Tramandaí weather in May

In May, Tramandaí sees average daytime highs of 21°C and overnight lows near 15°C, with 109 mm of rain across 9.9 wet days and about 10.5 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 20°C by the end. The sky is clear or mostly clear about 34% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 12 min by month's end. Set against the rest of the year, May is Tramandaí's 6th-clearest and 11th-windiest month. For the whole year in context, see Tramandaí's year-round climate.

Daytime high
21°
8th warmest
Overnight low
15°
5th coldest
Rainfall
109 mm
9.9 wet days
Daylight
10 h 30 min
8:02 AM – 6:32 PM
Cloud cover
57%
6th clearest
Wind
13 km/h
11th windiest
Solar energy
2.95 kWh/m²
Travel score
6.5
out of 10

Tramandaí 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 22°C in the first days to 20°C by the end.

A typical May day in Tramandaí reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°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)
12216
22216
32216
42216
52216
62216
72216
82216
92216
102216
112115
122115
132115
142115
152115
162115
172115
182115
192115
202115
212014
222014
232014
242014
252014
262014
272014
282014
292014
302014
312013

Tramandaí 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
Jan27° / 21°12413.413.76.0
Feb27° / 21°10613.213.15.8
Mar26° / 20°11512.212.26.4
Apr24° / 18°889.411.37.0
May21° / 15°1099.910.56.5
Jun19° / 13°1029.210.16.2
Jul18° / 12°1259.910.36.0
Aug19° / 13°1131010.96.3
Sep20° / 14°13811.311.86.0
Oct22° / 16°15212.612.76.2
Nov24° / 18°10810.813.56.8
Dec26° / 20°11111.513.96.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25248
35248
45248
55248
65248
75248
85149
95149
105149
115149
125149
135149
145149
155050
165050
175050
185050
194951
204951
214951
224951
234852
244852
254852
264852
274852
284852
294753
304753
314654

Chance of precipitation in May

Any precipitation

Tramandaí gets around 109 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
232
332
432
532
632
732
832
932
1032
1133
1233
1333
1433
1533
1632
1732
1832
1932
2032
2131
2231
2331
2431
2530
2630
2730
2830
2930
3030
3130

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 30% 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 (%)
1192337192
2202436192
3212436181
4212535171
5222635161
6222735151
7232834151
8232934141
9243033130
10243032130
11253132130
12253131120
13253231120
14263231110
15263230110
16273230110
17283230110
18293229100
19303229100
2031322890
2132312890
2234312780
2335302780
2437302670
2538302570
2639292560
2741292460
2842282460
2944282350
3045282350
3146272250

Wind in May

Winds average 13 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 54 min at the start of May to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over May. Sunrise moves from 7:52 AM to 8:11 AM, and sunset from 6:43 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:526:43
210.87:536:42
310.87:536:42
410.87:546:41
510.87:556:40
610.77:556:39
710.77:566:38
810.77:576:37
910.77:576:37
1010.67:586:36
1110.67:596:35
1210.67:596:34
1310.68:006:34
1410.58:016:33
1510.58:016:32
1610.58:026:32
1710.58:036:31
1810.58:036:30
1910.48:046:30
2010.48:046:29
2110.48:056:29
2210.48:066:28
2310.48:066:28
2410.38:076:27
2510.38:086:27
2610.38:086:27
2710.38:096:26
2810.38:096:26
2910.38:106:25
3010.28:106:25
3110.28:116:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.95 kWh/m².

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.6 kWh/m² in December across the year — May's 2.95 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.2Moderate
63.2Moderate
73.2Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.0Moderate
133.0Moderate
143.0Moderate
153.0Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.7Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in May

Is May a good time to visit Tramandaí?

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

6.5
Sightseeing
3rd-best month of the year
4.0
Beach & pool
8th-best month of the year

May is a reasonable time to visit Tramandaí for sightseeing.

What to pack for Tramandaí in May

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

In May, Tramandaí sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Tramandaí in May

The nearest coast averages about 20°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 16 km away) is warmest in February at about 25°C and coldest in August near 16°C.

It's comfortable for a long swim from Nov 9 to May 19 — about 6.3 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar24Warm
Apr23Refreshing
May20Refreshing
Jun18Cool
Jul16Cool
Aug16Cool
Sep17Cool
Oct19Cool
Nov20Refreshing
Dec23Refreshing

UV index in Tramandaí in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tramandaí peaks around January 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 18UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar10Very high
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct9Very high
Nov11Extreme
Dec12Extreme

Air quality in Tramandaí 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 Tramandaí is worst in August — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1815 µg/m³Feb 207 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul11Good
Aug15Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Tramandaí?

Tramandaí sits at 30.0°S, 50.1°W, 9 m above sea level, in Brazil. The nearest listed city is Imbé, 1.0 km away.

Topography around Tramandaí

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

Within 3 km, the terrain around Tramandaí has only modest variations in elevation — a maximum elevation change of 22 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 47 m; within 80 km, large variations in elevation — a maximum elevation change of 1,050 m.

The land around Tramandaí is covered by water (57%) and artificial surfaces (32%) within 3 km, water (54%) within 16 km, and water (38%), trees (26%) and grassland (20%) within 80 km.

3 km
22 m
16 km
47 m
80 km
1,050 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Imbé 1.0 km · Osório 17 km · Xangri-lá 22 km · Cidreira 23 km · Capão da Canoa 29 km · Santo Antônio da Patrulha 42 km · Rolante 57 km · Taquara 73 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 Tramandaí (-29.9847°, -50.1336°, elevation 9 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. 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).