Valença do Piauí weather in August

In August, Valença do Piauí sees average daytime highs of 34°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 4th-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 71% 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 54 min by month's end. Set against the rest of the year, August is Valença do Piauí's 1st-clearest and 1st-windiest month. For the whole year in context, see Valença do Piauí's year-round climate.

Daytime high
34°
4th warmest
Overnight low
22°
2nd coldest
Rainfall
1 mm
0.2 wet days
Daylight
11 h 48 min
5:57 AM – 5:45 PM
Cloud cover
29%
1st clearest
Wind
15 km/h
1st windiest
Solar energy
6.3 kWh/m²
Travel score
3.9
out of 10

Valença do Piauí 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 Valença do Piauí reaches about 34°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 2°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13322
23322
33322
43322
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153422
163422
173422
183422
193422
203422
213422
223422
233522
243523
253523
263523
273523
283523
293523
303523
313523

How August really feels in Valença do Piauí

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.

Valença do Piauí 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
Jan32° / 23°19620.312.33.1
Feb31° / 22°18919.912.23.2
Mar31° / 22°21823.5123.2
Apr31° / 22°13716.611.93.7
May32° / 23°476.811.74.4
Jun32° / 22°81.211.64.8
Jul33° / 22°40.611.74.6
Aug34° / 22°10.211.83.9
Sep36° / 24°30.3122.9
Oct36° / 25°14212.12.4
Nov35° / 25°345.912.32.6
Dec34° / 24°7310.212.43.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% 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 14%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38416
48515
58614
68614
78614
88614
98614
108614
118614
128515
138416
148416
158416
168416
178416
188416
198416
208515
218515
228515
238614
248614
258713
268713
278812
288812
298812
308812
318812

Chance of precipitation in August

Any precipitation

Valença do Piauí 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 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
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 67% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1661312
2662302
3663292
4664282
5665272
6665272
7666262
8667252
9766252
10766252
11767251
12768241
13768241
14768241
15768241
16768241
17768241
18768241
19768241
20769231
21769231
22769231
23869221
24869221
25870211
26969211
271068211
281068211
291167211
301167211
311266211

Wind in August

Winds average 15 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 14 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
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 42 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 12 minutes over August. Sunrise moves from 6:02 AM to 5:51 AM, and sunset from 5:45 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:025:45
211.76:015:45
311.76:015:45
411.76:015:45
511.76:015:45
611.76:005:45
711.76:005:45
811.76:005:45
911.86:005:45
1011.85:595:45
1111.85:595:45
1211.85:595:45
1311.85:585:45
1411.85:585:45
1511.85:585:45
1611.85:575:45
1711.85:575:45
1811.85:575:45
1911.85:565:45
2011.85:565:44
2111.85:555:44
2211.85:555:44
2311.85:555:44
2411.85:545:44
2511.85:545:44
2611.85:535:44
2711.85:535:44
2811.95:525:44
2911.95:525:43
3011.95:515:43
3111.95:515:43

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.3 kWh/m².

For context, solar energy here swings from a low near 4.97 kWh/m² to a high of 6.82 kWh/m² in September across the year — August's 6.3 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Intense
46.0Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in August

Hazard calendar for Valença do Piauí

In seasonPeak

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

Valença do Piauí'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 Valença do Piauí?

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

3.9
Sightseeing
4th-best month of the year
7.6
Beach & pool
3rd-best month of the year

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

What to pack for Valença do Piauí in August

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

In August, Valença do Piauí sees daytime highs around 34°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Valença do Piauí 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 Valença do Piauí peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 11UV 15Jul 17UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Valença do Piauí?

Valença do Piauí sits at 6.4°S, 41.7°W, 336 m above sea level, in Brazil. The nearest listed city is Picos, 81 km away.

Topography around Valença do Piauí

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

Within 3 km, the terrain around Valença do Piauí has only modest variations in elevation — a maximum elevation change of 112 m around an average of 334 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 322 m; within 80 km, large variations in elevation — a maximum elevation change of 609 m.

The land around Valença do Piauí is covered by trees (49%) and shrubs (27%) within 3 km, trees (64%) and shrubs (33%) within 16 km, and trees (46%) and shrubs (45%) within 80 km.

3 km
112 m
16 km
322 m
80 km
609 m
treesshrubsgrasslandcroplandartificial surfaces
August weather nearby: Picos 81 km · Oeiras 81 km · Regeneração 106 km · São Miguel do Tapuio 111 km · Água Branca 114 km · Parambu 118 km · Castelo do Piauí 123 km · Amarante 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 Valença do Piauí (-6.4075°, -41.7456°, elevation 336 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).