Iguaí weather in August

In August, Iguaí sees average daytime highs of 25°C and overnight lows near 17°C, with 40 mm of rain across 13.1 wet days and about 11.5 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 12% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 18 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Iguaí's 8th-clearest and 6th-windiest month. For the whole year in context, see Iguaí's year-round climate.

Daytime high
25°
11th warmest
Overnight low
17°
1st coldest
Rainfall
40 mm
13.1 wet days
Daylight
11 h 30 min
5:59 AM – 5:30 PM
Cloud cover
64%
8th clearest
Wind
8 km/h
6th windiest
Solar energy
4 kWh/m²
Travel score
6.3
out of 10

Iguaí is 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 25°C through the month.

A typical August day in Iguaí reaches about 25°C in the afternoon and slips back to 17°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 27°C. Set against its neighbours, August runs on par with July and about 2°C cooler than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112516
122516
132516
142516
152516
162517
172517
182517
192517
202517
212517
222517
232517
242517
252517
262517
272517
282617
292617
302617
312617

Iguaí weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°8415.112.84.7
Feb29° / 21°6514.112.54.6
Mar29° / 21°9717.412.14.5
Apr28° / 20°721711.75.0
May27° / 19°4812.211.36.1
Jun25° / 18°4212.911.16.3
Jul25° / 17°4413.811.26.3
Aug25° / 17°4013.111.56.3
Sep26° / 18°4011.611.96.3
Oct28° / 19°6312.812.35.9
Nov28° / 20°12315.912.75.2
Dec29° / 20°11115.112.94.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 30% of August, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34357
44258
54258
64258
74159
84159
94060
103961
113961
123961
133862
143862
153862
163862
173862
183862
193961
204060
214159
224258
234357
244555
254555
264555
274753
284753
294852
304852
314951

Chance of precipitation in August

Any precipitation

Iguaí gets around 40 mm of rain over 13.1 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 42% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
144
243
343
442
541
641
740
840
940
1040
1141
1241
1342
1442
1543
1644
1744
1844
1945
2045
2145
2245
2344
2444
2544
2643
2742
2841
2940
3040
3139

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 67% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11176715
21176715
31176715
41176715
50176815
60176815
70176815
81176616
91186516
101186516
111186516
121186516
131186516
141176616
151176616
161166716
171166716
181156816
191156816
201146916
211146916
221136917
231127017
241126918
251126918
261116919
271116820
281126720
291126621
301126522
311136422

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 18 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over August. Sunrise moves from 6:06 AM to 5:49 AM, and sunset from 5:27 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:065:27
211.36:065:27
311.46:065:27
411.46:055:27
511.46:055:27
611.46:045:28
711.46:045:28
811.46:035:28
911.46:035:28
1011.46:035:28
1111.46:025:29
1211.56:025:29
1311.56:015:29
1411.56:005:29
1511.56:005:29
1611.55:595:30
1711.55:595:30
1811.55:585:30
1911.55:585:30
2011.65:575:30
2111.65:565:30
2211.65:565:30
2311.65:555:31
2411.65:545:31
2511.65:545:31
2611.65:535:31
2711.65:525:31
2811.75:525:31
2911.75:515:31
3011.75:505:31
3111.75:495:31

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4 kWh/m².

For context, solar energy here swings from a low near 3.37 kWh/m² to a high of 5.87 kWh/m² in January across the year — August's 4 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Bright
204.0Bright
214.1Bright
224.1Bright
234.1Bright
244.2Bright
254.2Bright
264.2Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in August

Is August a good time to visit Iguaí?

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

6.3
Sightseeing
1st-best month of the year
5.7
Beach & pool
9th-best month of the year

August is a reasonable time to visit Iguaí for sightseeing.

What to pack for Iguaí in August

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

In August, Iguaí sees daytime highs around 25°C and nights near 17°C. Worth packing: light clothes and rain gear. About 13 days see rain.

light clothesrain gear

UV index in Iguaí 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 Iguaí peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 18UV 15Jun 23UV 8
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep11Extreme
Oct13Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Iguaí?

Iguaí sits at 14.8°S, 40.1°W, 354 m above sea level, in Brazil. The nearest listed city is Poções, 39 km away.

Topography around Iguaí

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

Within 3 km, the terrain around Iguaí has only modest variations in elevation — a maximum elevation change of 196 m around an average of 383 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 923 m; within 80 km, large variations in elevation — a maximum elevation change of 1,109 m.

The land around Iguaí is covered by grassland (84%) within 3 km, grassland (68%) and trees (31%) within 16 km, and grassland (61%) and trees (37%) within 80 km.

3 km
196 m
16 km
923 m
80 km
1,109 m
treesshrubsgrasslandartificial surfaces
August weather nearby: Poções 39 km · Itororó 40 km · Planalto 42 km · Barra do Choça 54 km · Ibicaraí 55 km · Itapetinga 57 km · Itagibá 59 km · Coaraci 59 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 Iguaí (-14.7564°, -40.0892°, elevation 354 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).