Cascavel weather in May

In May, Cascavel sees average daytime highs of 22°C and overnight lows near 14°C, with 151 mm of rain across 9.8 wet days and about 10.8 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 39% 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 Cascavel's 6th-clearest and 6th-windiest month. For the whole year in context, see Cascavel's year-round climate.

Daytime high
22°
10th warmest
Overnight low
14°
4th coldest
Rainfall
151 mm
9.8 wet days
Daylight
10 h 48 min
8:06 AM – 6:54 PM
Cloud cover
54%
6th clearest
Wind
11 km/h
6th windiest
Solar energy
3.43 kWh/m²
Travel score
6.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical May day in Cascavel reaches about 22°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 18°C and 26°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)
12415
22415
32415
42415
52314
62314
72314
82314
92314
102314
112314
122314
132214
142214
152214
162213
172213
182213
192213
202213
212213
222113
232113
242113
252113
262113
272113
282113
292113
302113
312113

Cascavel weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°17020.213.44.3
Feb28° / 20°16818.612.94.4
Mar28° / 19°13015.812.25.4
Apr26° / 17°12810.211.46.7
May22° / 14°1519.810.86.9
Jun21° / 13°1379.410.56.7
Jul21° / 12°1078.210.67.1
Aug24° / 13°987.211.17.7
Sep25° / 15°15010.611.86.9
Oct27° / 17°19214.912.65.8
Nov28° / 18°15213.813.25.8
Dec28° / 19°18018.313.54.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65545
75446
85446
95446
105446
115347
125347
135446
145347
155347
165347
175248
185248
195248
205248
215248
225149
235149
245248
255149
265149
275149
285149
295149
305149
315248

Chance of precipitation in May

Any precipitation

Cascavel gets around 151 mm of rain over 9.8 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 31% 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 (%)
128
227
327
427
527
627
728
828
928
1029
1129
1229
1330
1430
1531
1631
1732
1833
1933
2034
2134
2234
2335
2435
2535
2635
2735
2835
2934
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 38% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
122333411
224333410
32532339
42732338
52832337
63032336
73131325
83231325
93331314
103431314
113531304
123631293
133631293
143732283
153832283
163832273
173932263
184032253
194032243
204132234
214232224
224332214
234431204
244531205
254530205
264630195
274729195
284729195
294828195
304827195
314827195

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 7:59 AM to 8:14 AM, and sunset from 7:03 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:597:03
211.17:597:03
311.08:007:02
411.08:007:01
511.08:017:00
611.08:017:00
711.08:026:59
810.98:026:58
910.98:036:58
1010.98:036:57
1110.98:046:57
1210.98:046:56
1310.88:056:55
1410.88:056:55
1510.88:066:54
1610.88:066:54
1710.88:076:53
1810.88:076:53
1910.78:086:52
2010.78:086:52
2110.78:096:52
2210.78:096:51
2310.78:106:51
2410.78:106:50
2510.78:116:50
2610.68:116:50
2710.68:126:49
2810.68:126:49
2910.68:136:49
3010.68:136:49
3110.68:146:49

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.43 kWh/m².

For context, solar energy here swings from a low near 3.02 kWh/m² to a high of 6.27 kWh/m² in December across the year — May's 3.43 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.7Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.2Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.1Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in May

Is May a good time to visit Cascavel?

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

6.9
Sightseeing
3rd-best month of the year
4.9
Beach & pool
10th-best month of the year

May is a reasonable time to visit Cascavel for sightseeing.

What to pack for Cascavel in May

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

In May, Cascavel sees daytime highs around 22°C and nights near 14°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Cascavel in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cascavel peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 19UV 15Jul 11UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5High
Jul5High
Aug7High
Sep7High
Oct10Extreme
Nov12Extreme
Dec14Extreme

Air quality in Cascavel 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 Cascavel is worst in September — around 19 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1718 µg/m³Mar 156 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar6Good
Apr7Good
May8Good
Jun8Good
Jul8Good
Aug11Good
Sep19Moderate
Oct12Good
Nov8Good
Dec7Good
Location & terrain

Where is Cascavel?

Cascavel sits at 25.0°S, 53.5°W, 786 m above sea level, in Brazil. The nearest listed city is Corbélia, 23 km away.

Topography around Cascavel

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

Within 3 km, the terrain around Cascavel has only modest variations in elevation — a maximum elevation change of 127 m around an average of 735 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 275 m; within 80 km, large variations in elevation — a maximum elevation change of 781 m.

The land around Cascavel is covered by artificial surfaces (74%) within 3 km, cropland (61%) and trees (26%) within 16 km, and cropland (50%) and trees (33%) within 80 km.

3 km
127 m
16 km
275 m
80 km
781 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Corbélia 23 km · Toledo 40 km · Cafelândia 40 km · Assis Chateaubriand 60 km · Matelândia 62 km · Ubiratã 66 km · Medianeira 75 km · Marechal Cândido Rondon 75 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 Cascavel (-24.9558°, -53.4553°, elevation 786 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).