Sertânia weather in August

In August, Sertânia sees average daytime highs of 30°C and overnight lows near 18°C, with 7 mm of rain across 1.6 wet days and about 11.7 hours of daylight. It is the 10th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 30°C by the end. The sky is clear or mostly clear about 35% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Sertânia's 4th-clearest and 4th-windiest month. For the whole year in context, see Sertânia's year-round climate.

Daytime high
30°
10th warmest
Overnight low
18°
1st coldest
Rainfall
7 mm
1.6 wet days
Daylight
11 h 42 min
5:41 AM – 5:25 PM
Cloud cover
51%
4th clearest
Wind
16 km/h
4th windiest
Solar energy
5.29 kWh/m²
Travel score
6.2
out of 10

Sertânia 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

Highs climb over the month, from about 29°C in the first days to 30°C by the end.

A typical August day in Sertânia reaches about 30°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, August runs about 1°C warmer than July and about 2°C cooler than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
92918
102918
112918
122918
132918
142918
152918
163018
173018
183018
193018
203018
213018
223018
233018
243018
253018
263019
273019
283019
293119
303119
313119

How August really feels in Sertânia

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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sertânia weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 22°456.312.43.8
Feb33° / 21°506.912.33.8
Mar32° / 22°669.112.13.9
Apr31° / 21°588.411.84.3
May30° / 20°407.711.65.2
Jun29° / 19°225.211.56.2
Jul28° / 19°143.911.66.5
Aug30° / 18°71.611.76.2
Sep32° / 19°20.7125.2
Oct33° / 20°50.812.24.3
Nov33° / 21°9112.44.0
Dec33° / 21°14212.53.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34753
44852
54951
64951
75149
85149
95149
105149
115149
125149
135050
145050
155050
165149
175149
185149
195149
205248
215347
225446
235644
245743
255941
266139
276238
286436
296634
306733
316832

Chance of precipitation in August

Any precipitation

Sertânia gets around 7 mm of rain over 1.6 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 6% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
19
29
39
48
58
67
77
86
96
106
116
126
135
145
155
165
175
185
195
205
215
225
235
244
254
264
274
284
294
303
313

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1131644
2131644
3132634
4132643
5133633
6134623
7134623
8135613
9135622
10035632
11035632
12035632
13036622
14036622
15036631
16036631
17036631
18037621
19037621
20038611
21038611
22039601
23039601
24040591
25041581
26041581
27042571
28042571
29042571
30043561
31143551

Wind in August

Winds average 16 km/h in August.

Across August, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 36 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 12 minutes over August. Sunrise moves from 5:46 AM to 5:34 AM, and sunset from 5:24 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:465:24
211.65:465:25
311.75:455:25
411.75:455:25
511.75:455:25
611.75:455:25
711.75:445:25
811.75:445:25
911.75:445:25
1011.75:435:25
1111.75:435:25
1211.75:435:25
1311.75:425:25
1411.75:425:25
1511.75:425:25
1611.75:415:25
1711.75:415:25
1811.75:405:25
1911.85:405:25
2011.85:395:25
2111.85:395:25
2211.85:395:25
2311.85:385:25
2411.85:385:25
2511.85:375:25
2611.85:375:25
2711.85:365:25
2811.85:365:24
2911.85:355:24
3011.85:355:24
3111.85:345:24

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.29 kWh/m².

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 6.98 kWh/m² in October across the year — August's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.9Bright
54.9Bright
64.9Bright
75.0Bright
85.0Bright
95.0Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.6Bright
265.6Bright
275.7Bright
285.7Bright
295.8Bright
305.8Bright
315.9Bright
Planning a trip in August

Is August a good time to visit Sertânia?

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

6.2
Sightseeing
2nd-best month of the year
8.3
Beach & pool
1st-best month of the year

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

What to pack for Sertânia in August

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

In August, Sertânia sees daytime highs around 30°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Sertânia in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sertânia peaks around March 13 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 highExtremeMar 13UV 15Jun 22UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep13Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Sertânia?

Sertânia sits at 8.1°S, 37.3°W, 558 m above sea level, in Brazil. The nearest listed city is Monteiro, 26 km away.

Topography around Sertânia

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

Within 3 km, the terrain around Sertânia has only modest variations in elevation — a maximum elevation change of 111 m around an average of 571 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 568 m; within 80 km, large variations in elevation — a maximum elevation change of 792 m.

The land around Sertânia is covered by shrubs (47%) and grassland (36%) within 3 km, shrubs (71%) and grassland (24%) within 16 km, and shrubs (69%) and grassland (22%) within 80 km.

3 km
111 m
16 km
568 m
80 km
792 m
treesshrubsgrasslandcroplandartificial surfaces
August weather nearby: Monteiro 26 km · Custódia 42 km · Arcoverde 45 km · Afogados da Ingazeira 55 km · Pedra 59 km · Sumé 62 km · Tabira 62 km · Buíque 62 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 Sertânia (-8.0736°, -37.2644°, elevation 558 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).