Balsas weather in August

In August, Balsas sees average daytime highs of 35°C and overnight lows near 22°C, with 1 mm of rain across 0.2 wet days and about 11.8 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 75% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 h 42 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Balsas's 1st-clearest and 1st-windiest month. For the whole year in context, see Balsas's year-round climate.

Daytime high
35°
2nd warmest
Overnight low
22°
7th coldest
Rainfall
1 mm
0.2 wet days
Daylight
11 h 48 min
6:16 AM – 6:01 PM
Cloud cover
26%
1st clearest
Wind
10 km/h
1st windiest
Solar energy
6.32 kWh/m²
Travel score
3.6
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical August day in Balsas reaches about 35°C in the afternoon and slips back to 22°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 36°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13422
23422
33422
43422
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153522
163522
173522
183522
193523
203523
213523
223523
233523
243523
253523
263523
273523
283523
293523
303523
313523

How August really feels in Balsas

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.

Balsas weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°20424.612.43.0
Feb31° / 22°18022.112.23.0
Mar31° / 22°17823.512.13.1
Apr31° / 22°11015.511.83.6
May32° / 23°406.711.74.1
Jun33° / 22°20.511.64.5
Jul33° / 22°10.211.64.4
Aug35° / 22°10.211.83.6
Sep35° / 24°91.8122.9
Oct34° / 24°557.712.23.0
Nov32° / 23°12115.312.33.3
Dec31° / 23°15719.412.43.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5928
6928
7928
8928
9919
109010
119010
129010
139010
148911
158911
168911
178911
188911
198911
208911
218911
228911
238911
248812
258812
268812
278812
288812
298812
308812
318812

Chance of precipitation in August

Any precipitation

Balsas gets around 1 mm of rain over 0.2 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 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

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 54% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15524030
25533930
35533930
45533930
54543930
64553830
74553830
84553830
94563730
105553730
115553730
125563630
135563630
145563630
155563630
165563630
175563630
185553640
195553640
205553640
214563640
224563640
234553650
244543750
254543750
264533760
274533760
284523770
294523770
304513681
314503691

Wind in August

Winds average 10 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 42 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 6 minutes over August. Sunrise moves from 6:20 AM to 6:09 AM, and sunset from 6:00 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:206:00
211.76:206:00
311.76:206:00
411.76:206:00
511.76:196:01
611.76:196:01
711.76:196:01
811.76:186:01
911.76:186:01
1011.76:186:01
1111.76:186:01
1211.76:176:01
1311.76:176:01
1411.76:166:01
1511.76:166:01
1611.86:166:01
1711.86:156:01
1811.86:156:01
1911.86:146:01
2011.86:146:01
2111.86:146:01
2211.86:136:00
2311.86:136:00
2411.86:126:00
2511.86:126:00
2611.86:116:00
2711.86:116:00
2811.86:106:00
2911.86:106:00
3011.86:096:00
3111.86:096:00

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.32 kWh/m².

For context, solar energy here swings from a low near 5.03 kWh/m² to a high of 6.61 kWh/m² in September across the year — August's 6.32 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in August

Hazard calendar for Balsas

In seasonPeak

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

Balsas's monsoon runs November–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 Balsas?

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

3.6
Sightseeing
4th-best month of the year
7.4
Beach & pool
3rd-best month of the year

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

What to pack for Balsas in August

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

In August, Balsas sees daytime highs around 35°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Balsas in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Balsas peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 highExtremeFeb 20UV 15Jun 22UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec11Extreme

Air quality in Balsas 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 Balsas is worst in September — around 27 µg/m³ PM2.5 (moderate), about 4.3× the cleanest month (June, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateSep 2027 µg/m³Jun 166 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar12Good
Apr12Good
May7Good
Jun6Good
Jul8Good
Aug18Moderate
Sep27Moderate
Oct25Moderate
Nov16Moderate
Dec13Moderate
Location & terrain

Where is Balsas?

Balsas sits at 7.5°S, 46.0°W, 254 m above sea level, in Brazil. The nearest listed city is Riachão, 67 km away.

Topography around Balsas

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

Within 3 km, the terrain around Balsas has only modest variations in elevation — a maximum elevation change of 62 m around an average of 259 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 107 m; within 80 km, significant variations in elevation — a maximum elevation change of 455 m.

The land around Balsas is covered by artificial surfaces (36%), grassland (32%) and trees (23%) within 3 km, grassland (38%), trees (30%) and shrubs (26%) within 16 km, and trees (32%), shrubs (28%) and grassland (25%) within 80 km.

3 km
62 m
16 km
107 m
80 km
455 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Riachão 67 km · São Raimundo das Mangabeiras 83 km · Formosa da Serra Negra 122 km · Carolina 159 km · Uruçuí 167 km · Estreito 189 km · Grajaú 191 km · Sítio Novo 198 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 Balsas (-7.5325°, -46.0356°, elevation 254 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).