Marabá climate

Name: Marabá
Address: BR

Marabá is warmest in September, with average highs of 34 °C, and coldest in July, when nights average 23 °C. March is the wettest month (303 mm) and August the driest (6.3 mm). Figures are 1991–2020 climate normals.

Across a full year Marabá averages 1,706 mm of rain and 363 days above 25 °C.

Brazil · population 283,542 · 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 September 34 °C
Coldest month July 23 °C
Driest month August 6 mm
Wettest month March 303 mm
Least cloud August 29 % cloud
Hottest on record September 37 °C
Coldest on record August 19 °C

What to expectMarabá through the year

Marabá has a clear annual cycle: average daily highs run from 32 °C in July to 34 °C in September, a swing of 3.3 °C in mean temperature across the year.

Counted across a normal year, 363 days a year reach 25 °C, 217 of them reach 30 °C. The warmest reading in the 1991–2020 record is 37 °C, in September.

Rain is strongly seasonal. March averages 303 mm against 6 mm in August — 48 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.9 °C	285 mm	86 %
February	28.8 °C	278 mm	87 %
March	28.9 °C	303 mm	87 %
April	29.1 °C	222 mm	82 %
May	29.6 °C	124 mm	67 %
June	30.9 °C	26 mm	43 %
July	32.1 °C	12 mm	33 %
August	33.4 °C	6 mm	29 %
September	33.6 °C	22 mm	38 %
October	32.6 °C	71 mm	56 %
November	31.0 °C	141 mm	75 %
December	29.8 °C	216 mm	80 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	28.9 °C	23.0 °C	25.4 °C	32.6 °C	20.5 °C	31	7
February	28.8 °C	23.0 °C	25.3 °C	33.3 °C	21.1 °C	28	6
March	28.9 °C	23.0 °C	25.4 °C	32.2 °C	21.2 °C	31	6
April	29.1 °C	23.1 °C	25.6 °C	32.6 °C	21.7 °C	30	7
May	29.6 °C	23.2 °C	26.0 °C	32.6 °C	20.5 °C	31	12
June	30.9 °C	22.8 °C	26.5 °C	34.1 °C	19.0 °C	30	23
July	32.1 °C	22.7 °C	27.1 °C	34.8 °C	19.0 °C	31	29
August	33.4 °C	23.2 °C	28.1 °C	35.7 °C	18.9 °C	31	31
September	33.6 °C	24.2 °C	28.6 °C	36.6 °C	21.5 °C	30	29
October	32.6 °C	24.3 °C	28.1 °C	36.2 °C	21.4 °C	31	29
November	31.0 °C	23.9 °C	27.0 °C	36.2 °C	21.6 °C	30	22
December	29.8 °C	23.5 °C	26.1 °C	34.6 °C	21.3 °C	31	15

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	285 mm	28	12 h/day	86 %	88 %	8.6 km/h
February	278 mm	26	12 h/day	87 %	89 %	8.7 km/h
March	303 mm	29	12 h/day	87 %	89 %	8.6 km/h
April	222 mm	25	12 h/day	82 %	89 %	8.3 km/h
May	124 mm	17	12 h/day	67 %	86 %	9.2 km/h
June	26 mm	5	12 h/day	43 %	76 %	11 km/h
July	12 mm	2	12 h/day	33 %	65 %	13 km/h
August	6 mm	1	12 h/day	29 %	60 %	13 km/h
September	22 mm	4	12 h/day	38 %	64 %	12 km/h
October	71 mm	11	12 h/day	56 %	73 %	11 km/h
November	141 mm	18	12 h/day	75 %	81 %	9.4 km/h
December	216 mm	24	12 h/day	80 %	86 %	8.9 km/h

How Marabá 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
Marabá	34 °C	23 °C	1,706 mm	363
Parauapebas · Brazil	33 °C	22 °C	1,511 mm	363
Imperatriz · Brazil	35 °C	23 °C	1,235 mm	365
Araguaína · Brazil	34 °C	21 °C	1,725 mm	363

Where Marabá ranks

Ranking	Position	Value
The warmest places in South America in August	26thof 50	33 °C
The warmest places in South America in November	29thof 50	31 °C
The warmest places in South America in October	29thof 50	33 °C
The warmest places in South America in July	30thof 50	32 °C
The warmest places in South America in September	30thof 50	34 °C
The warmest places in South America in June	33rdof 50	31 °C

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

QuestionsCommon questions about Marabá’s climate

When is the best time to visit Marabá?

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

How hot does Marabá get?

In September, the warmest month, daily highs average 34 °C. About 217 days a year pass 30 °C. The highest value in the 1991–2020 record is 37 °C.

How cold does it get in winter?

Nights average 23 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Marabá?

March, averaging 303 mm over 29 days with rain. The driest month is August with 6 mm. The year as a whole averages 1,706 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 Marabá 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
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.