Lapa weather in May

In May, Lapa sees average daytime highs of 21°C and overnight lows near 12°C, with 99 mm of rain across 8.5 wet days and about 10.8 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 26% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of May to 10 h 30 min by month's end. Set against the rest of the year, May is Lapa's 4th-clearest and 9th-windiest month. For the whole year in context, see Lapa's year-round climate.

Daytime high
21°
10th warmest
Overnight low
12°
4th coldest
Rainfall
99 mm
8.5 wet days
Daylight
10 h 42 min
7:53 AM – 6:37 PM
Cloud cover
64%
4th clearest
Wind
10 km/h
9th windiest
Solar energy
3.12 kWh/m²
Travel score
6.5
out of 10

Lapa 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 19°C by the end.

A typical May day in Lapa reaches about 21°C in the afternoon and slips back to 12°C overnight — a 9°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 1°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52213
62213
72113
82113
92112
102112
112112
122112
132112
142112
152112
162012
172012
182012
192012
202012
212012
222011
232011
242011
252011
262011
272011
281911
291911
301911
311911

Lapa weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°2032113.44.8
Feb27° / 18°17618.712.94.9
Mar26° / 17°12015.612.25.8
Apr24° / 15°788.911.46.9
May21° / 12°998.510.86.5
Jun20° / 11°1129.110.46.3
Jul19° / 10°917.810.66.6
Aug21° / 11°877.911.17.0
Sep22° / 12°1451111.86.4
Oct23° / 14°15014.812.65.9
Nov25° / 15°13214.213.36.0
Dec26° / 17°16818.113.65.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34258
44159
54159
64159
74159
84060
93961
103961
114060
123961
133961
143862
153862
163763
173862
183862
193763
203763
213862
223862
233961
243862
253961
264060
274060
284159
294060
304060
314159

Chance of precipitation in May

Any precipitation

Lapa gets around 99 mm of rain over 8.5 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 27% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
125
225
325
425
525
625
725
825
925
1025
1125
1225
1325
1425
1525
1625
1726
1826
1926
2027
2127
2228
2328
2429
2530
2630
2731
2832
2932
3032
3132

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 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13541221
23741211
33841191
44042181
54142171
64242151
74442141
84542131
94641121
104741111
114841101
124941100
13504190
14514090
15524080
16524080
17533980
18543880
19553780
20553690
21563590
22573490
23583390
24593290
25603190
26603190
27623080
28632980
29632980
30642880
31642880

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 hours at the start of May to 10 h 30 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 7:45 AM to 8:01 AM, and sunset from 6:47 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:456:47
211.07:456:47
311.07:466:46
411.07:466:45
511.07:476:44
610.97:476:44
710.97:486:43
810.97:486:42
910.97:496:42
1010.97:506:41
1110.87:506:40
1210.87:516:40
1310.87:516:39
1410.87:526:39
1510.87:526:38
1610.77:536:37
1710.77:536:37
1810.77:546:36
1910.77:546:36
2010.77:556:36
2110.77:556:35
2210.67:566:35
2310.67:576:34
2410.67:576:34
2510.67:586:34
2610.67:586:33
2710.67:596:33
2810.67:596:33
2910.58:006:32
3010.58:006:32
3110.58:016:32

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 2.83 kWh/m² to a high of 5.75 kWh/m² in December across the year — May's 3.12 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
222.9Moderate
232.9Moderate
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 Lapa?

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

6.5
Sightseeing
4th-best month of the year
3.8
Beach & pool
10th-best month of the year

May is a reasonable time to visit Lapa for sightseeing.

What to pack for Lapa in May

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

In May, Lapa sees daytime highs around 21°C and nights near 12°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Lapa in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lapa peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 18UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5High
Aug7High
Sep7Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Lapa 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 Lapa is worst in September — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1118 µg/m³Dec 2110 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May14Moderate
Jun14Moderate
Jul16Moderate
Aug17Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Lapa?

Lapa sits at 25.8°S, 49.7°W, 929 m above sea level, in Brazil. The nearest listed city is Contenda, 21 km away.

Topography around Lapa

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

Within 3 km, the terrain around Lapa has only modest variations in elevation — a maximum elevation change of 192 m around an average of 911 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 239 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,528 m.

The land around Lapa is covered by trees (43%) and grassland (24%) within 3 km, trees (46%) and cropland (39%) within 16 km, and trees (64%) and cropland (24%) within 80 km.

3 km
192 m
16 km
239 m
80 km
1,528 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Contenda 21 km · Quitandinha 25 km · Araucária 36 km · Rio Negro 38 km · Mafra 39 km · Mandirituba 39 km · Campo Largo 39 km · Fazenda Rio Grande 43 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 Lapa (-25.7697°, -49.7158°, elevation 929 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).