Reserva weather in May

In May, Reserva sees average daytime highs of 21°C and overnight lows near 12°C, with 110 mm of rain across 9.4 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 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of May to 10 h 36 min by month's end. Set against the rest of the year, May is Reserva's 6th-clearest and 8th-windiest month. For the whole year in context, see Reserva's year-round climate.

Daytime high
21°
10th warmest
Overnight low
12°
4th coldest
Rainfall
110 mm
9.4 wet days
Daylight
10 h 48 min
7:55 AM – 6:44 PM
Cloud cover
58%
6th clearest
Wind
8 km/h
8th windiest
Solar energy
3.44 kWh/m²
Travel score
6.7
out of 10

Reserva is town in Reserva Municipality, Paraná, 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 23°C in the first days to 20°C by the end.

A typical May day in Reserva reaches about 21°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°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)
12313
22313
32313
42313
52312
62212
72212
82212
92212
102212
112212
122212
132212
142212
152112
162112
172112
182111
192111
202111
212111
222111
232111
242111
252011
262011
272011
282011
292011
302011
312011

Reserva 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°24623.113.44.5
Feb27° / 18°18820.712.94.5
Mar27° / 17°13617.312.25.5
Apr25° / 15°9210.411.46.8
May21° / 12°1109.410.86.7
Jun20° / 10°1228.910.56.6
Jul21° / 10°917.710.66.9
Aug23° / 11°857.311.17.5
Sep24° / 13°1551111.86.9
Oct25° / 15°17915.912.65.8
Nov26° / 16°15015.613.25.6
Dec27° / 17°18920.113.54.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35347
45347
55248
65149
75050
84951
94852
104753
114753
124753
134654
144654
154456
164555
174555
184555
194456
204555
214555
224654
234753
244753
254753
264654
274753
284852
294852
304951
314951

Chance of precipitation in May

Any precipitation

Reserva gets around 110 mm of rain over 9.4 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 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
127
226
326
426
526
626
726
827
927
1027
1128
1228
1328
1429
1529
1630
1730
1831
1931
2032
2132
2232
2333
2434
2534
2635
2735
2835
2935
3035
3135

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 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12841284
22941263
33041253
43242242
53342232
63442222
73542221
83642211
93742201
103842191
113942181
124042181
134042171
144142160
154242160
164342150
174441150
184541141
194540141
204639141
214738141
224837141
234936131
245135131
255135131
265234131
275333131
285333131
295432131
305432131
315432131

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 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 06 min at the start of May to 10 h 36 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 7:48 AM to 8:03 AM, and sunset from 6:53 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:486:53
211.17:486:53
311.07:496:52
411.07:496:51
511.07:506:50
611.07:506:50
711.07:516:49
811.07:516:48
910.97:526:48
1010.97:526:47
1110.97:536:47
1210.97:536:46
1310.97:546:45
1410.87:546:45
1510.87:556:44
1610.87:556:44
1710.87:566:43
1810.87:566:43
1910.87:576:42
2010.77:576:42
2110.77:586:42
2210.77:586:41
2310.77:596:41
2410.78:006:41
2510.78:006:40
2610.78:006:40
2710.68:016:40
2810.68:016:39
2910.68:026:39
3010.68:026:39
3110.68:036:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.44 kWh/m².

For context, solar energy here swings from a low near 3.1 kWh/m² to a high of 5.97 kWh/m² in December across the year — May's 3.44 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.7Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.4Moderate
173.4Moderate
183.4Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.2Moderate
233.2Moderate
243.2Moderate
253.2Moderate
263.2Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in May

Is May a good time to visit Reserva?

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

6.7
Sightseeing
5th-best month of the year
4.3
Beach & pool
10th-best month of the year

May is a reasonable time to visit Reserva for sightseeing.

What to pack for Reserva in May

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

In May, Reserva 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 Reserva in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Reserva peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 19UV 15Jul 13UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7High
Sep5High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Reserva 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 Reserva is worst in September — around 23 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1123 µg/m³Mar 126 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May7Good
Jun8Good
Jul10Good
Aug20Moderate
Sep23Moderate
Oct11Good
Nov8Good
Dec7Good
Location & terrain

Where is Reserva?

Reserva sits at 24.7°S, 50.9°W, 943 m above sea level, in Brazil. The nearest listed city is Telêmaco Borba, 43 km away.

Topography around Reserva

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

Within 3 km, the terrain around Reserva has only modest variations in elevation — a maximum elevation change of 237 m around an average of 923 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 470 m; within 80 km, large variations in elevation — a maximum elevation change of 928 m.

The land around Reserva is covered by trees (37%) and cropland (37%) within 3 km, trees (56%) and cropland (29%) within 16 km, and trees (53%) and cropland (28%) within 80 km.

3 km
237 m
16 km
470 m
80 km
928 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Telêmaco Borba 43 km · Tibagi 47 km · Cândido de Abreu 50 km · Ortigueira 50 km · Prudentópolis 64 km · Imbituva 69 km · Ponta Grossa 85 km · Castro 86 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 Reserva (-24.6503°, -50.8506°, elevation 943 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).