Tocantins weather in May

In May, Tocantins sees average daytime highs of 26°C and overnight lows near 16°C, with 38 mm of rain across 6.1 wet days and about 11 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 28% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 h 12 min at the start of May to 10 h 48 min by month's end. Set against the rest of the year, May is Tocantins's 4th-clearest and 9th-windiest month. For the whole year in context, see Tocantins's year-round climate.

Daytime high
26°
10th warmest
Overnight low
16°
4th coldest
Rainfall
38 mm
6.1 wet days
Daylight
11 hours
7:18 AM – 6:18 PM
Cloud cover
58%
4th clearest
Wind
6 km/h
9th windiest
Solar energy
3.62 kWh/m²
Travel score
7.2
out of 10

Tocantins 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

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical May day in Tocantins reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, May runs about 2°C cooler than April and on par with June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62717
72717
82617
92617
102617
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242516
252516
262516
272516
282516
292515
302515
312515

How May really feels in Tocantins

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.

Tocantins 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°22817.713.14.0
Feb31° / 21°13113.412.74.1
Mar30° / 21°16516.712.14.3
Apr28° / 19°719.411.56.0
May26° / 16°386.1117.2
Jun25° / 15°143.410.77.9
Jul25° / 14°153.210.88.1
Aug26° / 15°203.911.37.7
Sep27° / 17°598.411.96.7
Oct28° / 18°10311.712.55.6
Nov28° / 20°22017.5134.8
Dec29° / 21°24320.313.34.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25545
35545
45545
55347
65347
75248
85050
95050
104852
114654
124654
134654
144555
154456
164357
174357
184555
194555
204555
214654
224654
234753
244753
254951
264951
275050
285149
295248
305347
315347

Chance of precipitation in May

Any precipitation

Tocantins gets around 38 mm of rain over 6.1 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 20% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
119
219
318
418
518
618
718
818
918
1019
1120
1221
1322
1422
1523
1623
1724
1824
1924
2024
2124
2223
2323
2422
2521
2621
2720
2819
2918
3017
3116

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 48% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121742391
221843360
321845350
431945330
532046310
632146290
742247280
842247270
942247260
1042348250
1152348240
1252348230
1352349230
1462449220
1562449210
1662449200
1762550190
1872550180
1972550180
2072650170
2172651160
2282750150
2382751140
2482851130
2582951120
2693050120
2793050110
2893150100
2993249100
3010324990
3110324990

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 12 min at the start of May to 10 h 48 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 7:12 AM to 7:25 AM, and sunset from 6:26 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:126:26
211.27:136:26
311.27:136:25
411.27:136:24
511.27:146:24
611.17:146:23
711.17:156:23
811.17:156:22
911.17:166:21
1011.17:166:21
1111.17:166:20
1211.17:176:20
1311.07:176:19
1411.07:186:19
1511.07:186:19
1611.07:186:18
1711.07:196:18
1811.07:196:17
1911.07:206:17
2010.97:206:17
2110.97:216:16
2210.97:216:16
2310.97:226:16
2410.97:226:15
2510.97:226:15
2610.97:236:15
2710.97:236:15
2810.87:246:14
2910.87:246:14
3010.87:256:14
3110.87:256:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.62 kWh/m².

For context, solar energy here swings from a low near 3.44 kWh/m² to a high of 5.95 kWh/m² in February across the year — May's 3.62 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
44.0Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.7Moderate
123.7Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in May

Hazard calendar for Tocantins

In seasonPeak

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

Tocantins'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 Tocantins?

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

7.2
Sightseeing
4th-best month of the year
6.9
Beach & pool
4th-best month of the year

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

What to pack for Tocantins in May

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

In May, Tocantins sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes. About 6 days see rain.

light clothes

UV index in Tocantins in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tocantins peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 15Jun 20UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul7High
Aug9Very high
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Tocantins 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 Tocantins is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1715 µg/m³Mar 168 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul10Good
Aug11Good
Sep15Moderate
Oct12Good
Nov9Good
Dec9Good
Location & terrain

Where is Tocantins?

Tocantins sits at 21.2°S, 43.0°W, 356 m above sea level, in Brazil. The nearest listed city is Ubá, 10 km away.

Topography around Tocantins

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

Within 3 km, the terrain around Tocantins has only modest variations in elevation — a maximum elevation change of 195 m around an average of 387 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 690 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,750 m.

The land around Tocantins is covered by grassland (57%) and trees (34%) within 3 km, grassland (61%) and trees (35%) within 16 km, and grassland (62%) and trees (36%) within 80 km.

3 km
195 m
16 km
690 m
80 km
1,750 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Ubá 10 km · Rio Pomba 20 km · Visconde do Rio Branco 26 km · São João Nepomuceno 41 km · Cataguases 41 km · Viçosa 49 km · Ervália 53 km · Leopoldina 56 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 Tocantins (-21.175°, -43.0178°, elevation 356 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).