Campo Mourão weather in May

In May, Campo Mourão sees average daytime highs of 23°C and overnight lows near 14°C, with 135 mm of rain across 8.9 wet days and about 10.9 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 42% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of May to 10 h 36 min by month's end. Set against the rest of the year, May is Campo Mourão's 6th-clearest and 7th-windiest month. For the whole year in context, see Campo Mourão's year-round climate.

Daytime high
23°
10th warmest
Overnight low
14°
4th coldest
Rainfall
135 mm
8.9 wet days
Daylight
10 h 48 min
8:01 AM – 6:51 PM
Cloud cover
52%
6th clearest
Wind
10 km/h
7th windiest
Solar energy
3.57 kWh/m²
Travel score
7.1
out of 10

Campo Mourão 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 25°C in the first days to 22°C by the end.

A typical May day in Campo Mourão reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, May runs about 4°C cooler than April and about 1°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12516
22515
32515
42515
52515
62415
72415
82415
92415
102415
112415
122414
132314
142314
152314
162314
172314
182314
192314
202314
212314
222314
232214
242214
252213
262213
272213
282213
292213
302213
312213

Campo Mourão weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°20120.213.34.2
Feb29° / 20°17717.812.84.3
Mar29° / 19°12714.812.25.1
Apr27° / 17°1018.711.56.8
May23° / 14°1358.910.97.1
Jun22° / 13°1298.310.57.2
Jul23° / 12°876.910.77.5
Aug25° / 14°886.511.27.8
Sep27° / 16°1489.311.96.9
Oct28° / 17°19713.912.65.8
Nov29° / 18°15813.413.25.2
Dec29° / 20°19117.613.54.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45743
55644
65644
75644
85545
95545
105545
115446
125446
135446
145446
155347
165347
175347
185347
195347
205347
215347
225347
235347
245347
255347
265347
275347
285347
295248
305248
315248

Chance of precipitation in May

Any precipitation

Campo Mourão gets around 135 mm of rain over 8.9 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 29% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
124
224
324
424
524
624
724
824
924
1025
1125
1225
1326
1426
1527
1628
1729
1829
1930
2031
2131
2232
2333
2433
2534
2634
2734
2835
2935
3034
3134

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
117323714
218323713
320323711
421313710
52331379
62431378
72530378
82630377
92730367
102830366
112930356
123030346
133131345
143131335
153231325
163232315
173332305
183333295
193433295
203533285
213533275
223633265
233733255
243832255
253832245
263932245
274031245
284031245
294130245
304129246
314129246

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 06 min at the start of May to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over May. Sunrise moves from 7:53 AM to 8:08 AM, and sunset from 7:00 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:537:00
211.17:546:59
311.17:546:59
411.17:556:58
511.07:556:57
611.07:566:57
711.07:566:56
811.07:576:55
911.07:576:55
1010.97:586:54
1110.97:586:54
1210.97:596:53
1310.97:596:52
1410.98:006:52
1510.98:006:51
1610.88:016:51
1710.88:016:51
1810.88:026:50
1910.88:026:50
2010.88:036:49
2110.88:036:49
2210.78:046:48
2310.78:046:48
2410.78:056:48
2510.78:056:47
2610.78:056:47
2710.78:066:47
2810.78:066:47
2910.78:076:46
3010.68:076:46
3110.68:086:46

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.57 kWh/m².

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 6.11 kWh/m² in December across the year — May's 3.57 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.0Bright
44.0Bright
54.0Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.8Moderate
103.8Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.3Moderate
303.3Moderate
313.2Moderate
Planning a trip in May

Is May a good time to visit Campo Mourão?

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

7.1
Sightseeing
4th-best month of the year
5.7
Beach & pool
8th-best month of the year

May is one of the better times to visit Campo Mourão for general sightseeing.

What to pack for Campo Mourão in May

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

In May, Campo Mourão sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Campo Mourão 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 Campo Mourão peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 13 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateExtremeJan 19UV 15Sep 13UV 4
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7High
Sep4Moderate
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Campo Mourão 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 Campo Mourão is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (March, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1619 µg/m³Mar 127 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr8Good
May9Good
Jun9Good
Jul10Good
Aug13Moderate
Sep20Moderate
Oct12Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Campo Mourão?

Campo Mourão sits at 24.0°S, 52.4°W, 611 m above sea level, in Brazil. The nearest listed city is Terra Boa, 31 km away.

Topography around Campo Mourão

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

Within 3 km, the terrain around Campo Mourão has only modest variations in elevation — a maximum elevation change of 103 m around an average of 570 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 364 m; within 80 km, large variations in elevation — a maximum elevation change of 823 m.

The land around Campo Mourão is covered by artificial surfaces (44%), cropland (25%) and trees (22%) within 3 km, cropland (64%) and trees (25%) within 16 km, and cropland (66%) and trees (21%) within 80 km.

3 km
103 m
16 km
364 m
80 km
823 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Terra Boa 31 km · Cianorte 48 km · Tapejara 61 km · Goioerê 68 km · Paiçandu 73 km · Ivaiporã 74 km · Campina da Lagoa 74 km · Cruzeiro do Oeste 76 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 Campo Mourão (-24.0431°, -52.3793°, elevation 611 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).