Itanhém weather in August

In August, Itanhém sees average daytime highs of 27°C and overnight lows near 16°C, with 25 mm of rain across 7.5 wet days and about 11.4 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 27% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 12 min at the start of August to 11 h 36 min by month's end. Set against the rest of the year, August is Itanhém's 3rd-clearest and 7th-windiest month. For the whole year in context, see Itanhém's year-round climate.

Daytime high
27°
10th warmest
Overnight low
16°
1st coldest
Rainfall
25 mm
7.5 wet days
Daylight
11 h 24 min
6:03 AM – 5:28 PM
Cloud cover
55%
3rd clearest
Wind
9 km/h
7th windiest
Solar energy
4.17 kWh/m²
Travel score
6.9
out of 10

Itanhém 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 27°C through the month.

A typical August day in Itanhém reaches about 27°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, August runs on par with July and about 2°C cooler than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52716
62716
72716
82716
92716
102716
112716
122716
132716
142716
152716
162716
172716
182716
192716
202717
212717
222717
232717
242717
252717
262717
272717
282717
292817
302817
312817

How August really feels in Itanhém

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.

Itanhém weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°8111.512.94.1
Feb32° / 22°599.312.64.0
Mar31° / 21°11115.412.13.9
Apr30° / 20°7313.811.64.7
May28° / 19°4010.111.26.1
Jun27° / 17°308.9116.7
Jul26° / 17°319.411.16.8
Aug27° / 16°257.511.46.9
Sep28° / 18°306.711.96.3
Oct29° / 19°779.812.45.2
Nov29° / 20°13914.712.84.5
Dec31° / 21°13313.9134.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 29% of August, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25545
35644
45644
55545
65545
75545
85446
95446
105446
115446
125446
135446
145347
155446
165347
175446
185347
195446
205446
215545
225644
235743
245743
255842
265842
275842
285842
295941
305941
315941

Chance of precipitation in August

Any precipitation

Itanhém gets around 25 mm of rain over 7.5 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 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
226
325
425
524
624
724
824
924
1024
1124
1225
1325
1426
1526
1627
1727
1827
1927
2027
2127
2226
2326
2425
2525
2624
2723
2823
2922
3022
3121

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12246014
22246113
32246113
42246212
52246212
63246112
73246112
83246112
94246012
104246012
114236112
124236112
134236112
144226212
154226212
164226113
174216213
184216213
193216313
203206314
213206314
223196315
232196415
242186416
252186317
262176417
272176417
282176318
292176318
302176318
312176318

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 10 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
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 12 min at the start of August to 11 h 36 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 6:11 AM to 5:52 AM, and sunset from 5:24 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:115:24
211.26:105:24
311.26:105:25
411.36:095:25
511.36:095:25
611.36:095:25
711.36:085:26
811.36:085:26
911.36:075:26
1011.36:065:27
1111.36:065:27
1211.46:055:27
1311.46:055:27
1411.46:045:27
1511.46:045:28
1611.46:035:28
1711.46:025:28
1811.46:025:28
1911.56:015:29
2011.56:005:29
2111.56:005:29
2211.55:595:29
2311.55:585:29
2411.55:575:30
2511.65:575:30
2611.65:565:30
2711.65:555:30
2811.65:545:30
2911.65:545:30
3011.65:535:31
3111.65:525:31

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.17 kWh/m².

For context, solar energy here swings from a low near 3.45 kWh/m² to a high of 6.26 kWh/m² in January across the year — August's 4.17 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Moderate
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.2Bright
214.2Bright
224.2Bright
234.3Bright
244.3Bright
254.3Bright
264.4Bright
274.4Bright
284.5Bright
294.5Bright
304.5Bright
314.6Bright
Planning a trip in August

Hazard calendar for Itanhém

In seasonPeak

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

Itanhém's rainy season runs October–January, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Itanhém?

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

6.9
Sightseeing
1st-best month of the year
6.9
Beach & pool
2nd-best month of the year

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

What to pack for Itanhém in August

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

In August, Itanhém sees daytime highs around 27°C and nights near 16°C. Worth packing: light clothes. About 8 days see rain.

light clothes

UV index in Itanhém in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itanhém peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 21UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep11Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Itanhém?

Itanhém sits at 17.2°S, 40.3°W, 189 m above sea level, in Brazil. The nearest listed city is Medeiros Neto, 26 km away.

Topography around Itanhém

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

Within 3 km, the terrain around Itanhém has only modest variations in elevation — a maximum elevation change of 201 m around an average of 212 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 623 m; within 80 km, large variations in elevation — a maximum elevation change of 1,163 m.

The land around Itanhém is covered by grassland (90%) within 3 km, grassland (85%) within 16 km, and grassland (75%) and trees (24%) within 80 km.

3 km
201 m
16 km
623 m
80 km
1,163 m
treesgrasslandcroplandartificial surfaces
August weather nearby: Medeiros Neto 26 km · Águas Formosas 65 km · Teixeira de Freitas 75 km · Nanuque 75 km · Carlos Chagas 76 km · Itamaraju 86 km · Guaratinga 87 km · Posto da Mata 94 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 Itanhém (-17.1664°, -40.33°, elevation 189 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).