Barras weather in May

In May, Barras sees average daytime highs of 32°C and overnight lows near 24°C, with 152 mm of rain across 14.5 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Barras's 8th-clearest and 9th-windiest month. For the whole year in context, see Barras's year-round climate.

Daytime high
32°
9th warmest
Overnight low
24°
6th coldest
Rainfall
152 mm
14.5 wet days
Daylight
11 h 48 min
5:51 AM – 5:40 PM
Cloud cover
63%
8th clearest
Wind
6 km/h
9th windiest
Solar energy
5.07 kWh/m²
Travel score
3.4
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in Barras reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263324
273324
283324
293323
303323
313323

How May really feels in Barras

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Barras weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°22119.712.22.5
Feb32° / 24°28121.412.12.6
Mar32° / 23°38726.1122.5
Apr32° / 23°33924.711.92.7
May32° / 24°15214.511.83.4
Jun33° / 24°244.711.84.0
Jul34° / 24°102.111.83.8
Aug35° / 24°20.511.93.0
Sep37° / 25°20.4122.1
Oct37° / 26°111.112.11.7
Nov37° / 26°183.212.21.7
Dec36° / 26°687.912.22.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22872
32971
43169
53169
63367
73466
83664
93763
103961
113961
124159
134258
144456
154654
164654
174753
184852
194951
205050
215050
225149
235248
245347
255545
265644
275743
285842
295941
306040
316139

Chance of precipitation in May

Any precipitation

Barras gets around 152 mm of rain over 14.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 69% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
169
267
365
463
561
659
757
855
953
1052
1150
1249
1348
1447
1546
1645
1745
1844
1943
2043
2142
2241
2340
2439
2538
2637
2736
2834
2932
3031
3129

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
116435
216435
316534
416633
516732
616831
716930
817029
917128
1027028
1127127
1227127
1337126
1437126
1537225
1647125
1747224
1857223
1957223
2057322
2167321
2267420
2377419
2477518
2587616
2697615
27107713
28107812
29117910
3012808
3113807

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 min at the start of May 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 May. Sunrise moves from 5:51 AM to 5:53 AM, and sunset from 5:42 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:515:42
211.95:515:42
311.85:515:42
411.85:515:41
511.85:515:41
611.85:515:41
711.85:515:41
811.85:515:41
911.85:515:40
1011.85:515:40
1111.85:515:40
1211.85:515:40
1311.85:515:40
1411.85:515:40
1511.85:515:40
1611.85:515:40
1711.85:515:40
1811.85:515:40
1911.85:515:39
2011.85:525:39
2111.85:525:39
2211.85:525:39
2311.85:525:39
2411.85:525:39
2511.85:525:39
2611.85:525:39
2711.85:535:40
2811.85:535:40
2911.85:535:40
3011.85:535:40
3111.85:535:40

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.07 kWh/m².

For context, solar energy here swings from a low near 4.98 kWh/m² to a high of 6.9 kWh/m² in October across the year — May's 5.07 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in May

Hazard calendar for Barras

In seasonPeak

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

Barras's monsoon runs January–April, when most of the year's rain falls.

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

Is May a good time to visit Barras?

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

3.4
Sightseeing
3rd-best month of the year
5.7
Beach & pool
4th-best month of the year

May is a weaker month for outdoor sightseeing in Barras.

What to pack for Barras in May

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

In May, Barras sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Barras in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barras peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 14UV 15Jul 17UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Barras in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Barras is worst in November — around 16 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1816 µg/m³Jul 155 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr11Good
May8Good
Jun6Good
Jul4Good
Aug6Good
Sep7Good
Oct12Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Barras?

Barras sits at 4.2°S, 42.3°W, 89 m above sea level, in Brazil. The nearest listed city is Batalha, 34 km away.

Topography around Barras

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

Within 3 km, the terrain around Barras has only modest variations in elevation — a maximum elevation change of 35 m around an average of 93 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 67 m; within 80 km, significant variations in elevation — a maximum elevation change of 454 m.

The land around Barras is covered by grassland (34%), trees (32%) and shrubs (20%) within 3 km, trees (40%), grassland (38%) and shrubs (21%) within 16 km, and trees (55%) and grassland (24%) within 80 km.

3 km
35 m
16 km
67 m
80 km
454 m
treesshrubsgrasslandartificial surfaceswater
May weather nearby: Batalha 34 km · Esperantina 39 km · Piripiri 57 km · José de Freitas 65 km · Campo Maior 66 km · Miguel Alves 67 km · União 74 km · Piracuruca 74 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 Barras (-4.2444°, -42.2944°, elevation 89 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. 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).