Janaúba weather in May

In May, Janaúba sees average daytime highs of 30°C and overnight lows near 19°C, with 7 mm of rain across 1.8 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 30°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 Janaúba's 5th-clearest and 6th-windiest month. For the whole year in context, see Janaúba's year-round climate.

Daytime high
30°
10th warmest
Overnight low
19°
5th coldest
Rainfall
7 mm
1.8 wet days
Daylight
11 h 18 min
7:11 AM – 6:27 PM
Cloud cover
46%
5th clearest
Wind
9 km/h
6th windiest
Solar energy
4.68 kWh/m²
Travel score
5.9
out of 10

Janaúba 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 30°C through the month.

A typical May day in Janaúba reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93020
103020
113019
123019
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
283019
293019
303019
313019

How May really feels in Janaúba

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.

Janaúba 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
Jan31° / 21°11210.412.84.2
Feb32° / 22°728.612.54.1
Mar31° / 22°9810.312.14.2
Apr31° / 21°335.111.75.0
May30° / 19°71.811.35.9
Jun29° / 18°10.211.16.8
Jul29° / 17°0011.27.0
Aug31° / 17°10.211.56.2
Sep33° / 19°81.511.94.7
Oct33° / 21°536.212.43.8
Nov31° / 21°14013.112.73.9
Dec31° / 21°15613.412.94.1

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 22% of May, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27228
37228
47129
57030
67030
76931
86931
96733
106634
116535
126436
136337
146337
156238
166238
176238
186238
196238
206337
216337
226436
236634
246634
256832
266931
277030
287129
297228
307327
317426

Chance of precipitation in May

Any precipitation

Janaúba gets around 7 mm of rain over 1.8 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
29
39
48
58
68
77
87
97
107
117
127
137
147
157
167
176
186
196
206
216
226
235
245
255
264
274
284
293
303
312

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 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13205621
23215620
33225619
44235419
54255318
65265217
75265316
85275315
95285215
106295114
116295213
127305112
137305112
147315111
157325011
168325010
178334910
18834499
19834498
20835498
21836487
22937487
23937486
24939476
25940465
26941465
27942454
28943444
29945434
30946423
311047403

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
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
2810calm
2910calm
3010calm
3110calm

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 7:07 AM to 7:16 AM, and sunset from 6:34 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:076:34
211.47:076:33
311.47:086:33
411.47:086:32
511.47:086:32
611.47:096:31
711.47:096:31
811.47:096:30
911.37:096:30
1011.37:106:30
1111.37:106:29
1211.37:106:29
1311.37:116:28
1411.37:116:28
1511.37:116:28
1611.37:116:27
1711.37:126:27
1811.27:126:27
1911.27:126:27
2011.27:136:26
2111.27:136:26
2211.27:136:26
2311.27:146:26
2411.27:146:26
2511.27:146:25
2611.27:156:25
2711.27:156:25
2811.27:156:25
2911.27:166:25
3011.17:166:25
3111.17:166:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.68 kWh/m².

For context, solar energy here swings from a low near 4.44 kWh/m² to a high of 6.4 kWh/m² in February across the year — May's 4.68 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
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 Janaúba

In seasonPeak

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

Janaúba'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 Janaúba?

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

5.9
Sightseeing
4th-best month of the year
8.2
Beach & pool
4th-best month of the year

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

What to pack for Janaúba in May

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

In May, Janaúba sees daytime highs around 30°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Janaúba 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 Janaúba peaks around February 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 16UV 15Jul 10UV 8
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme
Location & terrain

Where is Janaúba?

Janaúba sits at 15.8°S, 43.3°W, 539 m above sea level, in Brazil. The nearest listed city is Porteirinha, 31 km away.

Topography around Janaúba

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

Within 3 km, the terrain around Janaúba has only modest variations in elevation — a maximum elevation change of 83 m around an average of 532 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 531 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,297 m.

The land around Janaúba is covered by artificial surfaces (30%), trees (24%) and grassland (23%) within 3 km, trees (33%), grassland (32%) and shrubs (20%) within 16 km, and trees (39%), grassland (29%) and shrubs (21%) within 80 km.

3 km
83 m
16 km
531 m
80 km
1,297 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Porteirinha 31 km · Barreiro do Jaíba 37 km · Jaíba 65 km · São João da Ponte 76 km · Francisco Sá 77 km · Varzelândia 78 km · Rio Pardo de Minas 85 km · Monte Azul 86 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 Janaúba (-15.8025°, -43.3089°, elevation 539 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).