Serra climate

Name: Serra
Address: BR

Serra is warmest in February, with average highs of 29 °C, and coldest in July, when nights average 18 °C. November is the wettest month (189 mm) and June the driest (32 mm). Figures are 1991–2020 climate normals.

Across a full year Serra averages 1,095 mm of rain and 252 days above 25 °C.

Brazil · population 520,653 · 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 29 °C
Coldest month July 18 °C
Driest month June 32 mm
Wettest month November 189 mm
Least cloud July 46 % cloud
Hottest on record February 38 °C
Coldest on record July 13 °C
Warmest sea March 27 °C

What to expectSerra through the year

Serra has a clear annual cycle: average daily highs run from 24 °C in July to 29 °C in February, a swing of 5.0 °C in mean temperature across the year.

Counted across a normal year, 252 days a year reach 25 °C, 56 of them reach 30 °C. The warmest reading in the 1991–2020 record is 38 °C, in February.

Rain is strongly seasonal. November averages 189 mm against 32 mm in June — 6.0 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Serra is warmest in March at 27 °C and coldest in August at 23 °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	29.1 °C	121 mm	66 %
February	29.4 °C	82 mm	60 %
March	28.8 °C	137 mm	63 %
April	27.3 °C	90 mm	55 %
May	25.6 °C	52 mm	50 %
June	24.8 °C	32 mm	47 %
July	24.3 °C	37 mm	46 %
August	24.6 °C	38 mm	48 %
September	25.7 °C	50 mm	57 %
October	26.6 °C	92 mm	68 %
November	26.9 °C	189 mm	77 %
December	28.3 °C	176 mm	74 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	29.1 °C	22.9 °C	25.4 °C	35.8 °C	18.8 °C	29	11
February	29.4 °C	23.0 °C	25.7 °C	37.8 °C	19.8 °C	28	11
March	28.8 °C	22.8 °C	25.3 °C	37.3 °C	17.6 °C	30	9
April	27.3 °C	21.7 °C	24.1 °C	35.5 °C	17.4 °C	26	3
May	25.6 °C	19.8 °C	22.3 °C	32.2 °C	13.7 °C	17	1
June	24.8 °C	18.6 °C	21.3 °C	33.2 °C	13.4 °C	14	0
July	24.3 °C	18.0 °C	20.7 °C	33.6 °C	12.5 °C	11	0
August	24.6 °C	18.1 °C	20.9 °C	32.1 °C	12.6 °C	12	0
September	25.7 °C	19.2 °C	21.9 °C	35.3 °C	12.6 °C	17	2
October	26.6 °C	20.5 °C	23.0 °C	35.4 °C	13.9 °C	20	4
November	26.9 °C	21.4 °C	23.6 °C	36.9 °C	16.4 °C	21	5
December	28.3 °C	22.4 °C	24.8 °C	34.0 °C	16.9 °C	28	8

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	121 mm	14	13 h/day	66 %	81 %	16 km/h	25.8 °C
February	82 mm	13	13 h/day	60 %	81 %	15 km/h	26.6 °C
March	137 mm	16	12 h/day	63 %	83 %	15 km/h	26.8 °C
April	90 mm	14	12 h/day	55 %	83 %	14 km/h	26.5 °C
May	52 mm	9	11 h/day	50 %	82 %	14 km/h	25.2 °C
June	32 mm	7	11 h/day	47 %	82 %	13 km/h	24.0 °C
July	37 mm	8	11 h/day	46 %	82 %	14 km/h	23.3 °C
August	38 mm	8	11 h/day	48 %	80 %	16 km/h	23.0 °C
September	50 mm	9	12 h/day	57 %	79 %	18 km/h	23.1 °C
October	92 mm	11	13 h/day	68 %	79 %	18 km/h	23.8 °C
November	189 mm	16	13 h/day	77 %	82 %	17 km/h	24.5 °C
December	176 mm	17	13 h/day	74 %	82 %	16 km/h	25.2 °C

How Serra 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
Serra	29 °C	18 °C	1,095 mm	252
Cariacica · Brazil	29 °C	18 °C	1,395 mm	247
Vila Velha · Brazil	29 °C	19 °C	1,049 mm	254
Linhares · Brazil	31 °C	18 °C	1,072 mm	299
Cachoeiro de Itapemirim · Brazil	31 °C	16 °C	1,322 mm	286
Campos dos Goytacazes · Brazil	31 °C	18 °C	1,087 mm	289
Governador Valadares · Brazil	32 °C	18 °C	1,009 mm	333

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

QuestionsCommon questions about Serra’s climate

When is the best time to visit Serra?

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

How hot does Serra get?

In February, the warmest month, daily highs average 29 °C. About 56 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 18 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Serra?

November, averaging 189 mm over 16 days with rain. The driest month is June with 32 mm. The year as a whole averages 1,095 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 Serra 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: -20.129°, -40.308° (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.