Diamantino weather in May

In May, Diamantino sees average daytime highs of 30°C and overnight lows near 20°C, with 34 mm of rain across 6 wet days and about 11.3 hours of daylight. It is the 12th-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 41% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 30 min at the start of May to 11 h 12 min by month's end. Set against the rest of the year, May is Diamantino's 5th-clearest and 5th-windiest month. For the whole year in context, see Diamantino's year-round climate.

Daytime high
30°
12th warmest
Overnight low
20°
4th coldest
Rainfall
34 mm
6 wet days
Daylight
11 h 18 min
7:02 AM – 6:22 PM
Cloud cover
52%
5th clearest
Wind
7 km/h
5th windiest
Solar energy
4.63 kWh/m²
Travel score
5.5
out of 10

Diamantino is human settlement in Diamantino municipality, 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 Diamantino reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°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)
13121
23021
33021
43021
53021
63021
73021
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183020
193020
203020
213020
223020
233020
243020
253020
263020
273019
283019
293019
303019
313019

How May really feels in Diamantino

Once humidity and wind are folded in, May averages 8 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
8
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.

Diamantino weather by month

How May compares with the rest of the year at a glance. May is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°2672712.82.9
Feb30° / 22°24524.912.52.8
Mar31° / 22°22626.212.12.9
Apr31° / 22°1101711.73.9
May30° / 20°34611.35.5
Jun30° / 19°91.311.26.2
Jul31° / 18°40.811.26.2
Aug33° / 19°111.911.54.8
Sep33° / 21°488.511.93.6
Oct33° / 22°13018.912.33.0
Nov31° / 22°1932312.72.9
Dec31° / 22°2242612.82.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55545
65545
75545
85446
95446
105347
115347
125446
135446
145446
155446
165446
175545
185545
195743
205743
215842
225941
236040
246139
256238
266337
276436
286535
296733
306733
316931

Chance of precipitation in May

Any precipitation

Diamantino gets around 34 mm of rain over 6 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 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
227
326
425
524
623
722
822
922
1022
1121
1221
1321
1421
1521
1621
1721
1821
1920
2020
2119
2218
2318
2417
2516
2615
2715
2814
2913
3012
3112

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11483354
21483453
31493551
424103549
525103647
625113746
725123744
825123743
935133842
1035143841
1135153840
1235153938
1335163937
1435173936
1535174035
1635184034
1735194033
1835194032
1936204131
2026214130
2126224129
2227224227
2327234226
2427234225
2528244224
2628254323
2728264322
2828274320
2928284319
3028294318
3129314316

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 30 min at the start of May to 11 h 12 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 6:58 AM to 7:07 AM, and sunset from 6:28 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:586:28
211.56:586:27
311.56:596:27
411.56:596:26
511.46:596:26
611.46:596:25
711.47:006:25
811.47:006:25
911.47:006:24
1011.47:006:24
1111.47:016:24
1211.47:016:23
1311.47:016:23
1411.47:016:23
1511.37:026:22
1611.37:026:22
1711.37:026:22
1811.37:036:22
1911.37:036:21
2011.37:036:21
2111.37:046:21
2211.37:046:21
2311.37:046:21
2411.37:046:20
2511.37:056:20
2611.37:056:20
2711.27:056:20
2811.27:066:20
2911.27:066:20
3011.27:066:20
3111.27:076:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.63 kWh/m².

For context, solar energy here swings from a low near 4.51 kWh/m² to a high of 5.94 kWh/m² in October across the year — May's 4.63 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.5Bright
204.5Bright
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 Diamantino

In seasonPeak

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

Diamantino's monsoon runs October–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 Diamantino?

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

5.5
Sightseeing
3rd-best month of the year
7.5
Beach & pool
4th-best month of the year

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

What to pack for Diamantino in May

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

In May, Diamantino sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Diamantino 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 Diamantino peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 22UV 15Sep 15UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep5Moderate
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Diamantino 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 Diamantino is worst in September — around 50 µg/m³ PM2.5 (poor), about 7.8× the cleanest month (July, 6 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 1646 µg/m³Jul 107 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar10Good
Apr9Good
May8Good
Jun7Good
Jul6Good
Aug20Moderate
Sep50Poor
Oct20Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Diamantino?

Diamantino sits at 14.4°S, 56.4°W, 282 m above sea level, in Brazil. The nearest listed city is Nobres, 37 km away.

Topography around Diamantino

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

Within 3 km, the terrain around Diamantino has only modest variations in elevation — a maximum elevation change of 237 m around an average of 303 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 327 m; within 80 km, significant variations in elevation — a maximum elevation change of 542 m.

The land around Diamantino is covered by trees (49%) and grassland (32%) within 3 km, trees (47%), grassland (23%) and cropland (22%) within 16 km, and trees (45%), grassland (29%) and cropland (22%) within 80 km.

3 km
237 m
16 km
327 m
80 km
542 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Nobres 37 km · Rosário Oeste 48 km · Nova Mutum 75 km · Nova Olímpia 100 km · Barra do Bugres 108 km · Tangará da Serra 114 km · Cuiabá 137 km · Chapada dos Guimarães 139 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 Diamantino (-14.4086°, -56.4461°, elevation 282 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).