Bom Jesus das Selvas weather in August

In August, Bom Jesus das Selvas sees average daytime highs of 34°C and overnight lows near 22°C, with 4 mm of rain across 0.7 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-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 67% of the time in August, and the air most often feels muggy.

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 Bom Jesus das Selvas's 1st-clearest and 2nd-windiest month. For the whole year in context, see Bom Jesus das Selvas's year-round climate.

Daytime high
34°
3rd warmest
Overnight low
22°
2nd coldest
Rainfall
4 mm
0.7 wet days
Daylight
11 h 54 min
6:16 AM – 6:07 PM
Cloud cover
34%
1st clearest
Wind
9 km/h
2nd windiest
Solar energy
5.88 kWh/m²
Travel score
3.8
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 Bom Jesus das Selvas 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 32°C and 35°C. Set against its neighbours, August runs about 1°C warmer than July and on par with 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 Bom Jesus das Selvas

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.

Bom Jesus das Selvas weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°20225.112.22.9
Feb30° / 22°21924.412.12.9
Mar30° / 23°24328.2122.8
Apr30° / 23°18425.411.93.0
May31° / 22°9615.511.83.9
Jun32° / 22°194.411.74.9
Jul33° / 21°92.311.84.5
Aug34° / 22°40.711.93.8
Sep35° / 23°91.7123.4
Oct34° / 23°234.312.13.3
Nov33° / 23°5810.212.23.2
Dec32° / 23°1191712.33.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
29010
3919
4919
5919
6919
7928
8919
9919
10919
119010
129010
139010
149010
158911
168911
178911
189010
199010
208911
218911
228911
238911
248812
258812
268812
278812
288812
298812
308812
318812

Chance of precipitation in August

Any precipitation

Bom Jesus das Selvas gets around 4 mm of rain over 0.7 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 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
32
42
52
62
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
232
242
253
263
273
283
293
303
313

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 71% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15334517
25334517
35324517
45324618
55314618
65304618
75304619
85294620
95294620
105294620
115294621
125284621
135284621
145284621
155284621
165274621
175274721
185264821
195254921
205245021
215235121
224225222
234215322
244195423
254185523
263175624
273165625
283155626
292145727
302135827
312135728

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 6:19 AM to 6:10 AM, and sunset from 6:08 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:196:08
211.86:196:08
311.86:196:08
411.86:196:08
511.86:196:08
611.86:196:08
711.86:186:08
811.86:186:08
911.86:186:08
1011.86:186:08
1111.86:176:07
1211.86:176:07
1311.86:176:07
1411.86:176:07
1511.86:166:07
1611.96:166:07
1711.96:166:07
1811.96:156:07
1911.96:156:07
2011.96:156:07
2111.96:146:06
2211.96:146:06
2311.96:136:06
2411.96:136:06
2511.96:136:06
2611.96:126:06
2711.96:126:06
2811.96:116:05
2911.96:116:05
3011.96:116:05
3111.96:106:05

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.88 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 6.09 kWh/m² in September across the year — August's 5.88 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in August

Hazard calendar for Bom Jesus das Selvas

In seasonPeak

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

Bom Jesus das Selvas's monsoon runs December–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 Bom Jesus das Selvas?

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

3.8
Sightseeing
4th-best month of the year
7.6
Beach & pool
2nd-best month of the year

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

What to pack for Bom Jesus das Selvas in August

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

In August, Bom Jesus das Selvas sees daytime highs around 34°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Bom Jesus das Selvas 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 Bom Jesus das Selvas peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 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 14UV 15Dec 11UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec10Very high

Air quality in Bom Jesus das Selvas 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 Bom Jesus das Selvas is worst in November — around 43 µg/m³ PM2.5 (poor), about 6.0× the cleanest month (June, 7 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateNov 1442 µg/m³Jun 157 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar13Moderate
Apr11Good
May9Good
Jun7Good
Jul10Good
Aug15Moderate
Sep16Moderate
Oct35Moderate
Nov43Poor
Dec30Moderate
Location & terrain

Where is Bom Jesus das Selvas?

Bom Jesus das Selvas sits at 4.5°S, 46.9°W, 199 m above sea level, in Brazil. The nearest listed city is Buriticupu, 48 km away.

Topography around Bom Jesus das Selvas

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bom Jesus das Selvas.

Within 3 km, the terrain around Bom Jesus das Selvas has only modest variations in elevation — a maximum elevation change of 145 m around an average of 165 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 231 m; within 80 km, significant variations in elevation — a maximum elevation change of 401 m.

The land around Bom Jesus das Selvas is covered by grassland (54%) and trees (35%) within 3 km, trees (50%) and grassland (48%) within 16 km, and trees (55%) and grassland (41%) within 80 km.

3 km
145 m
16 km
231 m
80 km
401 m
treesshrubsgrasslandcroplandartificial surfaces
August weather nearby: Buriticupu 48 km · Itinga do Maranhão 75 km · Dom Eliseu 76 km · Açailândia 89 km · Arame 104 km · Ulianópolis 109 km · Amarante do Maranhão 121 km · João Lisboa 123 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 Bom Jesus das Selvas (-4.4835°, -46.8533°, elevation 199 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).