Campinas weather in May

In May, Campinas sees average daytime highs of 23°C and overnight lows near 17°C, with 110 mm of rain across 10.5 wet days and about 10.7 hours of daylight. It is the 8th-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 37% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of May to 10 h 24 min by month's end. Set against the rest of the year, May is Campinas's 2nd-clearest and 9th-windiest month. For the whole year in context, see Campinas's year-round climate.

Daytime high
23°
8th warmest
Overnight low
17°
5th coldest
Rainfall
110 mm
10.5 wet days
Daylight
10 h 36 min
7:51 AM – 6:30 PM
Cloud cover
56%
2nd clearest
Wind
11 km/h
9th windiest
Solar energy
3.05 kWh/m²
Travel score
6.7
out of 10

Campinas 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 Campinas reaches about 23°C in the afternoon and slips back to 17°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, May runs about 3°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12418
22418
32418
42418
52418
62318
72318
82318
92318
102318
112317
122317
132317
142317
152317
162317
172217
182217
192217
202217
212217
222217
232216
242216
252216
262216
272216
282216
292216
302116
312116

Campinas weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°18018.913.55.0
Feb28° / 23°16017.3134.9
Mar27° / 22°12517.312.25.4
Apr25° / 20°8410.611.46.7
May23° / 17°11010.510.76.7
Jun21° / 15°948.910.36.6
Jul20° / 14°848.910.46.5
Aug21° / 15°868.7116.6
Sep21° / 16°13312.411.86.0
Oct23° / 18°12213.512.75.9
Nov25° / 20°11614.113.46.1
Dec27° / 21°12614.813.75.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25446
35446
45446
55446
65446
75446
85347
95446
105347
115347
125446
135446
145446
155347
165347
175347
185347
195347
205347
215347
225347
235446
245446
255446
265446
275446
285446
295446
305446
315446

Chance of precipitation in May

Any precipitation

Campinas gets around 110 mm of rain over 10.5 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 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
232
332
432
532
632
732
833
933
1033
1134
1234
1334
1435
1535
1635
1735
1836
1936
2036
2135
2235
2335
2435
2534
2634
2733
2832
2932
3032
3131

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 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
191933318
2102033317
3102132306
4112232306
5112332295
6122432284
7122432284
8122532273
9132632263
10132632262
11142732252
12142732252
13152732251
14152732241
15162732241
16162732241
17172632241
18182632231
19192632231
20202532220
21212532220
22222532210
23232532200
24242432190
25252432180
26262432170
27272532170
28282531160
29292531150
30302531140
31302531130

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
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 hours at the start of May to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over May. Sunrise moves from 7:43 AM to 8:00 AM, and sunset from 6:41 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:436:41
210.97:436:40
310.97:446:39
410.97:446:38
510.97:456:37
610.87:466:37
710.87:466:36
810.87:476:35
910.87:476:34
1010.87:486:34
1110.77:496:33
1210.77:496:32
1310.77:506:32
1410.77:506:31
1510.77:516:30
1610.67:516:30
1710.67:526:29
1810.67:536:29
1910.67:536:28
2010.67:546:28
2110.57:546:27
2210.57:556:27
2310.57:566:26
2410.57:566:26
2510.57:576:26
2610.57:576:25
2710.57:586:25
2810.47:586:25
2910.47:596:24
3010.47:596:24
3110.48:006:24

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.05 kWh/m².

For context, solar energy here swings from a low near 2.63 kWh/m² to a high of 5.88 kWh/m² in December across the year — May's 3.05 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.0Moderate
173.0Moderate
183.0Moderate
193.0Moderate
202.9Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.8Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in May

Is May a good time to visit Campinas?

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

6.7
Sightseeing
1st-best month of the year
5.0
Beach & pool
7th-best month of the year

May is a reasonable time to visit Campinas for sightseeing.

What to pack for Campinas in May

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

In May, Campinas sees daytime highs around 23°C and nights near 17°C. Worth packing: light clothes and rain gear. About 11 days see rain.

light clothesrain gear

Sea temperature near Campinas in May

The nearest coast averages about 22°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in February at about 26°C and coldest in August near 18°C.

It's comfortable for a long swim from Oct 8 to Jun 8 — about 8 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar25Warm
Apr24Refreshing
May22Refreshing
Jun20Cool
Jul18Cool
Aug18Cool
Sep19Cool
Oct21Refreshing
Nov22Refreshing
Dec24Warm

UV index in Campinas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Campinas peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 14Jul 11UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun5Moderate
Jul5Moderate
Aug6High
Sep8Very high
Oct9Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Campinas?

Campinas sits at 27.6°S, 48.6°W, 8 m above sea level, in Brazil. The nearest listed city is São José, 3.0 km away.

Topography around Campinas

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

Within 3 km, the terrain around Campinas has only modest variations in elevation — a maximum elevation change of 173 m around an average of 21 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 909 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,813 m.

The land around Campinas is covered by artificial surfaces (60%) and water (24%) within 3 km, trees (37%) and water (35%) within 16 km, and trees (51%) and water (37%) within 80 km.

3 km
173 m
16 km
909 m
80 km
1,813 m
treesgrasslandcroplandartificial surfaceswatermangroves
May weather nearby: São José 3.0 km · Florianopolis 6.0 km · Palhoça 8.0 km · Trindade 8.0 km · Pantanal 9.0 km · Biguaçu 12 km · Ribeirão da Ilha 14 km · Freguesia do Ribeirao da Ilha 14 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 Campinas (-27.5944°, -48.6069°, elevation 8 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).