Samambaia climate

Name: Samambaia
Address: BR

Samambaia is warmest in September, with average highs of 29 °C, and coldest in July, when nights average 14 °C. December is the wettest month (243 mm) and July the driest (0.3 mm). Figures are 1991–2020 climate normals.

Across a full year Samambaia averages 1,383 mm of rain and 238 days above 25 °C.

Brazil · population 218,840 · 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 29 °C
Coldest month July 14 °C
Driest month July 0 mm
Wettest month December 243 mm
Least cloud August 27 % cloud
Hottest on record October 36 °C
Coldest on record June 8.3 °C

What to expectSamambaia through the year

Samambaia has a clear annual cycle: average daily highs run from 25 °C in July to 29 °C in September, a swing of 3.6 °C in mean temperature across the year.

Counted across a normal year, 238 days a year reach 25 °C, 20 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in October.

Rain is strongly seasonal. December averages 243 mm against 0 mm in July — 791 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	25.5 °C	232 mm	78 %
February	25.7 °C	191 mm	75 %
March	25.5 °C	211 mm	73 %
April	25.4 °C	94 mm	56 %
May	25.1 °C	21 mm	44 %
June	24.7 °C	5 mm	34 %
July	25.0 °C	under 1 mm	27 %
August	26.8 °C	6 mm	27 %
September	28.6 °C	34 mm	41 %
October	28.0 °C	120 mm	62 %
November	25.6 °C	225 mm	79 %
December	25.4 °C	243 mm	82 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	25.5 °C	17.9 °C	21.3 °C	31.5 °C	14.4 °C	19	1
February	25.7 °C	17.8 °C	21.3 °C	31.9 °C	15.1 °C	20	0
March	25.5 °C	17.7 °C	21.1 °C	29.9 °C	14.9 °C	20	0
April	25.4 °C	17.1 °C	20.8 °C	29.4 °C	12.5 °C	18	0
May	25.1 °C	15.7 °C	20.1 °C	29.3 °C	10.5 °C	17	0
June	24.7 °C	14.5 °C	19.3 °C	29.4 °C	8.3 °C	12	0
July	25.0 °C	14.2 °C	19.4 °C	28.7 °C	8.9 °C	15	0
August	26.8 °C	15.6 °C	21.0 °C	31.3 °C	10.4 °C	25	1
September	28.6 °C	17.8 °C	23.0 °C	33.8 °C	12.5 °C	28	9
October	28.0 °C	18.5 °C	22.9 °C	36.1 °C	13.4 °C	27	8
November	25.6 °C	17.8 °C	21.2 °C	32.3 °C	14.9 °C	18	1
December	25.4 °C	17.9 °C	21.2 °C	31.8 °C	14.5 °C	18	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	232 mm	22	13 h/day	78 %	79 %	13 km/h
February	191 mm	20	13 h/day	75 %	79 %	12 km/h
March	211 mm	22	12 h/day	73 %	80 %	12 km/h
April	94 mm	13	12 h/day	56 %	76 %	13 km/h
May	21 mm	3	11 h/day	44 %	67 %	13 km/h
June	5 mm	1	11 h/day	34 %	59 %	15 km/h
July	under 1 mm	0	11 h/day	27 %	51 %	16 km/h
August	6 mm	2	12 h/day	27 %	45 %	16 km/h
September	34 mm	5	12 h/day	41 %	47 %	16 km/h
October	120 mm	15	12 h/day	62 %	62 %	14 km/h
November	225 mm	22	13 h/day	79 %	78 %	13 km/h
December	243 mm	24	13 h/day	82 %	80 %	13 km/h

How Samambaia 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
Samambaia	29 °C	14 °C	1,383 mm	238
Ceilândia · Brazil	29 °C	14 °C	1,360 mm	230
Brasília · Brazil	29 °C	14 °C	1,383 mm	262
Águas Lindas de Goiás · Brazil	30 °C	15 °C	1,344 mm	291
Luziânia · Brazil	30 °C	15 °C	1,239 mm	316
Planaltina · Brazil	30 °C	15 °C	1,191 mm	303
Anápolis · Brazil	30 °C	16 °C	1,517 mm	307

Where Samambaia ranks

Ranking	Position	Value
Places with the best weather in South America in June	2nd of 50	97/100
Places with the best weather in the world in June	7th of 50	97/100
Places with the best weather in South America in July	9th of 50	96/100
Places with the best weather in South America in May	9th of 50	94/100
The driest places in South America in July	17th of 50	0.3 mm
Places with the best weather in the world in July	21st of 50	96/100

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

QuestionsCommon questions about Samambaia’s climate

When is the best time to visit Samambaia?

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, September is the warmest month and July the driest. The month-by-month table above has the full picture.

How hot does Samambaia get?

In September, the warmest month, daily highs average 29 °C. About 20 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 14 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Samambaia?

December, averaging 243 mm over 24 days with rain. The driest month is July with 0 mm. The year as a whole averages 1,383 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 Samambaia 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: -15.882°, -48.104° (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.