Arinos weather in May

In May, Arinos sees average daytime highs of 30°C and overnight lows near 19°C, with 12 mm of rain across 2.4 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 50% 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 Arinos's 5th-clearest and 6th-windiest month. For the whole year in context, see Arinos's year-round climate.

Daytime high
30°
10th warmest
Overnight low
19°
4th coldest
Rainfall
12 mm
2.4 wet days
Daylight
11 h 18 min
7:23 AM – 6:38 PM
Cloud cover
45%
5th clearest
Wind
6 km/h
6th windiest
Solar energy
4.74 kWh/m²
Travel score
6.3
out of 10

Arinos 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 Arinos 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 32°C. Set against its neighbours, May runs on par with April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63019
73019
83019
93019
103019
113019
123019
133019
143019
152919
162919
172919
182919
192918
202918
212918
222918
232918
242918
252918
262918
272918
282918
292918
302918
312918

How May really feels in Arinos

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.

Arinos 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
Jan30° / 21°16316.412.84.0
Feb31° / 21°11913.612.54.1
Mar30° / 21°15015.412.14.2
Apr30° / 20°518.111.75.2
May30° / 19°122.411.36.3
Jun29° / 17°30.411.17.2
Jul29° / 16°00.111.17.3
Aug31° / 17°20.511.56.2
Sep33° / 20°142.111.94.6
Oct33° / 22°758.712.43.7
Nov30° / 21°18717.412.73.8
Dec30° / 21°2081912.93.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27228
37228
47228
57228
67129
77030
86832
96832
106733
116535
126535
136337
146337
156238
166238
176238
186238
196337
206238
216337
226436
236535
246535
256733
266832
276931
287129
297228
307228
317426

Chance of precipitation in May

Any precipitation

Arinos gets around 12 mm of rain over 2.4 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 8% and peaks near 13% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
113
212
312
412
511
611
711
810
910
1010
1110
1210
1310
1410
159
169
179
188
198
207
217
227
236
246
255
265
275
284
294
304
314

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111646361
211846341
321946321
422146301
522246281
622446271
722546251
822646241
932746231
1032846231
1132846221
1232946211
1342946211
1442946201
1552945201
1653046191
1753046190
1863046180
1963046170
2063146170
2173146160
2273246150
2373246140
2483346130
2583446120
2683546110
2783745100
288384590
299394470
309414460
319434350

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 6 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
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

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 7:19 AM to 7:28 AM, and sunset from 6:45 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:196:45
211.47:196:44
311.47:196:44
411.47:196:43
511.47:206:43
611.47:206:42
711.47:206:42
811.37:206:41
911.37:216:41
1011.37:216:41
1111.37:216:40
1211.37:226:40
1311.37:226:39
1411.37:226:39
1511.37:236:39
1611.37:236:38
1711.37:236:38
1811.27:246:38
1911.27:246:38
2011.27:246:37
2111.27:246:37
2211.27:256:37
2311.27:256:37
2411.27:266:37
2511.27:266:36
2611.27:266:36
2711.27:276:36
2811.27:276:36
2911.17:276:36
3011.17:286:36
3111.17:286:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.74 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.36 kWh/m² in October across the year — May's 4.74 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in May

Hazard calendar for Arinos

In seasonPeak

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

Arinos'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 Arinos?

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

6.3
Sightseeing
3rd-best month of the year
8.3
Beach & pool
4th-best month of the year

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

What to pack for Arinos in May

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

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

light clothessun protection

UV index in Arinos 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 Arinos peaks around February 14 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 14UV 15Jul 10UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Arinos?

Arinos sits at 15.9°S, 46.1°W, 517 m above sea level, in Brazil. The nearest listed city is Urucuia, 46 km away.

Topography around Arinos

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

Within 3 km, the terrain around Arinos has only modest variations in elevation — a maximum elevation change of 47 m around an average of 514 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 452 m; within 80 km, significant variations in elevation — a maximum elevation change of 541 m.

The land around Arinos is covered by grassland (41%), shrubs (23%) and trees (20%) within 3 km, shrubs (34%), grassland (31%) and trees (27%) within 16 km, and shrubs (37%), grassland (29%) and trees (20%) within 80 km.

3 km
47 m
16 km
452 m
80 km
541 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Urucuia 46 km · Buritis 48 km · Unaí 99 km · Brasilândia de Minas 122 km · São Francisco 133 km · Formosa 138 km · Paracatu 167 km · Planaltina 168 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 Arinos (-15.9169°, -46.1056°, elevation 517 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).