Apiaí weather in May

In May, Apiaí sees average daytime highs of 22°C and overnight lows near 13°C, with 82 mm of rain across 10 wet days and about 10.8 hours of daylight. It is the 10th-warmest and 8th-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 23% of the time in May, and the air most often feels comfortable.

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 Apiaí's 4th-clearest and 9th-windiest month. For the whole year in context, see Apiaí's year-round climate.

Daytime high
22°
10th warmest
Overnight low
13°
5th coldest
Rainfall
82 mm
10 wet days
Daylight
10 h 48 min
7:47 AM – 6:36 PM
Cloud cover
65%
4th clearest
Wind
6 km/h
9th windiest
Solar energy
3.24 kWh/m²
Travel score
6.6
out of 10

Apiaí 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 24°C in the first days to 21°C by the end.

A typical May day in Apiaí reaches about 22°C in the afternoon and slips back to 13°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 3°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
42314
52314
62314
72314
82314
92314
102314
112314
122214
132214
142214
152214
162213
172213
182213
192213
202213
212213
222213
232213
242113
252113
262113
272113
282112
292112
302112
312112

Apiaí weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°25024.713.34.2
Feb28° / 19°19921.512.94.2
Mar27° / 18°15520.612.24.9
Apr25° / 16°7511.311.46.4
May22° / 13°821010.86.6
Jun21° / 12°80810.56.8
Jul21° / 11°777.510.66.9
Aug22° / 12°577.311.17.2
Sep23° / 13°11411.711.86.4
Oct25° / 15°12616.112.65.6
Nov26° / 17°13217.413.25.3
Dec27° / 18°18120.613.54.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34357
44357
54357
64258
74060
83961
93961
103763
113763
123664
133664
143466
153466
163466
173367
183367
193367
203466
213466
223565
233565
243664
253763
263763
273862
283961
294060
304060
314159

Chance of precipitation in May

Any precipitation

Apiaí gets around 82 mm of rain over 10 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 32% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
631
731
831
931
1031
1131
1231
1332
1432
1532
1632
1732
1832
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3033
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable 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 (%)
113294314
214304313
315304212
416314211
517324210
61832419
71833418
81934407
91934406
102035406
112036395
122036394
132037384
142138383
152139373
162140373
172141363
182141352
192242342
202242332
212342322
222442312
232542302
242642292
252742282
262842272
272942262
283042252
293142252
303241242
313341242

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

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 7:40 AM to 7:55 AM, and sunset from 6:45 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:406:45
211.17:406:45
311.17:416:44
411.07:416:43
511.07:426:43
611.07:426:42
711.07:436:41
811.07:436:41
910.97:446:40
1010.97:446:39
1110.97:456:39
1210.97:456:38
1310.97:466:38
1410.87:466:37
1510.87:476:37
1610.87:476:36
1710.87:486:36
1810.87:486:35
1910.87:496:35
2010.87:496:34
2110.77:506:34
2210.77:506:33
2310.77:516:33
2410.77:516:33
2510.77:526:32
2610.77:526:32
2710.77:536:32
2810.67:536:32
2910.67:546:31
3010.67:546:31
3110.67:556:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.24 kWh/m².

For context, solar energy here swings from a low near 2.95 kWh/m² to a high of 5.44 kWh/m² in December across the year — May's 3.24 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.1Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.1Moderate
223.0Moderate
233.0Moderate
243.0Moderate
253.0Moderate
263.0Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in May

Hazard calendar for Apiaí

In seasonPeak

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

Apiaí's rainy season runs September–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Apiaí?

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

6.6
Sightseeing
4th-best month of the year
4.7
Beach & pool
8th-best month of the year

May is a reasonable time to visit Apiaí for sightseeing.

What to pack for Apiaí in May

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

In May, Apiaí sees daytime highs around 22°C and nights near 13°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Apiaí 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 Apiaí 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
May7High
Jun6High
Jul5High
Aug7Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Apiaí 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 Apiaí is worst in September — around 15 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1215 µg/m³Mar 128 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May11Good
Jun11Good
Jul12Good
Aug14Moderate
Sep15Moderate
Oct11Good
Nov9Good
Dec9Good
Location & terrain

Where is Apiaí?

Apiaí sits at 24.5°S, 48.8°W, 925 m above sea level, in Brazil. The nearest listed city is Ribeirão Branco, 33 km away.

Topography around Apiaí

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

Within 3 km, the terrain around Apiaí has significant variations in elevation — a maximum elevation change of 437 m around an average of 941 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,066 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,809 m.

The land around Apiaí is covered by trees (82%) within 3 km, trees (84%) within 16 km, and trees (82%) within 80 km.

3 km
437 m
16 km
1,066 m
80 km
1,809 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Ribeirão Branco 33 km · Guapiara 48 km · Cerro Azul 55 km · Itapeva 59 km · Itararé 66 km · Capão Bonito 75 km · Sengés 77 km · Cajati 77 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 Apiaí (-24.5094°, -48.8425°, elevation 925 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).