Imbituba weather in May

In May, Imbituba sees average daytime highs of 22°C and overnight lows near 17°C, with 118 mm of rain across 9.9 wet days and about 10.6 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 21°C by the end. The sky is clear or mostly clear about 38% of the time in May, and the air most often feels humid.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 24 min by month's end. Set against the rest of the year, May is Imbituba's 5th-clearest and 8th-windiest month. For the whole year in context, see Imbituba's year-round climate.

Daytime high
22°
8th warmest
Overnight low
17°
5th coldest
Rainfall
118 mm
9.9 wet days
Daylight
10 h 36 min
7:53 AM – 6:29 PM
Cloud cover
56%
5th clearest
Wind
11 km/h
8th windiest
Solar energy
3.12 kWh/m²
Travel score
6.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 21°C by the end.

A typical May day in Imbituba reaches about 22°C in the afternoon and slips back to 17°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 18°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)
12318
22318
32318
42318
52318
62318
72217
82217
92217
102217
112217
122217
132217
142217
152217
162217
172117
182117
192116
202116
212116
222116
232116
242116
252116
262116
272116
282116
292115
302115
312015

Imbituba weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°17217.713.65.3
Feb27° / 22°14017.1135.1
Mar26° / 21°13216.412.25.7
Apr25° / 19°9110.111.36.8
May22° / 17°1189.910.66.7
Jun20° / 15°938.510.26.5
Jul19° / 14°879.310.46.4
Aug20° / 14°888.7116.6
Sep21° / 16°12411.511.86.1
Oct22° / 18°12512.812.76.0
Nov24° / 19°11012.513.46.4
Dec26° / 21°11812.913.86.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% 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 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55248
65248
75248
85248
95248
105149
115149
125149
135149
145149
155149
165149
175248
185149
195248
205248
215347
225347
235446
245446
255545
265545
275545
285545
295545
305545
315545

Chance of precipitation in May

Any precipitation

Imbituba gets around 118 mm of rain over 9.9 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 32% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
431
531
631
732
832
932
1032
1133
1233
1333
1433
1533
1633
1733
1833
1933
2032
2132
2232
2332
2431
2531
2631
2730
2830
2930
3029
3129

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
172036315
282136305
382237284
482337274
592437263
692537253
792638243
892738242
9102838232
10102838222
11102938211
12112938211
13112938211
14113038201
15123038200
16133038200
17133038200
18142937190
19152937190
20162937180
21173036170
22183036160
23193036160
24203035150
25213035140
26223034130
27233034120
28253133110
29253133110
30263133100
3127313390

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 10 h 54 min 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 30 minutes over May. Sunrise moves from 7:44 AM to 8:01 AM, and sunset from 6:40 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:446:40
210.97:446:39
310.97:456:38
410.97:466:37
510.87:466:37
610.87:476:36
710.87:476:35
810.87:486:34
910.77:496:34
1010.77:496:33
1110.77:506:32
1210.77:506:31
1310.77:516:31
1410.67:526:30
1510.67:526:30
1610.67:536:29
1710.67:536:28
1810.67:546:28
1910.57:556:27
2010.57:556:27
2110.57:566:26
2210.57:566:26
2310.57:576:25
2410.57:586:25
2510.47:586:25
2610.47:596:24
2710.47:596:24
2810.48:006:24
2910.48:006:23
3010.48:016:23
3110.48:016:23

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.12 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.31 kWh/m² in December across the year — May's 3.12 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
242.9Moderate
252.9Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.9Moderate
302.9Moderate
312.9Moderate
Planning a trip in May

Is May a good time to visit Imbituba?

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

6.7
Sightseeing
2nd-best month of the year
4.5
Beach & pool
7th-best month of the year

May is a reasonable time to visit Imbituba for sightseeing.

What to pack for Imbituba in May

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

In May, Imbituba sees daytime highs around 22°C and nights near 17°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Imbituba in May

The nearest coast averages about 21°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 14 km away) is warmest in February at about 25°C and coldest in August near 17°C.

It's comfortable for a long swim from Oct 16 to Jun 3 — about 7.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar25Warm
Apr24Refreshing
May21Refreshing
Jun19Cool
Jul18Cool
Aug17Cool
Sep18Cool
Oct20Refreshing
Nov22Refreshing
Dec23Refreshing

UV index in Imbituba 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 Imbituba peaks around January 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 22UV 13Jul 10UV 4
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Imbituba?

Imbituba sits at 28.2°S, 48.7°W, 22 m above sea level, in Brazil. The nearest listed city is Garopaba, 25 km away.

Topography around Imbituba

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

Within 3 km, the terrain around Imbituba has significant variations in elevation — a maximum elevation change of 302 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 521 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,813 m.

The land around Imbituba is covered by water (40%) and trees (31%) within 3 km, water (60%) within 16 km, and trees (43%) and water (40%) within 80 km.

3 km
302 m
16 km
521 m
80 km
1,813 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Garopaba 25 km · Laguna 29 km · Capivari de Baixo 36 km · Tubarão 41 km · Braço do Norte 49 km · Jaguaruna 55 km · Freguesia do Ribeirao da Ilha 59 km · Ribeirão da Ilha 62 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 Imbituba (-28.24°, -48.6703°, elevation 22 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).