Boa Vista do Tupim weather in May

In May, Boa Vista do Tupim sees average daytime highs of 29°C and overnight lows near 20°C, with 23 mm of rain across 5.9 wet days and about 11.4 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 19% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of May to 11 h 18 min by month's end. Set against the rest of the year, May is Boa Vista do Tupim's 9th-clearest and 12th-windiest month. For the whole year in context, see Boa Vista do Tupim's year-round climate.

Daytime high
29°
9th warmest
Overnight low
20°
6th coldest
Rainfall
23 mm
5.9 wet days
Daylight
11 h 24 min
5:56 AM – 5:21 PM
Cloud cover
63%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
3.89 kWh/m²
Travel score
5.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Boa Vista do Tupim reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, May runs about 2°C cooler than April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63021
73021
83021
93021
102921
112921
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How May really feels in Boa Vista do Tupim

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.

Boa Vista do Tupim weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°747.812.74.4
Feb32° / 22°477.112.44.1
Mar32° / 22°728.912.14.2
Apr31° / 22°447.411.74.8
May29° / 20°235.911.45.8
Jun28° / 19°185.111.36.8
Jul27° / 18°205.211.37.0
Aug28° / 18°143.811.66.8
Sep30° / 19°132.811.95.9
Oct31° / 20°284.312.35.0
Nov31° / 21°808.212.64.6
Dec31° / 21°787.112.74.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 26% of May, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24654
34654
44555
54456
64357
74357
84258
94258
104258
114159
124159
134159
144159
154159
164159
174258
184258
194357
204456
214456
224654
234753
244753
254852
264852
274852
284951
294852
304852
314852

Chance of precipitation in May

Any precipitation

Boa Vista do Tupim gets around 23 mm of rain over 5.9 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 20% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
121
220
320
420
520
619
719
819
919
1019
1119
1219
1319
1420
1520
1620
1720
1820
1920
2020
2120
2220
2320
2420
2520
2620
2720
2819
2919
3019
3119

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 70% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1116758
2116758
3117757
4118747
5119737
6120736
7122716
8123706
9124696
10125686
11126685
12227665
13228655
14229645
15230635
16230635
17231634
18231634
19331624
20331624
21332614
22332623
23332623
24332623
25333613
26333622
27334612
28334612
29335602
30336601
31337591

Wind in May

Winds average 7 km/h in May, the calmest month.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 36 min at the start of May to 11 h 18 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 5:53 AM to 6:00 AM, and sunset from 5:26 PM to 5:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:535:26
211.55:535:26
311.55:535:25
411.55:535:25
511.55:545:25
611.55:545:24
711.55:545:24
811.55:545:24
911.55:545:23
1011.55:555:23
1111.55:555:23
1211.55:555:22
1311.45:555:22
1411.45:565:22
1511.45:565:21
1611.45:565:21
1711.45:565:21
1811.45:575:21
1911.45:575:21
2011.45:575:20
2111.45:575:20
2211.45:585:20
2311.45:585:20
2411.45:585:20
2511.45:595:20
2611.35:595:20
2711.35:595:19
2811.35:595:19
2911.36:005:19
3011.36:005:19
3111.36:005:19

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.89 kWh/m².

For context, solar energy here swings from a low near 3.4 kWh/m² to a high of 5.96 kWh/m² in January across the year — May's 3.89 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.1Bright
54.1Bright
64.1Bright
74.0Bright
84.0Bright
94.0Moderate
104.0Moderate
114.0Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.6Moderate
313.6Moderate
Planning a trip in May

Is May a good time to visit Boa Vista do Tupim?

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

5.8
Sightseeing
5th-best month of the year
7.4
Beach & pool
4th-best month of the year

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

What to pack for Boa Vista do Tupim in May

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

In May, Boa Vista do Tupim sees daytime highs around 29°C and nights near 20°C. Pack light clothes. About 6 days see rain.

light clothes

UV index in Boa Vista do Tupim 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 Boa Vista do Tupim peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 18UV 15Jul 10UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun9Very high
Jul9Very high
Aug10Extreme
Sep11Extreme
Oct13Extreme
Nov14Extreme
Dec12Extreme
Location & terrain

Where is Boa Vista do Tupim?

Boa Vista do Tupim sits at 12.7°S, 40.6°W, 300 m above sea level, in Brazil. The nearest listed city is Itaberaba, 36 km away.

Topography around Boa Vista do Tupim

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Boa Vista do Tupim.

Within 3 km, the terrain around Boa Vista do Tupim has only modest variations in elevation — a maximum elevation change of 118 m around an average of 319 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 487 m; within 80 km, large variations in elevation — a maximum elevation change of 871 m.

The land around Boa Vista do Tupim is covered by grassland (42%) and shrubs (38%) within 3 km, trees (42%) and grassland (40%) within 16 km, and grassland (46%), trees (32%) and shrubs (21%) within 80 km.

3 km
118 m
16 km
487 m
80 km
871 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Itaberaba 36 km · Ruy Barbosa 44 km · Iaçu 44 km · Utinga 84 km · Maracás 89 km · Mundo Novo 91 km · Baixa Grande 91 km · Tapiramutá 93 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 Boa Vista do Tupim (-12.6623°, -40.6065°, elevation 300 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).