Ariquemes weather in April

In April, Ariquemes sees average daytime highs of 30°C and overnight lows near 23°C, with 185 mm of rain across 23.8 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 6th-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 4% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 42 min by month's end. Set against the rest of the year, April is Ariquemes's 7th-clearest and 11th-windiest month. For the whole year in context, see Ariquemes's year-round climate.

Daytime high
30°
8th warmest
Overnight low
23°
6th coldest
Rainfall
185 mm
23.8 wet days
Daylight
11 h 48 min
6:19 AM – 6:06 PM
Cloud cover
81%
7th clearest
Wind
5 km/h
11th windiest
Solar energy
4.48 kWh/m²
Travel score
3.1
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 Ariquemes reaches about 30°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°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)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233022
243022
253022
263022
273022
283022
293022
303022

How April really feels in Ariquemes

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.

Ariquemes weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°28227.612.52.8
Feb30° / 23°2792612.32.7
Mar30° / 23°27428.212.12.7
Apr30° / 23°18523.811.83.1
May30° / 22°9115.811.64.1
Jun32° / 21°204.411.44.9
Jul33° / 21°132.511.54.3
Aug34° / 21°325.411.73.3
Sep34° / 23°861411.92.8
Oct33° / 23°14220.212.22.7
Nov31° / 23°20823.212.52.8
Dec30° / 23°24626.812.62.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11090
21189
31189
41288
51486
61486
71585
81585
91585
101585
111585
121684
131684
141684
151783
161783
171684
181684
191684
201684
211684
221684
231882
241882
251882
261882
271981
281981
292080
302278

Chance of precipitation in April

Any precipitation

Ariquemes gets around 185 mm of rain over 23.8 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 79% and peaks near 87% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
187
286
386
485
585
684
784
883
983
1082
1182
1281
1381
1480
1580
1680
1779
1879
1978
2078
2177
2276
2375
2473
2572
2671
2770
2868
2967
3066

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10016930
20016930
30016930
40016930
50026830
60026830
70026929
80026929
90026929
100027028
110036928
120036928
130036928
140136828
150136828
160136828
170136729
180136729
190136630
200136630
210136531
220146431
230146431
240146431
251156231
261156231
271156330
281166329
291166428
301166527

Wind in April

Winds average 5 km/h in April.

Across April, 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.

0246810151015202530
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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over April. Sunrise moves from 6:19 AM to 6:20 AM, and sunset from 6:14 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:196:14
211.96:196:14
311.96:196:13
411.96:196:13
511.96:196:12
611.96:196:11
711.96:196:11
811.96:196:10
911.86:196:10
1011.86:196:09
1111.86:196:09
1211.86:196:08
1311.86:196:07
1411.86:196:07
1511.86:196:06
1611.86:196:06
1711.86:196:05
1811.86:196:05
1911.86:196:04
2011.76:196:04
2111.76:196:03
2211.76:196:03
2311.76:196:02
2411.76:196:02
2511.76:196:01
2611.76:196:01
2711.76:196:01
2811.76:196:00
2911.76:206:00
3011.76:205:59

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.48 kWh/m².

For context, solar energy here swings from a low near 4.4 kWh/m² to a high of 5.6 kWh/m² in October across the year — April's 4.48 kWh/m² sits near the bottom.

012345151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in April

Hazard calendar for Ariquemes

In seasonPeak

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

Ariquemes's rainy season runs October–April, 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 Ariquemes?

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

3.1
Sightseeing
5th-best month of the year
4.4
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Ariquemes.

What to pack for Ariquemes in April

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

In April, Ariquemes sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 24 days see rain.

light clothesrain gear

UV index in Ariquemes in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ariquemes peaks around March 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 13 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeMar 10UV 15Sep 13UV 3
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug6High
Sep3Moderate
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Ariquemes 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 Ariquemes is worst in September — around 101 µg/m³ PM2.5 (unhealthy), about 10.3× the cleanest month (May, 10 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateUnhealthyModerateSep 1496 µg/m³May 1710 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb12Moderate
Mar14Moderate
Apr11Good
May10Good
Jun11Good
Jul15Moderate
Aug68Unhealthy
Sep101Unhealthy
Oct41Poor
Nov21Moderate
Dec15Moderate
Location & terrain

Where is Ariquemes?

Ariquemes sits at 9.9°S, 63.0°W, 139 m above sea level, in Brazil. The nearest listed city is Alto Paraíso, 36 km away.

Topography around Ariquemes

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

Within 3 km, the terrain around Ariquemes has only modest variations in elevation — a maximum elevation change of 148 m around an average of 132 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 197 m; within 80 km, significant variations in elevation — a maximum elevation change of 443 m.

The land around Ariquemes is covered by artificial surfaces (56%), grassland (21%) and trees (20%) within 3 km, grassland (52%) and trees (41%) within 16 km, and grassland (56%) and trees (42%) within 80 km.

3 km
148 m
16 km
197 m
80 km
443 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Alto Paraíso 36 km · Jaru 86 km · Buritis 92 km · Machadinho d'Oeste 127 km · Ouro Preto do Oeste 129 km · Candeias do Jamari 142 km · Porto Velho 159 km · Ji Paraná 161 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 Ariquemes (-9.9133°, -63.0408°, elevation 139 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).