Barreiro do Jaíba weather in May

In May, Barreiro do Jaíba sees average daytime highs of 31°C and overnight lows near 20°C, with 7 mm of rain across 1.9 wet days and about 11.3 hours of daylight. It is the 10th-warmest and 9th-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 45% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 h 24 min at the start of May to 11 h 06 min by month's end. Set against the rest of the year, May is Barreiro do Jaíba's 5th-clearest and 6th-windiest month. For the whole year in context, see Barreiro do Jaíba's year-round climate.

Daytime high
31°
10th warmest
Overnight low
20°
5th coldest
Rainfall
7 mm
1.9 wet days
Daylight
11 h 18 min
7:12 AM – 6:29 PM
Cloud cover
46%
5th clearest
Wind
9 km/h
6th windiest
Solar energy
4.7 kWh/m²
Travel score
5.4
out of 10

Barreiro do Jaíba is human settlement in Brazil.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in Barreiro do Jaíba reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223120
233120
243120
253119
263119
273119
283119
293119
303119
313119

How May really feels in Barreiro do Jaíba

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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Barreiro do Jaíba weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°11410.712.84.0
Feb32° / 22°749.412.53.9
Mar32° / 22°10710.412.14.0
Apr32° / 21°364.811.74.7
May31° / 20°71.911.35.4
Jun30° / 18°10.311.16.3
Jul30° / 18°0011.26.5
Aug31° / 18°10.211.55.6
Sep34° / 20°81.411.94.1
Oct34° / 22°576.512.43.3
Nov32° / 22°14613.212.73.6
Dec31° / 22°16514.312.93.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
26931
36931
46832
56832
66733
76733
86535
96535
106436
116337
126238
136139
146040
156040
166040
176040
186040
196040
206040
216139
226238
236337
246535
256634
266733
276931
286931
297129
307228
317228

Chance of precipitation in May

Any precipitation

Barreiro do Jaíba gets around 7 mm of rain over 1.9 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 6% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
110
210
39
49
58
68
78
87
97
107
117
127
137
147
157
167
176
186
196
206
216
226
235
245
255
264
274
284
293
303
313

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 15% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121851281
221952270
332051260
432250250
532350240
632449230
742549220
842648220
942748210
1042748200
1152848190
1252848180
1352948170
1453049160
1563049150
1663149140
1763149140
1863150130
1963250120
2073250110
2173251100
227335190
237335190
248345080
258355070
268365070
278374960
288384860
298394750
309404650
319424540

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 24 min at the start of May to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over May. Sunrise moves from 7:08 AM to 7:17 AM, and sunset from 6:35 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:086:35
211.47:086:34
311.47:096:34
411.47:096:33
511.47:096:33
611.47:096:33
711.47:106:32
811.47:106:32
911.47:106:31
1011.37:116:31
1111.37:116:31
1211.37:116:30
1311.37:116:30
1411.37:126:29
1511.37:126:29
1611.37:126:29
1711.37:136:29
1811.37:136:28
1911.27:136:28
2011.27:146:28
2111.27:146:28
2211.27:146:27
2311.27:156:27
2411.27:156:27
2511.27:156:27
2611.27:166:27
2711.27:166:27
2811.27:166:26
2911.27:176:26
3011.27:176:26
3111.17:176:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.7 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.45 kWh/m² in October across the year — May's 4.7 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in May

Hazard calendar for Barreiro do Jaíba

In seasonPeak

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

Barreiro do Jaíba's rainy season runs November–March, when most of the year's rain falls.

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

Is May a good time to visit Barreiro do Jaíba?

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

5.4
Sightseeing
4th-best month of the year
8.0
Beach & pool
4th-best month of the year

May is a reasonable time to visit Barreiro do Jaíba for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Barreiro do Jaíba in May

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

In May, Barreiro do Jaíba sees daytime highs around 31°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Barreiro do Jaíba in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barreiro do Jaíba peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jul 11UV 8
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Barreiro do Jaíba?

Barreiro do Jaíba sits at 15.6°S, 43.6°W, 584 m above sea level, in Brazil. The nearest listed city is Jaíba, 32 km away.

Topography around Barreiro do Jaíba

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

Within 3 km, the terrain around Barreiro do Jaíba has significant variations in elevation — a maximum elevation change of 316 m around an average of 519 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 322 m; within 80 km, large variations in elevation — a maximum elevation change of 880 m.

The land around Barreiro do Jaíba is covered by trees (34%), cropland (30%) and grassland (23%) within 3 km, trees (37%) and cropland (27%) within 16 km, and trees (35%), grassland (27%) and shrubs (23%) within 80 km.

3 km
316 m
16 km
322 m
80 km
880 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Jaíba 32 km · Janaúba 37 km · Varzelândia 48 km · São João da Ponte 57 km · Porteirinha 62 km · Itacarambi 78 km · Januária 84 km · Monte Azul 92 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 Barreiro do Jaíba (-15.6153°, -43.5919°, elevation 584 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).