Angra dos Reis weather in April

In April, Angra dos Reis sees average daytime highs of 25°C and overnight lows near 21°C, with 135 mm of rain across 15.7 wet days and about 11.5 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 32% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 12 min by month's end. Set against the rest of the year, April is Angra dos Reis's 5th-clearest and 9th-windiest month. For the whole year in context, see Angra dos Reis's year-round climate.

Daytime high
25°
5th warmest
Overnight low
21°
8th coldest
Rainfall
135 mm
15.7 wet days
Daylight
11 h 30 min
7:13 AM – 6:42 PM
Cloud cover
56%
5th clearest
Wind
7 km/h
9th windiest
Solar energy
4.43 kWh/m²
Travel score
5.9
out of 10

Angra dos Reis is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical April day in Angra dos Reis reaches about 25°C in the afternoon and slips back to 21°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, April runs about 1°C cooler than March and about 2°C warmer than May.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12621
22621
32621
42621
52621
62621
72621
82621
92621
102621
112621
122621
132621
142521
152521
162521
172521
182520
192520
202520
212520
222520
232520
242520
252520
262520
272520
282520
292520
302419

Angra dos Reis weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°30224.213.34.3
Feb27° / 23°2192012.84.6
Mar27° / 22°23222.912.24.7
Apr25° / 21°13515.711.55.9
May23° / 18°9512.410.96.6
Jun23° / 17°598.410.67.2
Jul22° / 17°648.910.77.1
Aug23° / 17°578.511.27.2
Sep23° / 18°10413.311.96.4
Oct24° / 19°13616.612.55.8
Nov24° / 20°20320.313.15.1
Dec26° / 21°24422.713.44.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 22% of April, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24456
34555
44654
54654
64852
74951
85050
95149
105248
115347
125446
135446
145545
155644
165743
175743
185743
195842
205842
215842
225941
235941
246040
256040
266040
276040
286040
296040
305941

Chance of precipitation in April

Any precipitation

Angra dos Reis gets around 135 mm of rain over 15.7 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 52% and peaks near 66% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
166
265
364
463
562
661
760
859
958
1057
1155
1254
1353
1452
1551
1650
1749
1849
1948
2047
2147
2246
2346
2445
2545
2645
2744
2844
2944
3044

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 77% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11124740
21124839
31134938
41134936
51145035
61145134
71155133
81155232
92165131
102165230
112175229
122175328
132175427
143185326
153185425
163185524
173195523
183195622
193205720
204215619
214225618
224235716
234245715
245265613
255275612
265285611
276305410
28631549
29732538
30734527

Wind in April

Winds average 7 km/h in April.

Across April, 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.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over April. Sunrise moves from 7:08 AM to 7:19 AM, and sunset from 6:56 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:086:56
211.87:086:55
311.87:096:54
411.77:096:53
511.77:096:52
611.77:106:51
711.77:106:50
811.67:106:49
911.67:116:48
1011.67:116:47
1111.67:126:46
1211.67:126:45
1311.57:126:44
1411.57:136:43
1511.57:136:42
1611.57:136:42
1711.47:146:41
1811.47:146:40
1911.47:156:39
2011.47:156:38
2111.47:156:37
2211.37:166:36
2311.37:166:35
2411.37:176:35
2511.37:176:34
2611.37:186:33
2711.27:186:32
2811.27:186:31
2911.27:196:31
3011.27:196:30

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.43 kWh/m².

For context, solar energy here swings from a low near 3.39 kWh/m² to a high of 5.9 kWh/m² in February across the year — April's 4.43 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.2Bright
284.1Bright
294.1Bright
304.1Bright
Planning a trip in April

Hazard calendar for Angra dos Reis

In seasonPeak

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

Angra dos Reis'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 April a good time to visit Angra dos Reis?

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

5.9
Sightseeing
6th-best month of the year
5.4
Beach & pool
3rd-best month of the year

April is a reasonable time to visit Angra dos Reis for sightseeing.

What to pack for Angra dos Reis in April

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

In April, Angra dos Reis sees daytime highs around 25°C and nights near 21°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Angra dos Reis in April

The nearest coast averages about 26°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in February at about 27°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°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Warm
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep22Refreshing
Oct23Refreshing
Nov23Refreshing
Dec25Warm

UV index in Angra dos Reis in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Angra dos Reis peaks around February 8 at about 14 (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 highExtremeFeb 8UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug7Very high
Sep7High
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Angra dos Reis in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Angra dos Reis is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (February, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1625 µg/m³Feb 1713 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb13Moderate
Mar14Moderate
Apr15Moderate
May20Moderate
Jun24Moderate
Jul26Moderate
Aug23Moderate
Sep26Moderate
Oct17Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Angra dos Reis?

Angra dos Reis sits at 23.0°S, 44.3°W, 8 m above sea level, in Brazil. The nearest listed city is Mangaratiba, 29 km away.

Topography around Angra dos Reis

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

Within 3 km, the terrain around Angra dos Reis has significant variations in elevation — a maximum elevation change of 519 m around an average of 82 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,664 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,745 m.

The land around Angra dos Reis is covered by trees (46%) and water (37%) within 3 km, water (48%) and trees (45%) within 16 km, and trees (37%), water (36%) and grassland (25%) within 80 km.

3 km
519 m
16 km
1,664 m
80 km
2,745 m
treesgrasslandartificial surfaceswatermangroves
April weather nearby: Mangaratiba 29 km · Rio Claro 37 km · Paraty 47 km · Barra Mansa 54 km · Volta Redonda 58 km · Itaguaí 58 km · Piraí 60 km · Resende 61 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 Angra dos Reis (-23.0067°, -44.3181°, 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).