Barreirinhas weather in June

In June, Barreirinhas sees average daytime highs of 31°C and overnight lows near 25°C, with 66 mm of rain across 13.1 wet days and about 11.8 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 50% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of June to 11 h 48 min by month's end. Set against the rest of the year, June is Barreirinhas's 5th-clearest and 9th-windiest month. For the whole year in context, see Barreirinhas's year-round climate.

Daytime high
31°
7th warmest
Overnight low
25°
6th coldest
Rainfall
66 mm
13.1 wet days
Daylight
11 h 48 min
5:56 AM – 5:47 PM
Cloud cover
45%
5th clearest
Wind
12 km/h
9th windiest
Solar energy
5.35 kWh/m²
Travel score
4.6
out of 10

Barreirinhas is principal settlement in Barreirinhas Municipality, Maranhão, Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical June day in Barreirinhas reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, June runs on par with May and on par with July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133125
143125
153125
163125
173125
183125
193125
203125
213125
223125
233125
243125
253125
263125
273125
283125
293125
303125

How June really feels in Barreirinhas

Once humidity and wind are folded in, June averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Barreirinhas weather by month

How June compares with the rest of the year at a glance. June is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

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 June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 24% of June, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16040
26238
36337
46436
56535
66634
76733
86832
96931
107030
117129
127327
137426
147426
157525
167624
177723
187822
197921
208020
218020
228119
238119
248218
258218
268317
278218
288218
298218
308218

Chance of precipitation in June

Any precipitation

Barreirinhas gets around 66 mm of rain over 13.1 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 44% and peaks near 56% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
156
256
355
454
553
653
752
851
950
1049
1148
1246
1345
1444
1544
1643
1742
1841
1940
2039
2138
2237
2337
2436
2535
2635
2734
2834
2934
3033

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
14753
24852
34951
45149
55248
65446
75644
85743
95941
106139
116337
126436
136634
146832
157030
167129
177327
187525
197723
207822
218020
228119
238218
248416
258515
268614
278713
288812
298911
309010

Wind in June

Winds average 12 km/h in June.

Across June, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 11 h 54 min at the start of June to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over June. Sunrise moves from 5:53 AM to 5:59 AM, and sunset from 5:44 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:535:44
211.95:535:45
311.95:545:45
411.85:545:45
511.85:545:45
611.85:545:45
711.85:545:45
811.85:555:45
911.85:555:46
1011.85:555:46
1111.85:555:46
1211.85:555:46
1311.85:565:46
1411.85:565:46
1511.85:565:47
1611.85:565:47
1711.85:575:47
1811.85:575:47
1911.85:575:47
2011.85:575:48
2111.85:575:48
2211.85:585:48
2311.85:585:48
2411.85:585:48
2511.85:585:49
2611.85:585:49
2711.85:595:49
2811.85:595:49
2911.85:595:49
3011.85:595:50

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.35 kWh/m².

For context, solar energy here swings from a low near 4.86 kWh/m² to a high of 6.8 kWh/m² in October across the year — June's 5.35 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in June

Hazard calendar for Barreirinhas

In seasonPeak

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

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 June a good time to visit Barreirinhas?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.6
Sightseeing
6th-best month of the year
6.4
Beach & pool
7th-best month of the year

June 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 June

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

In June, Barreirinhas sees daytime highs around 31°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Barreirinhas in June

The nearest coast averages about 29°C in June — 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 June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks 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 June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June 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
June 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).