Assis Chateaubriand weather in May

In May, Assis Chateaubriand sees average daytime highs of 24°C and overnight lows near 14°C, with 151 mm of rain across 9.3 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 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 41% of the time in May, and the air most often feels humid.

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 Assis Chateaubriand's 6th-clearest and 7th-windiest month. For the whole year in context, see Assis Chateaubriand's year-round climate.

Daytime high
24°
10th warmest
Overnight low
14°
4th coldest
Rainfall
151 mm
9.3 wet days
Daylight
10 h 48 min
8:06 AM – 6:55 PM
Cloud cover
53%
6th clearest
Wind
9 km/h
7th windiest
Solar energy
3.47 kWh/m²
Travel score
7.1
out of 10

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 Assis Chateaubriand reaches about 24°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 28°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)
12616
22516
32516
42515
52515
62515
72515
82515
92415
102415
112415
122415
132415
142415
152414
162414
172314
182314
192314
202314
212314
222314
232314
242314
252314
262314
272314
282214
292213
302213
312213

How May really feels in Assis Chateaubriand

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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Assis Chateaubriand 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
Jan30° / 21°18418.713.34.0
Feb30° / 20°18016.912.94.1
Mar30° / 20°12714.812.24.8
Apr27° / 18°1229.411.46.4
May24° / 14°1519.310.87.1
Jun23° / 13°1359.110.57.0
Jul23° / 13°977.310.67.5
Aug25° / 14°936.911.27.7
Sep27° / 16°1509.811.86.7
Oct28° / 18°19413.412.65.4
Nov29° / 19°16213.213.25.0
Dec30° / 20°19517.313.54.3

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 12% of May, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35545
45446
55545
65446
75545
85446
95545
105446
115446
125446
135446
145446
155446
165446
175446
185446
195446
205347
215248
225248
235248
245248
255149
265248
275248
285248
295248
305248
315248

Chance of precipitation in May

Any precipitation

Assis Chateaubriand gets around 151 mm of rain over 9.3 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 30% 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 (%)
126
226
325
425
525
625
725
825
925
1025
1126
1226
1327
1427
1528
1629
1730
1830
1931
2032
2133
2234
2334
2435
2535
2635
2735
2835
2935
3035
3134

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1172438201
2182538191
3192538171
4202637160
5212637150
6222737140
7232737130
8242737120
9252836110
10262836110
11262835100
12272835100
1328283590
1428283490
1529283490
1630283390
1730283390
1831283290
1932283190
2033283090
2134282990
2235282890
2335282790
2436282790
2537282690
2637282690
2738282690
2838282590
2938282680
3038272680
3138272680

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 9 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
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 7:58 AM to 8:13 AM, and sunset from 7:04 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:587:04
211.17:597:04
311.17:597:03
411.08:007:02
511.08:007:01
611.08:017:01
711.08:017:00
811.08:026:59
910.98:026:59
1010.98:036:58
1110.98:036:58
1210.98:046:57
1310.98:046:56
1410.98:056:56
1510.88:056:55
1610.88:066:55
1710.88:066:54
1810.88:076:54
1910.88:076:54
2010.88:086:53
2110.78:086:53
2210.78:096:52
2310.78:096:52
2410.78:106:52
2510.78:106:51
2610.78:116:51
2710.78:116:51
2810.68:126:50
2910.68:126:50
3010.68:136:50
3110.68:136:50

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.47 kWh/m².

For context, solar energy here swings from a low near 3.07 kWh/m² to a high of 6.26 kWh/m² in December across the year — May's 3.47 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.6Moderate
133.6Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.3Moderate
243.2Moderate
253.2Moderate
263.2Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in May

Is May a good time to visit Assis Chateaubriand?

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

7.1
Sightseeing
3rd-best month of the year
5.8
Beach & pool
7th-best month of the year

May is one of the better times to visit Assis Chateaubriand for general sightseeing.

What to pack for Assis Chateaubriand in May

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

In May, Assis Chateaubriand sees daytime highs around 24°C and nights near 14°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Assis Chateaubriand 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 Assis Chateaubriand peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 19UV 15Jul 10UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5High
Jul5High
Aug7Very high
Sep5High
Oct10Extreme
Nov12Extreme
Dec14Extreme

Air quality in Assis Chateaubriand 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 Assis Chateaubriand 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 Assis Chateaubriand?

Assis Chateaubriand sits at 24.4°S, 53.5°W, 440 m above sea level, in Brazil. The nearest listed city is Cafelândia, 30 km away.

Topography around Assis Chateaubriand

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

Within 3 km, the terrain around Assis Chateaubriand has only modest variations in elevation — a maximum elevation change of 112 m around an average of 377 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 315 m; within 80 km, large variations in elevation — a maximum elevation change of 633 m.

The land around Assis Chateaubriand is covered by cropland (47%), artificial surfaces (23%) and trees (21%) within 3 km, cropland (78%) within 16 km, and cropland (68%) within 80 km.

3 km
112 m
16 km
315 m
80 km
633 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Cafelândia 30 km · Palotina 36 km · Toledo 40 km · Corbélia 47 km · Iporã 50 km · Ubiratã 56 km · Marechal Cândido Rondon 56 km · Goioerê 56 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 Assis Chateaubriand (-24.42°, -53.5214°, elevation 440 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).