Aripuanã weather in August

In August, Aripuanã sees average daytime highs of 34°C and overnight lows near 22°C, with 17 mm of rain across 3.3 wet days and about 11.7 hours of daylight. It is the 1st-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 66% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Aripuanã's 2nd-clearest and 2nd-windiest month. For the whole year in context, see Aripuanã's year-round climate.

Daytime high
34°
1st warmest
Overnight low
22°
3rd coldest
Rainfall
17 mm
3.3 wet days
Daylight
11 h 42 min
7:12 AM – 6:52 PM
Cloud cover
34%
2nd clearest
Wind
7 km/h
2nd windiest
Solar energy
5.5 kWh/m²
Travel score
3.5
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 34°C through the month.

A typical August day in Aripuanã reaches about 34°C in the afternoon and slips back to 22°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 37°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C warmer than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13421
23421
33421
43421
53421
63421
73421
83421
93421
103421
113421
123421
133421
143421
153422
163422
173422
183422
193422
203422
213422
223422
233422
243422
253422
263422
273422
283422
293422
303422
313422

How August really feels in Aripuanã

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Aripuanã weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°32229.312.52.9
Feb29° / 22°29726.412.32.9
Mar29° / 22°28129.212.12.9
Apr30° / 22°1852511.83.2
May30° / 22°7312.911.54.6
Jun31° / 21°14311.45.2
Jul33° / 21°71.411.54.6
Aug34° / 22°173.311.73.5
Sep33° / 23°8112.611.93.2
Oct32° / 23°18022.612.23.0
Nov30° / 22°22725.312.53.0
Dec29° / 22°30028.112.63.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28713
38713
48713
58713
68713
78614
88614
98515
108416
118416
128416
138317
148218
158218
168218
178218
188218
198218
208119
218119
228119
238119
248020
258020
267921
277921
287822
297723
307624
317624

Chance of precipitation in August

Any precipitation

Aripuanã gets around 17 mm of rain over 3.3 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 23% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
45
55
65
76
86
97
107
118
128
139
149
1510
1611
1711
1812
1912
2013
2114
2214
2315
2416
2517
2618
2719
2820
2921
3022
3123

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 26% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1233623118
2233623108
3223623108
4223623119
5223523119
6223523119
72134231210
82134221310
92033221410
102032221611
112032211711
121931211811
131930201911
141929202011
151828202112
161827202212
171826202312
181725212413
191724212613
201623212714
211522202815
221421202916
231320203017
241319203118
251218203219
261116203320
271015203321
28914203422
29813203524
30813203525
31712193626

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 30 min at the start of August to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over August. Sunrise moves from 7:17 AM to 7:04 AM, and sunset from 6:50 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:176:50
211.67:176:50
311.67:176:51
411.67:176:51
511.67:166:51
611.67:166:51
711.67:166:51
811.67:156:51
911.67:156:51
1011.67:156:51
1111.67:146:51
1211.67:146:52
1311.67:136:52
1411.67:136:52
1511.77:126:52
1611.77:126:52
1711.77:126:52
1811.77:116:52
1911.77:116:52
2011.77:106:52
2111.77:106:52
2211.77:096:52
2311.77:096:52
2411.77:086:52
2511.77:076:52
2611.77:076:52
2711.87:066:52
2811.87:066:52
2911.87:056:52
3011.87:056:52
3111.87:046:52

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.5 kWh/m².

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 5.57 kWh/m² in September across the year — August's 5.5 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in August

Hazard calendar for Aripuanã

In seasonPeak

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

Aripuanã's monsoon runs October–April, when most of the year's rain falls.

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

Is August a good time to visit Aripuanã?

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

3.5
Sightseeing
4th-best month of the year
7.1
Beach & pool
3rd-best month of the year

August is a weaker month for outdoor sightseeing in Aripuanã. The water and warmth also suit a beach or pool day.

What to pack for Aripuanã in August

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

In August, Aripuanã sees daytime highs around 34°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 3 days see rain.

light clothessun protection

UV index in Aripuanã in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aripuanã peaks around February 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeFeb 16UV 15Sep 14UV 5
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep4Moderate
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Aripuanã in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Aripuanã is worst in September — around 89 µg/m³ PM2.5 (unhealthy), about 14.4× the cleanest month (July, 6 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecGoodUnhealthyModerateSep 1583 µg/m³Jul 107 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar10Good
Apr9Good
May8Good
Jun8Good
Jul6Good
Aug41Poor
Sep89Unhealthy
Oct26Moderate
Nov17Moderate
Dec12Moderate
Location & terrain

Where is Aripuanã?

Aripuanã sits at 10.2°S, 59.4°W, 191 m above sea level, in Brazil. The nearest listed city is Colniza, 97 km away.

Pimenta BuenoCacoalBrasnorteJi Paraná

Topography around Aripuanã

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

Within 3 km, the terrain around Aripuanã has only modest variations in elevation — a maximum elevation change of 193 m around an average of 231 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 284 m; within 80 km, significant variations in elevation — a maximum elevation change of 449 m.

The land around Aripuanã is covered by trees (53%) and grassland (29%) within 3 km, trees (65%) and grassland (32%) within 16 km, and trees (81%) within 80 km.

3 km
193 m
16 km
284 m
80 km
449 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Colniza 97 km · Juína 158 km · Espigão dOeste 227 km · Juara 243 km · Pimenta Bueno 253 km · Cacoal 259 km · Brasnorte 268 km · Ji Paraná 285 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 Aripuanã (-10.1765°, -59.4491°, elevation 191 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).