Careiro weather in April

In April, Careiro sees average daytime highs of 30°C and overnight lows near 23°C, with 437 mm of rain across 28.8 wet days and about 11.9 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in April, and the air most often feels miserable.

Daylight stretches from about 12 hours at the start of April to 11 h 54 min by month's end. Set against the rest of the year, April is Careiro's 11th-clearest and 8th-windiest month. For the whole year in context, see Careiro's year-round climate.

Daytime high
30°
11th warmest
Overnight low
23°
7th coldest
Rainfall
437 mm
28.8 wet days
Daylight
11 h 54 min
6:04 AM – 5:59 PM
Cloud cover
90%
11th clearest
Wind
4 km/h
8th windiest
Solar energy
3.88 kWh/m²
Travel score
2.6
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical April day in Careiro reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023

How April really feels in Careiro

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Careiro weather by month

How April compares with the rest of the year at a glance. April is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°35528.712.22.6
Feb30° / 23°35126.112.12.7
Mar30° / 24°43229.4122.6
Apr30° / 23°43728.811.92.6
May30° / 23°36329.311.82.6
Jun31° / 23°21323.611.83.1
Jul31° / 23°15221.511.83.4
Aug32° / 23°14519.211.93.1
Sep33° / 24°17521.1122.7
Oct32° / 24°18922.412.12.6
Nov32° / 24°22424.812.22.5
Dec31° / 24°32628.312.22.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 4% of April, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1595
2595
3595
4595
5595
6595
7595
8595
9496
10496
11496
12496
13496
14496
15496
16496
17496
18496
19496
20496
21496
22496
23496
24496
25496
26595
27595
28595
29595
30595

Chance of precipitation in April

Any precipitation

Careiro gets around 437 mm of rain over 28.8 wet days in April, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 96% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
194
295
395
495
595
695
796
896
996
1096
1196
1296
1397
1497
1597
1697
1797
1897
1997
2097
2197
2297
2397
2497
2597
2697
2797
2897
2997
3097

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the miserable band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
12773
22674
32674
42674
52575
62575
72575
82575
92575
102575
112575
122575
132575
142476
152476
162476
172377
182377
192278
202179
212179
222179
232080
242080
252080
262080
272080
282080
292080
302179

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over April. Sunrise moves from 6:07 AM to 6:03 AM, and sunset from 6:05 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:076:05
212.06:076:05
312.06:076:04
412.06:066:04
512.06:066:04
612.06:066:03
711.96:066:03
811.96:066:02
911.96:056:02
1011.96:056:01
1111.96:056:01
1211.96:056:01
1311.96:056:00
1411.96:056:00
1511.96:046:00
1611.96:045:59
1711.96:045:59
1811.96:045:59
1911.96:045:58
2011.96:045:58
2111.96:035:58
2211.96:035:57
2311.96:035:57
2411.96:035:57
2511.96:035:56
2611.96:035:56
2711.96:035:56
2811.96:035:55
2911.96:035:55
3011.96:035:55

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.88 kWh/m².

For context, solar energy here swings from a low near 3.81 kWh/m² to a high of 5.4 kWh/m² in October across the year — April's 3.88 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Moderate
84.0Moderate
94.0Moderate
104.0Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
Planning a trip in April

Is April a good time to visit Careiro?

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

2.6
Sightseeing
6th-best month of the year
3.6
Beach & pool
12th-best month of the year

April is a weaker month for outdoor sightseeing in Careiro.

What to pack for Careiro in April

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

In April, Careiro sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Careiro in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Careiro peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 12 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 12UV 15Nov 12UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Extreme
Aug11Extreme
Sep11Extreme
Oct10Extreme
Nov10Very high
Dec12Extreme

Air quality in Careiro 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 Careiro is worst in September — around 36 µg/m³ PM2.5 (poor), about 3.2× the cleanest month (June, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateModerateSep 2035 µg/m³Jun 1111 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar15Moderate
Apr15Moderate
May12Good
Jun11Good
Jul14Moderate
Aug27Moderate
Sep36Poor
Oct33Moderate
Nov25Moderate
Dec18Moderate
Location & terrain

Where is Careiro?

Careiro sits at 3.8°S, 60.4°W, 25 m above sea level, in Brazil. The nearest listed city is Manaquiri, 39 km away.

Topography around Careiro

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

Within 3 km, the terrain around Careiro has only modest variations in elevation — a maximum elevation change of 35 m around an average of 37 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 43 m; within 80 km, only modest variations in elevation — a maximum elevation change of 115 m.

The land around Careiro is covered by trees (96%) within 3 km, trees (88%) within 16 km, and trees (85%) within 80 km.

3 km
35 m
16 km
43 m
80 km
115 m
treesgrasslandwaterwetland
April weather nearby: Manaquiri 39 km · Iranduba 57 km · Manacapuru 59 km · Manaus 83 km · Careiro da Várzea 88 km · Borba 111 km · Beruri 112 km · Autazes 139 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 Careiro (-3.7681°, -60.3692°, elevation 25 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).