Sobral weather in August

In August, Sobral sees average daytime highs of 34°C and overnight lows near 23°C, with 4 mm of rain across 0.5 wet days and about 11.9 hours of daylight. It is the 5th-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 74% 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 Sobral's 2nd-clearest and 4th-windiest month. For the whole year in context, see Sobral's year-round climate.

Daytime high
34°
5th warmest
Overnight low
23°
3rd coldest
Rainfall
4 mm
0.5 wet days
Daylight
11 h 54 min
5:49 AM – 5:42 PM
Cloud cover
28%
2nd clearest
Wind
14 km/h
4th windiest
Solar energy
6.32 kWh/m²
Travel score
4.0
out of 10

Sobral 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 34°C through the month.

A typical August day in Sobral reaches about 34°C in the afternoon and slips back to 23°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 35°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13323
23323
33323
43323
53423
63423
73423
83423
93423
103423
113423
123423
133423
143423
153423
163423
173423
183423
193423
203423
213423
223423
233423
243423
253423
263423
273423
283423
293423
303423
313423

How August really feels in Sobral

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.

Sobral weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°9515.512.23.0
Feb32° / 24°12218.612.13.1
Mar31° / 23°17723.7123.0
Apr31° / 23°18722.211.93.2
May31° / 23°8213.111.84.0
Jun32° / 23°225.211.84.5
Jul33° / 23°142.511.84.5
Aug34° / 23°40.511.94.0
Sep35° / 24°10.2123.4
Oct35° / 24°30.512.13.0
Nov35° / 24°50.712.23.0
Dec34° / 24°224.712.23.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28614
38713
48713
58812
68911
79010
89010
99010
109010
119010
129010
139010
149010
159010
169010
179010
18919
19919
20919
21919
22919
23919
24928
25937
26937
27937
28946
29946
30946
31946

Chance of precipitation in August

Any precipitation

Sobral gets around 4 mm of rain over 0.5 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 2% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
52
62
72
82
92
102
112
122
132
142
152
162
172
182
192
202
212
222
232
241
251
261
271
281
291
301
311

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 64% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1135622
2135622
3135622
4135622
5135622
6135622
7136612
8136612
9136612
10136612
11136612
12137602
13137602
14137602
15137602
16137602
17137602
18137611
19137611
20136621
21136621
22136621
23135631
24135631
25035641
26035641
27034651
28034651
29034651
30035641
31035641

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3015light breeze
3115light breeze

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 5:44 AM, and sunset from 5:43 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:525:43
211.85:525:43
311.85:525:43
411.85:525:43
511.85:525:43
611.95:525:43
711.95:515:43
811.95:515:43
911.95:515:42
1011.95:515:42
1111.95:505:42
1211.95:505:42
1311.95:505:42
1411.95:505:42
1511.95:495:42
1611.95:495:42
1711.95:495:42
1811.95:495:42
1911.95:485:41
2011.95:485:41
2111.95:485:41
2211.95:475:41
2311.95:475:41
2411.95:465:41
2511.95:465:40
2611.95:465:40
2711.95:455:40
2811.95:455:40
2911.95:445:40
3011.95:445:39
3111.95:445:39

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 4.85 kWh/m² to a high of 6.89 kWh/m² in October across the year — August's 6.32 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
26.0Bright
36.0Bright
46.0Intense
56.1Intense
66.1Intense
76.1Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.6Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in August

Hazard calendar for Sobral

In seasonPeak

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

Sobral's monsoon runs January–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 Sobral?

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

4.0
Sightseeing
3rd-best month of the year
7.8
Beach & pool
1st-best month of the year

August is a reasonable time to visit Sobral for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sobral in August

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

In August, Sobral sees daytime highs around 34°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Sobral 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 Sobral peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Sobral 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 Sobral is worst in December — around 17 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (July, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateDec 1017 µg/m³Jul 216 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr12Good
May10Good
Jun7Good
Jul6Good
Aug6Good
Sep7Good
Oct10Good
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Sobral?

Sobral sits at 3.7°S, 40.3°W, 75 m above sea level, in Brazil. The nearest listed city is Forquilha, 16 km away.

Topography around Sobral

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

Within 3 km, the terrain around Sobral has only modest variations in elevation — a maximum elevation change of 49 m around an average of 70 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 952 m; within 80 km, large variations in elevation — a maximum elevation change of 1,007 m.

The land around Sobral is covered by artificial surfaces (42%) and grassland (28%) within 3 km, shrubs (51%), grassland (23%) and trees (22%) within 16 km, and shrubs (57%), grassland (22%) and trees (20%) within 80 km.

3 km
49 m
16 km
952 m
80 km
1,007 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Forquilha 16 km · Massapê 18 km · Meruoca 20 km · Santana do Acaraú 29 km · Cariré 32 km · Coreaú 37 km · Frecheirinha 52 km · Morrinhos 57 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 Sobral (-3.6861°, -40.3497°, elevation 75 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).