm	22	13 h/day	76 %	80 %	13 km/h
February	183 mm	19	13 h/day	70 %	80 %	12 km/h
March	147 mm	18	12 h/day	59 %	79 %	12 km/h
April	59 mm	8	12 h/day	45 %	73 %	13 km/h
May	48 mm	6	11 h/day	44 %	70 %	13 km/h
June	30 mm	3	11 h/day	37 %	69 %	13 km/h
July	19 mm	3	11 h/day	33 %	61 %	14 km/h
August	21 mm	3	11 h/day	30 %	53 %	15 km/h
September	60 mm	7	12 h/day	41 %	56 %	16 km/h
October	105 mm	12	13 h/day	59 %	65 %	15 km/h
November	153 mm	15	13 h/day	63 %	71 %	15 km/h
December	191 mm	21	13 h/day	71 %	77 %	13 km/h

How Araçatuba 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
Araçatuba	31 °C	16 °C	1,272 mm	325
São José do Rio Preto · Brazil	31 °C	16 °C	1,396 mm	324
Marília · Brazil	29 °C	14 °C	1,277 mm	266
Presidente Prudente · Brazil	30 °C	15 °C	1,401 mm	297

Where Araçatuba ranks

Ranking	Position	Value
The warmest places in South America in November	45th of 50	30 °C

Planning a trip? See the best time to visit Araçatuba.

QuestionsCommon questions about Araçatuba’s climate

When is the best time to visit Araçatuba?

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

How hot does Araçatuba get?

In October, the warmest month, daily highs average 31 °C. About 135 days a year pass 30 °C. The highest value in the 1991–2020 record is 42 °C.

How cold does it get in winter?

Nights average 16 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Araçatuba?

January, averaging 256 mm over 22 days with rain. The driest month is July with 19 mm. The year as a whole averages 1,272 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 Araçatuba 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: -21.209°, -50.433° (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.