Triunfo weather in May

In May, Triunfo sees average daytime highs of 21°C and overnight lows near 13°C, with 111 mm of rain across 8.8 wet days and about 10.5 hours of daylight. It is the 9th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 30% 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 Triunfo's 9th-clearest and 11th-windiest month. For the whole year in context, see Triunfo's year-round climate.

Daytime high
21°
9th warmest
Overnight low
13°
5th coldest
Rainfall
111 mm
8.8 wet days
Daylight
10 h 30 min
8:08 AM – 6:38 PM
Cloud cover
60%
9th clearest
Wind
9 km/h
11th windiest
Solar energy
2.82 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 20°C by the end.

A typical May day in Triunfo reaches about 21°C in the afternoon and slips back to 13°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12315
22314
32314
42314
52314
62314
72314
82214
92214
102214
112214
122214
132213
142213
152213
162113
172113
182113
192113
202113
212113
222113
232112
242012
252012
262012
272012
282012
292012
302012
312012

Triunfo weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°1281413.74.6
Feb30° / 20°11812.613.14.7
Mar28° / 19°1051112.25.8
Apr25° / 16°1089.211.36.9
May21° / 13°1118.810.56.7
Jun19° / 11°1199.310.16.1
Jul19° / 10°1441010.36.1
Aug21° / 11°1191010.96.5
Sep22° / 13°14911.311.86.3
Oct24° / 15°17012.112.76.4
Nov27° / 17°12110.113.56.5
Dec29° / 19°11811.813.95.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% 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 54%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54852
64852
74852
84852
94753
104852
114852
124753
134753
144852
154852
164852
174852
184753
194753
204654
214654
224654
234555
244555
254555
264555
274357
284357
294357
304357
314258

Chance of precipitation in May

Any precipitation

Triunfo gets around 111 mm of rain over 8.8 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 29% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
429
529
629
729
829
929
1029
1129
1229
1329
1429
1529
1629
1729
1829
1928
2028
2128
2228
2328
2428
2528
2627
2728
2828
2928
3028
3128

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1292530141
2302530141
3312530131
4312630121
5322729121
6322729111
7322829101
8332929100
933292990
1034302880
1134302880
1234302870
1335312770
1435312770
1536312760
1637312660
1737312660
1838312560
1940302550
2041302450
2142302350
2244292350
2345292240
2446292140
2548282040
2649281940
2750281840
2851281830
2952281730
3053271730
3154271630

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 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 7:58 AM to 8:17 AM, and sunset from 6:50 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:586:50
210.87:596:49
310.88:006:48
410.88:006:47
510.88:016:46
610.78:026:45
710.78:026:45
810.78:036:44
910.78:046:43
1010.68:046:42
1110.68:056:41
1210.68:066:41
1310.68:066:40
1410.58:076:39
1510.58:086:39
1610.58:086:38
1710.58:096:37
1810.58:096:37
1910.48:106:36
2010.48:116:36
2110.48:116:35
2210.48:126:35
2310.48:136:34
2410.38:136:34
2510.38:146:33
2610.38:146:33
2710.38:156:33
2810.38:166:32
2910.38:166:32
3010.28:176:32
3110.28:176:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.82 kWh/m².

For context, solar energy here swings from a low near 2.37 kWh/m² to a high of 6.48 kWh/m² in December across the year — May's 2.82 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.0Moderate
83.0Moderate
93.0Moderate
103.0Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.8Moderate
162.8Moderate
172.8Moderate
182.8Moderate
192.8Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.5Moderate
312.5Moderate
Planning a trip in May

Is May a good time to visit Triunfo?

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
4.3
Beach & pool
9th-best month of the year

May is a reasonable time to visit Triunfo for sightseeing.

What to pack for Triunfo in May

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

In May, Triunfo sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Triunfo 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 Triunfo peaks around January 15 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 15UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar9Very high
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct7Very high
Nov11Extreme
Dec12Extreme

Air quality in Triunfo 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 Triunfo is worst in August — around 20 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1720 µg/m³Dec 1811 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar12Good
Apr15Moderate
May17Moderate
Jun17Moderate
Jul19Moderate
Aug20Moderate
Sep19Moderate
Oct13Moderate
Nov12Good
Dec10Good
Location & terrain

Where is Triunfo?

Triunfo sits at 29.9°S, 51.7°W, 22 m above sea level, in Brazil. The nearest listed city is São Jerônimo, 2.0 km away.

Topography around Triunfo

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

Within 3 km, the terrain around Triunfo has only modest variations in elevation — a maximum elevation change of 44 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 158 m; within 80 km, large variations in elevation — a maximum elevation change of 743 m.

The land around Triunfo is covered by trees (42%) and water (20%) within 3 km, trees (41%) and grassland (29%) within 16 km, and trees (54%) within 80 km.

3 km
44 m
16 km
158 m
80 km
743 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: São Jerônimo 2.0 km · Charqueadas 9.0 km · Eldorado do Sul 18 km · Taquari 21 km · Butiá 31 km · Montenegro 38 km · Guaíba 42 km · Nova Santa Rita 44 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 Triunfo (-29.9433°, -51.7181°, 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. 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).