Barreirinhas in Winter

In winter (June, July and August), Barreirinhas sees average daytime highs around 31°C and overnight lows near 25°C, with 111 mm of rain over about 21 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Across winter, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 65% of the time across winter, and the air most often feels oppressive.

Winter is Barreirinhas's 2nd-best season to visit on our travel score. Barreirinhas has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Barreirinhas's year-round climate.

Avg daytime high
31°C
2nd-warmest season
Avg overnight low
25°C
Rainfall
111 mm
21 wet days
Avg wind
14 km/h
Travel score
4.9
2nd-best season
Months
Jun · Jul · Aug

Temperature in Barreirinhas in Winter

Average highAverage lowShaded bands: 10–90% of days

Across winter, daytime highs hold fairly steady around 31°C.

A typical winter day in Barreirinhas reaches about 31°C and drops to 25°C overnight. The warmest of the three months is August, the coolest July.

20°25°30°35°JunJulAug

How winter really feels in Barreirinhas

Once humidity and wind are folded in, winter brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
92
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Barreirinhas weather by month

How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 25°14021.612.13.4
Feb30° / 24°20424.212.13.1
Mar30° / 24°27829122.8
Apr30° / 24°30327.211.92.9
May30° / 25°19222.111.93.5
Jun31° / 25°6613.111.84.6
Jul31° / 25°386.811.95.1
Aug32° / 25°71.511.95.1
Sep32° / 25°30.8125.1
Oct32° / 25°60.812.15.1
Nov32° / 26°112.412.14.9
Dec32° / 25°378.412.24.4

Cloud cover in Winter

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time across winter.

0%25%50%75%100%JunJulAug

Chance of precipitation in Winter

Any precipitation

Barreirinhas gets around 111 mm of rain over 21 wet days across winter. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%JunJulAug

Humidity in Winter

DryComfortableHumidMuggyOppressiveMiserable

Most of winter feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%JunJulAug

Wind in Winter

Winds average 14 km/h across winter.

05101520JunJulAug

Sunrise & sunset in Winter

DaylightNight

Daylight runs from about 11 h 54 min in early June to 11 h 54 min by late August. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Winter

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across winter, about 5.8 kWh/m².

0246JunJulAug
Planning a trip in winter

Hazard calendar for Barreirinhas

In seasonPeak

None of Barreirinhas's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.

Barreirinhas's monsoon runs January–May, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is winter a good time to visit Barreirinhas?

Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

4.9
Sightseeing
2nd-best month of the year
7.4
Beach & pool
2nd-best month of the year

winter is a reasonable time to visit Barreirinhas for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Barreirinhas in Winter

From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In winter, Barreirinhas sees daytime highs around 31°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 21 days see rain.

light clothessun protectionrain gear

Sea temperature near Barreirinhas in Winter

The nearest coast averages about 28°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in April at about 29°C and coldest in September near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Warm
Aug27Warm
Sep27Warm
Oct27Warm
Nov28Warm
Dec28Warm

UV index in Barreirinhas in Winter

LowModerateHighVery highExtreme

Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barreirinhas peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 16Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec12Extreme

Air quality in Barreirinhas in Winter

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.

Air quality in Barreirinhas is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (May, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodModerateJul 1719 µg/m³May 219 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar14Moderate
Apr11Good
May8Good
Jun9Good
Jul20Moderate
Aug12Good
Sep9Good
Oct11Good
Nov14Moderate
Dec14Moderate
Location & terrain

Where is Barreirinhas?

Barreirinhas sits at 2.8°S, 42.8°W, 5 m above sea level, in Brazil. The nearest listed city is Paulino Neves, 33 km away.

Topography around Barreirinhas

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barreirinhas.

Within 3 km, the terrain around Barreirinhas has only modest variations in elevation — a maximum elevation change of 25 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 76 m; within 80 km, only modest variations in elevation — a maximum elevation change of 138 m.

The land around Barreirinhas is covered by grassland (36%) and trees (29%) within 3 km, trees (46%) and grassland (20%) within 16 km, and trees (39%) and water (30%) within 80 km.

3 km
25 m
16 km
76 m
80 km
138 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetlandmangroves
Winter weather nearby: Paulino Neves 33 km · Tutóia 61 km · Humberto de Campos 73 km · São Bernardo 81 km · Urbano Santos 82 km · Santa Quitéria do Maranhão 87 km · Luzilândia 93 km · São Benedito do Rio Preto 101 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Barreirinhas (-2.7556°, -42.8259°, elevation 5 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.