Magé weather in May

In May, Magé sees average daytime highs of 26°C and overnight lows near 19°C, with 75 mm of rain across 10.5 wet days and about 10.9 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 26°C by the end. The sky is clear or mostly clear about 39% of the time in May, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of May to 10 h 42 min by month's end. Set against the rest of the year, May is Magé's 4th-clearest and 7th-windiest month. For the whole year in context, see Magé's year-round climate.

Daytime high
26°
9th warmest
Overnight low
19°
5th coldest
Rainfall
75 mm
10.5 wet days
Daylight
10 h 54 min
7:21 AM – 6:16 PM
Cloud cover
51%
4th clearest
Wind
5 km/h
7th windiest
Solar energy
3.58 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 27°C in the first days to 26°C by the end.

A typical May day in Magé reaches about 26°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, May runs about 2°C cooler than April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12820
22820
32720
42720
52720
62720
72719
82719
92719
102719
112719
122719
132719
142619
152619
162619
172619
182619
192619
202619
212619
222619
232618
242618
252618
262618
272618
282618
292618
302618
312618

How May really feels in Magé

Once humidity and wind are folded in, May averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Magé weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°24420.413.23.3
Feb32° / 24°1801712.83.4
Mar30° / 23°20519.712.23.8
Apr29° / 21°10113.111.55.3
May26° / 19°7510.510.96.7
Jun26° / 18°477.110.67.3
Jul26° / 17°497.210.87.5
Aug26° / 17°447.211.27.3
Sep27° / 19°8510.811.96.4
Oct28° / 20°11413.312.55.5
Nov28° / 21°2041813.14.5
Dec30° / 23°23020.113.43.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56337
66238
76238
86139
96040
106040
115842
125842
135743
145743
155743
165743
175743
185743
195743
205743
215743
225842
235842
245941
256040
266040
276040
286139
296238
306238
316238

Chance of precipitation in May

Any precipitation

Magé gets around 75 mm of rain over 10.5 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 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
336
436
536
635
735
835
936
1036
1136
1236
1336
1436
1535
1635
1735
1834
1934
2034
2133
2233
2333
2432
2532
2632
2732
2831
2931
3031
3130

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
102215225
202225323
302245321
402255419
503265318
603275317
703285316
803295315
903305314
1003315313
1104325212
1204325212
1304335211
1404335310
150434539
160535519
170535528
180536527
190536527
200536536
210637516
220637525
230738505
240738505
250739494
260839494
271840484
281940473
291940473
3011040463
3111040463

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 12 min at the start of May to 10 h 42 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 7:14 AM to 7:28 AM, and sunset from 6:25 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:146:25
211.27:156:24
311.17:156:23
411.17:156:23
511.17:166:22
611.17:166:21
711.17:176:21
811.07:176:20
911.07:186:19
1011.07:186:19
1111.07:196:18
1211.07:196:18
1311.07:206:17
1410.97:206:17
1510.97:206:16
1610.97:216:16
1710.97:216:15
1810.97:226:15
1910.97:226:15
2010.97:236:14
2110.87:236:14
2210.87:246:14
2310.87:246:13
2410.87:256:13
2510.87:256:13
2610.87:266:12
2710.87:266:12
2810.87:266:12
2910.77:276:12
3010.77:276:11
3110.77:286:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.58 kWh/m².

For context, solar energy here swings from a low near 3.37 kWh/m² to a high of 5.98 kWh/m² in February across the year — May's 3.58 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in May

Hazard calendar for Magé

In seasonPeak

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

Magé's rainy season runs October–March, when most of the year's rain falls.

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

Is May a good time to visit Magé?

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

6.7
Sightseeing
4th-best month of the year
6.6
Beach & pool
4th-best month of the year

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

What to pack for Magé in May

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

In May, Magé sees daytime highs around 26°C and nights near 19°C. Worth packing: light clothes and rain gear. About 11 days see rain.

light clothesrain gear

Sea temperature near Magé in May

The nearest coast averages about 24°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 53 km away) is warmest in March at about 25°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Magé 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 Magé peaks around January 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 13UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec14Extreme

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

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Mar 1110 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar10Good
Apr12Good
May15Moderate
Jun16Moderate
Jul15Moderate
Aug15Moderate
Sep19Moderate
Oct13Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Magé?

Magé sits at 22.7°S, 43.0°W, 8 m above sea level, in Brazil. The nearest listed city is Guapimirim, 14 km away.

Topography around Magé

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

Within 3 km, the terrain around Magé has only modest variations in elevation — a maximum elevation change of 161 m around an average of 17 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,720 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,252 m.

The land around Magé is covered by trees (53%) within 3 km, trees (47%) within 16 km, and trees (43%), grassland (26%) and water (23%) within 80 km.

3 km
161 m
16 km
1,720 m
80 km
2,252 m
treesgrasslandartificial surfaceswaterwetlandmangroves
May weather nearby: Guapimirim 14 km · Itaboraí 21 km · Petrópolis 22 km · Niterói 26 km · São Pedro 27 km · Teresópolis 27 km · Duque de Caxias 31 km · Rio de Janeiro 32 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 Magé (-22.6528°, -43.0406°, elevation 8 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. 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).