Pelotas weather in May

In May, Pelotas sees average daytime highs of 19°C and overnight lows near 14°C, with 105 mm of rain across 9.3 wet days and about 10.4 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 31% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of May to 10 h 06 min by month's end. Set against the rest of the year, May is Pelotas's 9th-clearest and 11th-windiest month. For the whole year in context, see Pelotas's year-round climate.

Daytime high
19°
8th warmest
Overnight low
14°
5th coldest
Rainfall
105 mm
9.3 wet days
Daylight
10 h 24 min
8:14 AM – 6:37 PM
Cloud cover
59%
9th clearest
Wind
16 km/h
11th windiest
Solar energy
2.75 kWh/m²
Travel score
6.3
out of 10

Pelotas 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 21°C in the first days to 18°C by the end.

A typical May day in Pelotas reaches about 19°C in the afternoon and slips back to 14°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 23°C. Set against its neighbours, May runs about 3°C cooler than April and about 2°C warmer than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52115
62015
72015
82015
92015
102015
112015
122015
132015
142015
152015
161915
171914
181914
191914
201914
211914
221914
231914
241914
251814
261813
271813
281813
291813
301813
311813

Pelotas 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
Jan26° / 21°10911.613.86.5
Feb26° / 21°10512.613.26.2
Mar25° / 20°10211.812.26.6
Apr23° / 18°11610.211.26.8
May19° / 14°1059.310.46.3
Jun17° / 12°1119.9105.5
Jul16° / 11°11710.210.15.1
Aug17° / 12°1169.710.85.7
Sep18° / 13°14110.611.85.8
Oct20° / 15°14010.512.86.2
Nov23° / 17°958.813.67.0
Dec25° / 20°1009.8147.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% 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 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35248
45248
55149
65149
75050
85050
94951
104951
115050
125050
134951
144951
154951
164753
174753
184753
194753
204753
214753
224654
234654
244555
254456
264456
274555
284555
294456
304456
314555

Chance of precipitation in May

Any precipitation

Pelotas gets around 105 mm of rain over 9.3 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 30% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
232
331
431
531
630
730
830
929
1029
1129
1228
1328
1428
1528
1628
1729
1829
1929
2029
2129
2229
2329
2429
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 42% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1342329122
2342429122
3352429111
4352528101
5352628101
635272891
735282891
835282880
935292870
1035302870
1136302860
1236302860
1336302860
1437302860
1537302750
1638302750
1738302750
1840292650
1941292550
2042282550
2144272450
2246272340
2347262240
2449252140
2551252040
2652251940
2754241840
2855241740
2956241640
3058241530
3159241430

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3115light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 48 min at the start of May to 10 h 06 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 8:03 AM to 8:24 AM, and sunset from 6:50 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.88:036:50
210.78:046:49
310.78:056:48
410.78:066:47
510.78:066:46
610.68:076:45
710.68:086:44
810.68:086:43
910.68:096:42
1010.58:106:42
1110.58:116:41
1210.58:116:40
1310.58:126:39
1410.48:136:39
1510.48:136:38
1610.48:146:37
1710.48:156:36
1810.38:156:36
1910.38:166:35
2010.38:176:35
2110.38:176:34
2210.38:186:34
2310.28:196:33
2410.28:196:32
2510.28:206:32
2610.28:216:32
2710.28:216:31
2810.18:226:31
2910.18:236:30
3010.18:236:30
3110.18:246:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.75 kWh/m².

For context, solar energy here swings from a low near 2.35 kWh/m² to a high of 6.76 kWh/m² in December across the year — May's 2.75 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.0Moderate
63.0Moderate
73.0Moderate
83.0Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.8Moderate
142.8Moderate
152.8Moderate
162.8Moderate
172.7Moderate
182.7Moderate
192.7Moderate
202.7Moderate
212.6Moderate
222.6Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.6Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in May

Is May a good time to visit Pelotas?

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

6.3
Sightseeing
6th-best month of the year
3.0
Beach & pool
8th-best month of the year

May is a reasonable time to visit Pelotas for sightseeing.

What to pack for Pelotas in May

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

In May, Pelotas sees daytime highs around 19°C and nights near 14°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Pelotas in May

The nearest coast averages about 19°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 44 km away) is warmest in February at about 24°C and coldest in July near 14°C.

It's comfortable for a long swim from Nov 18 to May 4 — about 5.5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Warm
Mar24Refreshing
Apr22Refreshing
May19Cool
Jun16Cool
Jul14Bracing
Aug14Bracing
Sep15Cool
Oct18Cool
Nov20Cool
Dec22Refreshing

UV index in Pelotas 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 Pelotas peaks around January 12 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 12UV 12Jun 20UV 3
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar9Very high
Apr7High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep7Very high
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Pelotas?

Pelotas sits at 31.8°S, 52.3°W, 15 m above sea level, in Brazil. The nearest listed city is Capão do Leão, 14 km away.

Topography around Pelotas

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

Within 3 km, the terrain around Pelotas has only modest variations in elevation — a maximum elevation change of 27 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 161 m; within 80 km, significant variations in elevation — a maximum elevation change of 507 m.

The land around Pelotas is covered by artificial surfaces (52%) and wetland (26%) within 3 km, wetland (25%) and grassland (20%) within 16 km, and water (31%) and trees (25%) within 80 km.

3 km
27 m
16 km
161 m
80 km
507 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Capão do Leão 14 km · Rio Grande 37 km · São José do Norte 39 km · Canguçu 52 km · São Lourenço do Sul 57 km · Piratini 81 km · Arroio Grande 87 km · Camaquã 114 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 Pelotas (-31.77°, -52.341°, elevation 15 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).