Guarantã do Norte weather in May

In May, Guarantã do Norte sees average daytime highs of 31°C and overnight lows near 22°C, with 41 mm of rain across 8.5 wet days and about 11.6 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 30% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 30 min by month's end. Set against the rest of the year, May is Guarantã do Norte's 5th-clearest and 4th-windiest month. For the whole year in context, see Guarantã do Norte's year-round climate.

Daytime high
31°
6th warmest
Overnight low
22°
4th coldest
Rainfall
41 mm
8.5 wet days
Daylight
11 h 30 min
6:50 AM – 6:22 PM
Cloud cover
59%
5th clearest
Wind
6 km/h
4th windiest
Solar energy
4.84 kWh/m²
Travel score
4.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical May day in Guarantã do Norte reaches about 31°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, May runs about 1°C warmer than April and about 1°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33122
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203121
213121
223121
233121
243121
253121
263121
273121
283121
293221
303221
313221

How May really feels in Guarantã do Norte

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Guarantã do Norte weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°27728.412.52.9
Feb30° / 22°2542612.32.8
Mar30° / 22°23027.212.12.9
Apr30° / 22°14021.211.83.4
May31° / 22°418.511.64.6
Jun32° / 21°51.111.45.0
Jul33° / 20°20.311.54.6
Aug34° / 21°91.611.73.6
Sep34° / 23°488.111.93.2
Oct32° / 23°13519.412.23.0
Nov31° / 22°20924.512.52.9
Dec30° / 22°25827.312.62.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33664
43763
53862
63961
73961
83961
94258
104357
114357
124555
134654
144753
154951
165050
175149
185248
195446
205545
215644
225743
235842
246040
256139
266238
276436
286535
296634
306733
316931

Chance of precipitation in May

Any precipitation

Guarantã do Norte gets around 41 mm of rain over 8.5 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 27% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
243
341
440
538
637
735
834
933
1032
1131
1230
1330
1429
1528
1627
1726
1825
1925
2024
2123
2222
2321
2420
2519
2618
2717
2816
2915
3014
3114

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1113851
2114841
3115831
4116830
5116830
6118810
7119800
8120790
9121780
10122770
11124750
12125740
13127720
14128710
15129700
16230680
17232660
18233650
19234640
20335620
21336610
22438580
23439570
24540550
25641530
26742510
27943490
281044460
291145440
301346410
311547380

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 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
15calm
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
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 6:47 AM to 6:53 AM, and sunset from 6:26 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:476:26
211.66:476:26
311.66:476:26
411.66:486:25
511.66:486:25
611.66:486:25
711.66:486:24
811.66:486:24
911.66:486:24
1011.66:486:24
1111.66:496:23
1211.66:496:23
1311.66:496:23
1411.66:496:23
1511.66:496:22
1611.56:506:22
1711.56:506:22
1811.56:506:22
1911.56:506:22
2011.56:506:22
2111.56:516:22
2211.56:516:21
2311.56:516:21
2411.56:516:21
2511.56:526:21
2611.56:526:21
2711.56:526:21
2811.56:526:21
2911.56:536:21
3011.56:536:21
3111.56:536:21

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.84 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 5.83 kWh/m² in October across the year — May's 4.84 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Guarantã do Norte

In seasonPeak

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

Guarantã do Norte's monsoon runs October–April, 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 Guarantã do Norte?

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

4.6
Sightseeing
2nd-best month of the year
6.8
Beach & pool
4th-best month of the year

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

What to pack for Guarantã do Norte in May

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

In May, Guarantã do Norte sees daytime highs around 31°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Guarantã do Norte in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guarantã do Norte peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 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 19UV 15Sep 14UV 8
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec12Extreme

Air quality in Guarantã do Norte 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 Guarantã do Norte is worst in September — around 98 µg/m³ PM2.5 (unhealthy), about 13.6× the cleanest month (July, 7 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateSep 1590 µg/m³Jul 97 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr9Good
May8Good
Jun8Good
Jul7Good
Aug41Poor
Sep98Unhealthy
Oct28Moderate
Nov15Moderate
Dec11Good
Location & terrain

Where is Guarantã do Norte?

Guarantã do Norte sits at 10.0°S, 54.9°W, 334 m above sea level, in Brazil. The nearest listed city is Matupá, 24 km away.

SorrisoNovo ProgressoJuaraTapurah

Topography around Guarantã do Norte

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

Within 3 km, the terrain around Guarantã do Norte has only modest variations in elevation — a maximum elevation change of 47 m around an average of 283 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 242 m; within 80 km, significant variations in elevation — a maximum elevation change of 406 m.

The land around Guarantã do Norte is covered by grassland (51%), trees (24%) and artificial surfaces (23%) within 3 km, trees (44%) and grassland (43%) within 16 km, and trees (57%) and grassland (33%) within 80 km.

3 km
47 m
16 km
242 m
80 km
406 m
treesgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Matupá 24 km · Peixoto de Azevedo 31 km · Colíder 113 km · Sinop 222 km · Sorriso 302 km · Novo Progresso 316 km · Juara 320 km · Tapurah 356 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 Guarantã do Norte (-9.9505°, -54.9082°, elevation 334 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).