Cabo de Santo Agostinho climate

Name: Cabo de Santo Agostinho
Address: BR

Cabo de Santo Agostinho is warmest in March, with average highs of 29 °C, and coldest in August, when nights average 22 °C. June is the wettest month (199 mm) and November the driest (41 mm). Figures are 1991–2020 climate normals.

Across a full year Cabo de Santo Agostinho averages 1,245 mm of rain and 348 days above 25 °C.

Brazil · population 216,969 · 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 March 29 °C
Coldest month August 22 °C
Driest month November 41 mm
Wettest month June 199 mm
Least cloud September 46 % cloud
Hottest on record March 33 °C
Coldest on record August 19 °C
Warmest sea April 29 °C

What to expectCabo de Santo Agostinho through the year

Cabo de Santo Agostinho changes little through the year. Average daily highs stay between 26 and 29 °C, so no month stands out as a season in the way it would further from the equator.

Counted across a normal year, 348 days a year reach 25 °C, 6 of them reach 30 °C. The warmest reading in the 1991–2020 record is 33 °C, in March.

Rain is strongly seasonal. June averages 199 mm against 41 mm in November — 4.8 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Cabo de Santo Agostinho is warmest in April at 29 °C and coldest in August at 26 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.3 °C	72 mm	57 %
February	28.5 °C	77 mm	58 %
March	28.6 °C	100 mm	56 %
April	28.2 °C	135 mm	59 %
May	27.4 °C	174 mm	57 %
June	26.4 °C	199 mm	55 %
July	25.8 °C	177 mm	54 %
August	25.8 °C	106 mm	49 %
September	26.4 °C	68 mm	46 %
October	27.2 °C	49 mm	47 %
November	27.8 °C	41 mm	50 %
December	28.2 °C	46 mm	54 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	28.3 °C	24.4 °C	26.2 °C	31.2 °C	21.4 °C	31	1
February	28.5 °C	24.6 °C	26.4 °C	31.5 °C	22.2 °C	28	1
March	28.6 °C	24.6 °C	26.4 °C	33.0 °C	22.1 °C	31	2
April	28.2 °C	24.4 °C	26.1 °C	31.0 °C	22.1 °C	30	1
May	27.4 °C	23.8 °C	25.5 °C	30.2 °C	21.5 °C	31	0
June	26.4 °C	23.1 °C	24.6 °C	29.1 °C	20.1 °C	28	0
July	25.8 °C	22.5 °C	24.0 °C	28.3 °C	19.9 °C	25	0
August	25.8 °C	22.4 °C	23.9 °C	28.2 °C	19.0 °C	25	0
September	26.4 °C	22.8 °C	24.4 °C	28.8 °C	19.3 °C	28	0
October	27.2 °C	23.5 °C	25.1 °C	30.3 °C	20.4 °C	31	0
November	27.8 °C	24.0 °C	25.7 °C	30.9 °C	22.1 °C	30	0
December	28.2 °C	24.4 °C	26.1 °C	31.1 °C	21.8 °C	31	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	72 mm	19	13 h/day	57 %	78 %	19 km/h	27.9 °C
February	77 mm	18	12 h/day	58 %	79 %	19 km/h	28.3 °C
March	100 mm	21	12 h/day	56 %	80 %	18 km/h	28.6 °C
April	135 mm	22	12 h/day	59 %	82 %	18 km/h	28.7 °C
May	174 mm	24	12 h/day	57 %	83 %	18 km/h	28.1 °C
June	199 mm	25	12 h/day	55 %	83 %	20 km/h	27.2 °C
July	177 mm	26	12 h/day	54 %	81 %	21 km/h	26.3 °C
August	106 mm	22	12 h/day	49 %	79 %	22 km/h	26.0 °C
September	68 mm	19	12 h/day	46 %	78 %	21 km/h	26.2 °C
October	49 mm	17	12 h/day	47 %	77 %	20 km/h	26.6 °C
November	41 mm	14	12 h/day	50 %	76 %	20 km/h	27.1 °C
December	46 mm	16	13 h/day	54 %	77 %	19 km/h	27.5 °C

Planning a trip? See the best time to visit Cabo de Santo Agostinho.

QuestionsCommon questions about Cabo de Santo Agostinho’s climate

When is the best time to visit Cabo de Santo Agostinho?

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

How hot does Cabo de Santo Agostinho get?

In March, the warmest month, daily highs average 29 °C. About 6 days a year pass 30 °C. The highest value in the 1991–2020 record is 33 °C.

How cold does it get in winter?

Nights average 22 °C in August, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Cabo de Santo Agostinho?

June, averaging 199 mm over 25 days with rain. The driest month is November with 41 mm. The year as a whole averages 1,245 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 Cabo de Santo Agostinho 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: -8.288°, -35.029° (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.