Belo Horizonte weather in May

In May, Belo Horizonte sees average daytime highs of 25°C and overnight lows near 14°C, with 31 mm of rain across 5.1 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 40% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 11 h 18 min at the start of May to 10 h 54 min by month's end. Set against the rest of the year, May is Belo Horizonte's 5th-clearest and 10th-windiest month. For the whole year in context, see Belo Horizonte's year-round climate.

Daytime high
25°
10th warmest
Overnight low
14°
4th coldest
Rainfall
31 mm
5.1 wet days
Daylight
11 h 06 min
7:20 AM – 6:24 PM
Cloud cover
49%
5th clearest
Wind
7 km/h
10th windiest
Solar energy
4.26 kWh/m²
Travel score
7.9
out of 10

Belo Horizonte is human settlement in Brazil.

Air quality
Moderate
PM10 30.5 µg/m³ · 2012

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 25°C through the month.

A typical May day in Belo Horizonte reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 27°C. Set against its neighbours, May runs about 2°C cooler than April and on par with June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12615
22515
32515
42515
52514
62514
72514
82514
92514
102514
112514
122514
132514
142514
152414
162414
172414
182414
192414
202414
212414
222414
232413
242413
252413
262413
272413
282413
292413
302413
312413

Belo Horizonte 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
Jan27° / 19°21817.913.15.1
Feb28° / 18°11912.912.75.6
Mar27° / 18°14716.912.15.4
Apr26° / 16°559.811.66.7
May25° / 14°315.111.17.9
Jun24° / 12°101.710.88.6
Jul24° / 12°50.810.98.9
Aug25° / 13°112.111.38.5
Sep27° / 15°476.511.97.3
Oct27° / 17°8111.712.56.1
Nov26° / 18°18418.412.95.0
Dec27° / 18°2592213.24.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26733
36733
46634
56634
66535
76337
86238
96040
106040
115842
125743
135644
145644
155446
165446
175545
185644
195644
205842
215941
226139
236139
246238
256436
266535
276634
286733
296733
306832
316832

Chance of precipitation in May

Any precipitation

Belo Horizonte gets around 31 mm of rain over 5.1 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 17% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
217
317
417
516
616
716
817
917
1017
1118
1218
1318
1418
1518
1618
1718
1818
1918
2018
2118
2218
2317
2417
2516
2615
2715
2814
2913
3013
3112

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11345384
21446363
31647353
41748332
51849312
61950302
72050291
82150281
92250271
102251261
112350261
122450261
132451250
142550250
152649250
162649250
172749240
182749240
192749240
202849230
212849220
222949210
233050210
243150190
253151180
263251170
273351160
283451150
293551140
303552130
313652120

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 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
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
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 18 min at the start of May to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over May. Sunrise moves from 7:14 AM to 7:26 AM, and sunset from 6:31 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:146:31
211.37:156:31
311.37:156:30
411.27:166:30
511.27:166:29
611.27:166:28
711.27:176:28
811.27:176:27
911.27:176:27
1011.17:186:26
1111.17:186:26
1211.17:196:25
1311.17:196:25
1411.17:196:25
1511.17:206:24
1611.17:206:24
1711.07:216:23
1811.07:216:23
1911.07:216:23
2011.07:226:22
2111.07:226:22
2211.07:236:22
2311.07:236:22
2411.07:236:21
2511.07:246:21
2610.97:246:21
2710.97:256:21
2810.97:256:20
2910.97:266:20
3010.97:266:20
3110.97:266:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.26 kWh/m².

For context, solar energy here swings from a low near 4.02 kWh/m² to a high of 6.02 kWh/m² in February across the year — May's 4.26 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.3Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in May

Hazard calendar for Belo Horizonte

In seasonPeak

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

Belo Horizonte's monsoon runs November–March, 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 Belo Horizonte?

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

7.9
Sightseeing
4th-best month of the year
6.9
Beach & pool
5th-best month of the year

May is one of the better times to visit Belo Horizonte for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Belo Horizonte in May

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

In May, Belo Horizonte sees daytime highs around 25°C and nights near 14°C. Worth packing: light clothes. About 5 days see rain.

light clothes

UV index in Belo Horizonte in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Belo Horizonte peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeFeb 9UV 15Jun 19UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Belo Horizonte 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 Belo Horizonte is worst in September — around 27 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (January, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1526 µg/m³Jan 1412 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar15Moderate
Apr16Moderate
May20Moderate
Jun20Moderate
Jul19Moderate
Aug19Moderate
Sep27Moderate
Oct17Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Belo Horizonte?

Belo Horizonte sits at 19.9°S, 43.9°W, 888 m above sea level, in Brazil. The nearest listed city is Nova Lima, 12 km away.

Topography around Belo Horizonte

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

Within 3 km, the terrain around Belo Horizonte has only modest variations in elevation — a maximum elevation change of 229 m around an average of 880 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 837 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,504 m.

The land around Belo Horizonte is covered by artificial surfaces (94%) within 3 km, artificial surfaces (44%) and trees (41%) within 16 km, and trees (52%) and grassland (39%) within 80 km.

3 km
229 m
16 km
837 m
80 km
1,504 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Nova Lima 12 km · Contagem 12 km · Sabará 14 km · Raposos 15 km · Ibirité 17 km · Santa Luzia 19 km · Ribeirão das Neves 23 km · São José da Lapa 25 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 Belo Horizonte (-19.9208°, -43.9378°, elevation 888 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).