Chaves weather in April

In April, Chaves sees average daytime highs of 29°C and overnight lows near 24°C, with 423 mm of rain across 29.4 wet days and about 12 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in April, and the air most often feels miserable.

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

Daytime high
29°
10th warmest
Overnight low
24°
6th coldest
Rainfall
423 mm
29.4 wet days
Daylight
12 hours
6:20 AM – 6:20 PM
Cloud cover
90%
11th clearest
Wind
8 km/h
11th windiest
Solar energy
3.77 kWh/m²
Travel score
2.7
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical April day in Chaves reaches about 29°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, April runs on par with March and about 1°C cooler than May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202924
212924
222924
232924
242924
252924
262924
273024
283024
293024
303024

How April really feels in Chaves

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.

Chaves weather by month

How April compares with the rest of the year at a glance. April is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°31029.5122.8
Feb29° / 24°39127.3122.9
Mar29° / 24°44730.3122.8
Apr29° / 24°42329.4122.7
May30° / 24°33129.2122.8
Jun31° / 24°15825.3123.0
Jul31° / 24°12223.5123.3
Aug32° / 24°6118123.5
Sep32° / 24°3310.3123.9
Oct33° / 25°256.3124.0
Nov33° / 25°429123.8
Dec31° / 24°14321.9123.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% 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 95%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1298
2298
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13595
14595
15595
16595
17595
18595
19595
20595
21595
22595
23595
24694
25694
26694
27793
28793
29793
30793

Chance of precipitation in April

Any precipitation

Chaves gets around 423 mm of rain over 29.4 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 98% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
199
299
399
499
599
699
799
899
999
1099
1199
1299
1399
1498
1598
1698
1798
1898
1998
2098
2198
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 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
15347
25347
35248
45248
55149
65050
75050
84951
94951
104852
114753
124753
134654
144555
154456
164357
174258
184159
194060
203961
213862
223763
233763
243664
253565
263565
273565
283466
293466
303466

Wind in April

Winds average 8 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.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

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

Days grow by about 0 minutes over April. Sunrise moves from 6:25 AM to 6:17 AM, and sunset from 6:25 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:256:25
212.06:246:24
312.06:246:24
412.06:246:24
512.06:236:23
612.06:236:23
712.06:236:23
812.06:226:22
912.06:226:22
1012.06:226:22
1112.06:226:21
1212.06:216:21
1312.06:216:21
1412.06:216:21
1512.06:216:20
1612.06:206:20
1712.06:206:20
1812.06:206:20
1912.06:206:19
2012.06:196:19
2112.06:196:19
2212.06:196:19
2312.06:196:18
2412.06:186:18
2512.06:186:18
2612.06:186:18
2712.06:186:18
2812.06:186:17
2912.06:186:17
3012.06:176:17

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 3.77 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.77 kWh/m² to a high of 6.26 kWh/m² in October across the year — April's 3.77 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
Planning a trip in April

Hazard calendar for Chaves

In seasonPeak

In April, Chaves sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Chaves's monsoon runs January–May, when most of the year's rain falls.

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

Is April a good time to visit Chaves?

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

2.7
Sightseeing
12th-best month of the year
3.6
Beach & pool
12th-best month of the year

April is a weaker month for outdoor sightseeing in Chaves.

What to pack for Chaves in April

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

In April, Chaves sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Chaves in April

The nearest coast averages about 28°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 13 km away) is warmest in October at about 30°C and coldest in March near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb28Tropical
Mar28Tropical
Apr28Tropical
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Chaves 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 Chaves peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 11 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 13UV 15Aug 11UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Chaves 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 Chaves is worst in February — around 21 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (July, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 2021 µg/m³Jul 177 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb21Moderate
Mar21Moderate
Apr17Moderate
May9Good
Jun7Good
Jul7Good
Aug7Good
Sep9Good
Oct12Good
Nov12Moderate
Dec14Moderate
Location & terrain

Where is Chaves?

Chaves sits at 0.2°S, 50.0°W, 0 m above sea level, in Brazil. The nearest listed city is Afuá, 44 km away.

Topography around Chaves

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

Within 3 km, the terrain around Chaves has only modest variations in elevation — a maximum elevation change of 25 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 32 m; within 80 km, only modest variations in elevation — a maximum elevation change of 39 m.

The land around Chaves is covered by water (55%) and trees (38%) within 3 km, water (44%) and trees (38%) within 16 km, and trees (54%) and water (27%) within 80 km.

3 km
25 m
16 km
32 m
80 km
39 m
treesgrasslandwaterwetland
April weather nearby: Afuá 44 km · Anajás 92 km · Macapá 122 km · Santana 133 km · Mazagão 145 km · Cachoeira do Arari 148 km · Soure 174 km · Muaná 175 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 Chaves (-0.16°, -49.9883°, elevation 0 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).