Itaguaí weather in April

In April, Itaguaí sees average daytime highs of 28°C and overnight lows near 21°C, with 106 mm of rain across 13.1 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 28°C through the month. The sky is clear or mostly clear about 33% 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 Itaguaí's 5th-clearest and 10th-windiest month. For the whole year in context, see Itaguaí's year-round climate.

Daytime high
28°
5th warmest
Overnight low
21°
7th coldest
Rainfall
106 mm
13.1 wet days
Daylight
11 h 30 min
7:11 AM – 6:39 PM
Cloud cover
55%
5th clearest
Wind
6 km/h
10th windiest
Solar energy
4.3 kWh/m²
Travel score
5.8
out of 10

Itaguaí is human settlement in Brazil.

Air quality
Excellent
PM10 12.8 µg/m³ · 2019

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 28°C through the month.

A typical April day in Itaguaí reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12822
22822
32822
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212820
222820
232820
242720
252720
262720
272720
282720
292720
302720

How April really feels in Itaguaí

Once humidity and wind are folded in, April 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

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

Itaguaí 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
Jan30° / 23°2732113.23.6
Feb31° / 23°19717.612.83.7
Mar29° / 22°20020.112.24.1
Apr28° / 21°10613.111.55.8
May26° / 18°6810.310.96.8
Jun25° / 17°406.610.67.6
Jul25° / 16°406.610.77.7
Aug25° / 17°356.811.27.5
Sep26° / 18°7911.111.96.5
Oct27° / 20°11413.912.55.8
Nov27° / 21°19018.713.14.9
Dec29° / 22°22720.813.44.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% 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 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24654
34654
44852
54852
65050
75149
85149
95347
105347
115446
125545
135545
145644
155644
165743
175743
185743
195842
205842
215842
225941
235941
245941
256040
266139
276139
286139
296139
306139

Chance of precipitation in April

Any precipitation

Itaguaí gets around 106 mm of rain over 13.1 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 44% and peaks near 59% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
159
258
357
456
555
654
752
851
949
1048
1147
1245
1344
1443
1541
1640
1739
1839
1938
2037
2137
2237
2336
2436
2536
2636
2736
2836
2936
3036

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1073558
2073558
3083656
4083656
5093754
60103753
70103852
80113950
90113949
100124047
110134145
120134244
130144342
140144441
150154539
160154638
170164836
181164935
191175033
201185031
211195129
221205227
231215325
241235323
252245321
262255419
272265418
283275416
293285415
304305313

Wind in April

Winds average 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 7:06 AM to 7:17 AM, and sunset from 6:54 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:066:54
211.87:066:53
311.87:066:52
411.77:076:51
511.77:076:50
611.77:076:49
711.77:086:48
811.67:086:47
911.67:096:46
1011.67:096:45
1111.67:096:44
1211.67:106:43
1311.57:106:42
1411.57:106:41
1511.57:116:40
1611.57:116:39
1711.47:126:39
1811.47:126:38
1911.47:126:37
2011.47:136:36
2111.47:136:35
2211.37:146:34
2311.37:146:33
2411.37:146:33
2511.37:156:32
2611.37:156:31
2711.27:166:30
2811.27:166:29
2911.27:166:29
3011.27:176:28

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.3 kWh/m².

For context, solar energy here swings from a low near 3.32 kWh/m² to a high of 5.86 kWh/m² in February across the year — April's 4.3 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.0Bright
294.0Bright
304.0Moderate
Planning a trip in April

Hazard calendar for Itaguaí

In seasonPeak

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

Itaguaí's rainy season runs November–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 Itaguaí?

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

5.8
Sightseeing
6th-best month of the year
6.3
Beach & pool
5th-best month of the year

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

What to pack for Itaguaí in April

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

In April, Itaguaí sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 13 days see rain.

light clothesrain gear

Sea temperature near Itaguaí in April

The nearest coast averages about 25°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 32 km away) is warmest in February at about 26°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°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Itaguaí 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 Itaguaí peaks around January 16 at about 14 (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 16UV 14Jul 13UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun6High
Jul5Moderate
Aug8Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Itaguaí 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 Itaguaí is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (December, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJul 1237 µg/m³Dec 2319 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar21Moderate
Apr24Moderate
May31Moderate
Jun36Poor
Jul38Poor
Aug32Moderate
Sep37Poor
Oct24Moderate
Nov20Moderate
Dec19Moderate
Location & terrain

Where is Itaguaí?

Itaguaí sits at 22.9°S, 43.8°W, 31 m above sea level, in Brazil. The nearest listed city is Universidade Rural, 13 km away.

Topography around Itaguaí

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

Within 3 km, the terrain around Itaguaí has only modest variations in elevation — a maximum elevation change of 53 m around an average of 12 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,212 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,887 m.

The land around Itaguaí is covered by grassland (38%), artificial surfaces (35%) and trees (24%) within 3 km, trees (40%) and grassland (29%) within 16 km, and trees (34%), water (34%) and grassland (25%) within 80 km.

3 km
53 m
16 km
1,212 m
80 km
1,887 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
April weather nearby: Universidade Rural 13 km · Seropédica 14 km · Japeri 26 km · Queimados 27 km · Piraí 28 km · Paracambi 28 km · Mangaratiba 30 km · Nova Iguaçu 35 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 Itaguaí (-22.8522°, -43.7753°, elevation 31 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).