Regeneração weather in May

In May, Regeneração sees average daytime highs of 32°C and overnight lows near 23°C, with 62 mm of rain across 8 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 30% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of May to 11 h 42 min by month's end. Set against the rest of the year, May is Regeneração's 6th-clearest and 6th-windiest month. For the whole year in context, see Regeneração's year-round climate.

Daytime high
32°
8th warmest
Overnight low
23°
5th coldest
Rainfall
62 mm
8 wet days
Daylight
11 h 42 min
5:55 AM – 5:39 PM
Cloud cover
58%
6th clearest
Wind
8 km/h
6th windiest
Solar energy
4.99 kWh/m²
Travel score
4.2
out of 10

Regeneração 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

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in Regeneração reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, May runs about 1°C warmer than April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How May really feels in Regeneração

Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Regeneração weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°21823.112.32.9
Feb31° / 23°21922.112.22.9
Mar31° / 23°24125.5122.9
Apr31° / 23°15918.911.93.4
May32° / 23°62811.74.2
Jun33° / 24°71.811.64.5
Jul33° / 24°50.611.74.4
Aug35° / 24°10.111.83.7
Sep36° / 25°50.6122.7
Oct36° / 26°252.912.12.4
Nov35° / 25°697.812.32.8
Dec33° / 24°10413.412.43.1

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 25% of May, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24258
34258
44357
54456
64555
74654
84753
94852
104951
115050
125149
135248
145446
155446
165545
175644
185743
195842
205941
215941
226040
236139
246238
256337
266436
276535
286634
296733
306733
316832

Chance of precipitation in May

Any precipitation

Regeneração gets around 62 mm of rain over 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 26% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
242
341
439
537
636
734
832
930
1029
1127
1226
1325
1424
1524
1623
1723
1822
1922
2021
2121
2221
2320
2420
2519
2619
2718
2817
2917
3016
3115

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the oppressive band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
118847
219846
3110836
4111826
5113815
6115795
7117775
8118765
9120754
10222724
11224704
12225694
13227683
14228673
15229663
16230653
17331633
18332623
19333613
20434602
21436582
22537562
23538552
24640522
25741502
26743481
27845461
28947431
291048401
301250371
311352341

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 7 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 48 min at the start of May to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 5:54 AM to 5:58 AM, and sunset from 5:41 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:545:41
211.85:545:41
311.85:545:41
411.85:545:41
511.85:555:40
611.85:555:40
711.85:555:40
811.85:555:40
911.75:555:40
1011.75:555:39
1111.75:555:39
1211.75:555:39
1311.75:555:39
1411.75:555:39
1511.75:555:39
1611.75:555:39
1711.75:565:38
1811.75:565:38
1911.75:565:38
2011.75:565:38
2111.75:565:38
2211.75:565:38
2311.75:575:38
2411.75:575:38
2511.75:575:38
2611.75:575:38
2711.75:575:38
2811.75:575:38
2911.75:585:38
3011.75:585:38
3111.75:585:38

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.99 kWh/m².

For context, solar energy here swings from a low near 4.8 kWh/m² to a high of 6.68 kWh/m² in September across the year — May's 4.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for Regeneração

In seasonPeak

None of Regeneração's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Regeneração's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Regeneração?

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

4.2
Sightseeing
3rd-best month of the year
6.7
Beach & pool
4th-best month of the year

May is a reasonable time to visit Regeneração for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Regeneração in May

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

In May, Regeneração sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Regeneração in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Regeneração peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 12UV 15Jul 24UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Regeneração 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 Regeneração is worst in October — around 42 µg/m³ PM2.5 (poor), about 9.7× the cleanest month (July, 4 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateModerateOct 1639 µg/m³Jul 104 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar12Moderate
Apr11Good
May9Good
Jun5Good
Jul4Good
Aug11Good
Sep22Moderate
Oct42Poor
Nov18Moderate
Dec14Moderate
Location & terrain

Where is Regeneração?

Regeneração sits at 6.2°S, 42.7°W, 177 m above sea level, in Brazil. The nearest listed city is Amarante, 18 km away.

Topography around Regeneração

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

Within 3 km, the terrain around Regeneração has only modest variations in elevation — a maximum elevation change of 135 m around an average of 173 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 338 m; within 80 km, significant variations in elevation — a maximum elevation change of 402 m.

The land around Regeneração is covered by trees (71%) within 3 km, trees (79%) within 16 km, and trees (66%) and shrubs (21%) within 80 km.

3 km
135 m
16 km
338 m
80 km
402 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Amarante 18 km · Água Branca 38 km · Barão de Grajaú 69 km · Floriano 70 km · Parnarama 76 km · Demerval Lobão 97 km · Matões 97 km · Valença do Piauí 106 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 Regeneração (-6.2312°, -42.6869°, elevation 177 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).