Mirassol d'Oeste weather in May

In May, Mirassol d'Oeste sees average daytime highs of 30°C and overnight lows near 21°C, with 46 mm of rain across 6.8 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 8th-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 43% of the time in May, and the air most often feels oppressive.

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 Mirassol d'Oeste's 5th-clearest and 6th-windiest month. For the whole year in context, see Mirassol d'Oeste's year-round climate.

Daytime high
30°
11th warmest
Overnight low
21°
4th coldest
Rainfall
46 mm
6.8 wet days
Daylight
11 h 18 min
7:10 AM – 6:27 PM
Cloud cover
53%
5th clearest
Wind
7 km/h
6th windiest
Solar energy
4.36 kWh/m²
Travel score
5.5
out of 10

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 Mirassol d'Oeste reaches about 30°C in the afternoon and slips back to 21°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, May runs about 1°C cooler than April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13122
23122
33121
43121
53021
63021
73021
83021
93021
103021
113021
123021
133021
143021
153021
163021
173021
183021
193020
203020
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

How May really feels in Mirassol d'Oeste

Once humidity and wind are folded in, May averages 11 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
11
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.

Mirassol d'Oeste weather by month

How May compares with the rest of the year at a glance. May is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°22324.512.82.6
Feb31° / 24°20522.712.52.7
Mar32° / 24°16322.512.12.9
Apr31° / 23°9313.111.74.0
May30° / 21°466.811.35.5
Jun30° / 19°122.111.16.3
Jul30° / 18°101.411.26.3
Aug33° / 20°142.511.54.7
Sep34° / 23°467.211.93.3
Oct34° / 24°11215.512.42.7
Nov33° / 24°17319.912.72.8
Dec32° / 24°19924.412.92.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35743
45644
55545
65545
75545
85446
95347
105248
115248
125248
135248
145347
155347
165347
175347
185446
195446
205545
215545
225545
235644
245743
255743
265842
276040
286139
296139
306337
316436

Chance of precipitation in May

Any precipitation

Mirassol d'Oeste gets around 46 mm of rain over 6.8 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 22% and peaks near 26% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
325
425
524
624
724
824
924
1024
1124
1224
1323
1423
1523
1623
1723
1823
1923
2022
2122
2221
2321
2420
2519
2619
2718
2817
2917
3016
3115

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
126721595
226722585
327823564
427823564
527824554
637924534
737925533
8371025523
9371026513
10371126503
11371126493
12371227492
13371227482
14371327482
15371327482
16371427472
17371427462
18371528461
19371528451
20371629441
21371629431
22371630421
23371731411
24371731401
25481732391
26481733371
27481834361
28481835351
29481836331
30481937321
31481938301

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 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 7:06 AM to 7:15 AM, and sunset from 6:33 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:066:33
211.47:066:32
311.47:076:32
411.47:076:31
511.47:076:31
611.47:076:30
711.47:086:30
811.47:086:30
911.37:086:29
1011.37:096:29
1111.37:096:28
1211.37:096:28
1311.37:106:28
1411.37:106:27
1511.37:106:27
1611.37:106:27
1711.37:116:26
1811.37:116:26
1911.27:116:26
2011.27:126:26
2111.27:126:25
2211.27:126:25
2311.27:136:25
2411.27:136:25
2511.27:136:25
2611.27:146:25
2711.27:146:24
2811.27:146:24
2911.27:156:24
3011.27:156:24
3111.17:156:24

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.36 kWh/m².

For context, solar energy here swings from a low near 4.27 kWh/m² to a high of 6 kWh/m² in October across the year — May's 4.36 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.4Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.2Bright
Planning a trip in May

Hazard calendar for Mirassol d'Oeste

In seasonPeak

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

Mirassol d'Oeste'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 Mirassol d'Oeste?

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 Mirassol d'Oeste for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mirassol d'Oeste in May

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

In May, Mirassol d'Oeste sees daytime highs around 30°C and nights near 21°C. Pack light clothes. About 7 days see rain.

light clothes

UV index in Mirassol d'Oeste 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 Mirassol d'Oeste peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 22UV 15Sep 15UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep3Moderate
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Mirassol d'Oeste 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 Mirassol d'Oeste is worst in September — around 64 µg/m³ PM2.5 (unhealthy), about 10.2× the cleanest month (July, 6 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateSep 1759 µg/m³Jul 106 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar9Good
Apr7Good
May7Good
Jun7Good
Jul6Good
Aug21Moderate
Sep64Unhealthy
Oct26Moderate
Nov15Moderate
Dec11Good
Location & terrain

Where is Mirassol d'Oeste?

Mirassol d'Oeste sits at 15.7°S, 58.1°W, 292 m above sea level, in Brazil. The nearest listed city is São José dos Quatro Marcos, 11 km away.

Topography around Mirassol d'Oeste

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mirassol d'Oeste.

Within 3 km, the terrain around Mirassol d'Oeste has only modest variations in elevation — a maximum elevation change of 177 m around an average of 246 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 314 m; within 80 km, large variations in elevation — a maximum elevation change of 600 m.

The land around Mirassol d'Oeste is covered by grassland (57%) and trees (22%) within 3 km, grassland (63%) and trees (29%) within 16 km, and grassland (55%) and trees (39%) within 80 km.

3 km
177 m
16 km
314 m
80 km
600 m
treesshrubsgrasslandcroplandartificial surfaceswetland
May weather nearby: São José dos Quatro Marcos 11 km · Lambari d'Oeste 40 km · Cáceres 62 km · Barra do Bugres 118 km · Nova Olímpia 130 km · Tangará da Serra 134 km · Pontes e Lacerda 143 km · Poconé 170 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 Mirassol d'Oeste (-15.6757°, -58.0902°, elevation 292 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).