Benjamin Constant weather in August

In August, Benjamin Constant sees average daytime highs of 31°C and overnight lows near 22°C, with 130 mm of rain across 21.9 wet days and about 11.9 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Benjamin Constant's 1st-clearest and 11th-windiest month. For the whole year in context, see Benjamin Constant's year-round climate.

Daytime high
31°
4th warmest
Overnight low
22°
3rd coldest
Rainfall
130 mm
21.9 wet days
Daylight
11 h 54 min
5:49 AM – 5:40 PM
Cloud cover
63%
1st clearest
Wind
4 km/h
11th windiest
Solar energy
4.71 kWh/m²
Travel score
3.5
out of 10

Benjamin Constant is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical August day in Benjamin Constant reaches about 31°C in the afternoon and slips back to 22°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 33°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183122
193122
203122
213122
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How August really feels in Benjamin Constant

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.

Benjamin Constant weather by month

How August compares with the rest of the year at a glance. August is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°30928.812.22.7
Feb30° / 23°2912612.12.7
Mar30° / 23°32629122.6
Apr30° / 23°28527.911.92.7
May30° / 23°2482711.83.0
Jun29° / 22°16424.511.83.4
Jul30° / 22°13122.211.83.8
Aug31° / 22°13021.911.93.5
Sep31° / 23°16523.6123.0
Oct31° / 23°21626.112.12.7
Nov31° / 23°2302712.22.6
Dec30° / 23°28228.912.22.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of August, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
55050
64951
74852
84753
94654
104555
114456
124456
134456
144357
154357
164357
174159
184159
194159
204159
214159
224159
234060
244060
254060
264060
273961
283862
293862
303862
313862

Chance of precipitation in August

Any precipitation

Benjamin Constant gets around 130 mm of rain over 21.9 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 71% and peaks near 78% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
165
265
364
464
564
665
765
866
966
1067
1167
1268
1369
1469
1570
1670
1771
1872
1973
2073
2174
2275
2375
2476
2576
2677
2777
2877
2977
3078
3178

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11166527
21166527
31056628
41056529
51056529
61056529
71056430
81056430
91056430
101056430
111056331
120046531
130046531
140046432
150046432
160046432
170046333
180046333
190046234
200046135
210046036
220046036
230045937
240045838
250045838
260045739
270045640
280045640
290045541
300035641
310035542

Wind in August

Winds average 4 km/h in August.

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

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 5:52 AM to 5:43 AM, and sunset from 5:40 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:525:40
211.85:525:40
311.85:525:40
411.85:515:40
511.85:515:40
611.85:515:40
711.85:515:40
811.85:515:40
911.85:505:40
1011.85:505:40
1111.85:505:40
1211.85:505:40
1311.85:495:40
1411.85:495:40
1511.95:495:40
1611.95:495:40
1711.95:485:40
1811.95:485:40
1911.95:485:40
2011.95:475:39
2111.95:475:39
2211.95:465:39
2311.95:465:39
2411.95:465:39
2511.95:455:39
2611.95:455:38
2711.95:455:38
2811.95:445:38
2911.95:445:38
3011.95:435:38
3111.95:435:38

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.71 kWh/m².

For context, solar energy here swings from a low near 3.84 kWh/m² to a high of 5.11 kWh/m² in September across the year — August's 4.71 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in August

Is August a good time to visit Benjamin Constant?

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

3.5
Sightseeing
2nd-best month of the year
4.9
Beach & pool
2nd-best month of the year

August is a weaker month for outdoor sightseeing in Benjamin Constant.

What to pack for Benjamin Constant in August

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

In August, Benjamin Constant sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Benjamin Constant in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Benjamin Constant peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 16 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 18UV 15Aug 16UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec12Extreme

Air quality in Benjamin Constant 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 Benjamin Constant is worst in September — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodSep 1118 µg/m³Jun 129 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar13Moderate
Apr12Good
May9Good
Jun9Good
Jul11Good
Aug17Moderate
Sep19Moderate
Oct12Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Benjamin Constant?

Benjamin Constant sits at 4.4°S, 70.0°W, 68 m above sea level, in Brazil. The nearest listed city is Atalaia do Norte, 18 km away.

EirunepéSanto Antônio do IçáTonantinsIpixuna

Topography around Benjamin Constant

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

Within 3 km, the terrain around Benjamin Constant has only modest variations in elevation — a maximum elevation change of 44 m around an average of 75 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 84 m; within 80 km, only modest variations in elevation — a maximum elevation change of 134 m.

The land around Benjamin Constant is covered by trees (61%) and grassland (21%) within 3 km, trees (87%) within 16 km, and trees (96%) within 80 km.

3 km
44 m
16 km
84 m
80 km
134 m
treesgrasslandartificial surfaceswater
August weather nearby: Atalaia do Norte 18 km · Tabatinga 19 km · Leticia 21 km · São Paulo de Olivença 170 km · Eirunepé 255 km · Santo Antônio do Içá 272 km · Tonantins 299 km · Ipixuna 350 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 Benjamin Constant (-4.3755°, -70.0318°, elevation 68 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).