Cunha weather in August

In August, Cunha sees average daytime highs of 23°C and overnight lows near 13°C, with 38 mm of rain across 6.5 wet days and about 11.2 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 24°C by the end. The sky is clear or mostly clear about 51% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Cunha's 1st-clearest and 4th-windiest month. For the whole year in context, see Cunha's year-round climate.

Daytime high
23°
9th warmest
Overnight low
13°
3rd coldest
Rainfall
38 mm
6.5 wet days
Daylight
11 h 12 min
7:28 AM – 6:40 PM
Cloud cover
43%
1st clearest
Wind
6 km/h
4th windiest
Solar energy
4.39 kWh/m²
Travel score
7.7
out of 10

Cunha 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 22°C in the first days to 24°C by the end.

A typical August day in Cunha reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32213
42213
52213
62213
72213
82213
92213
102313
112313
122313
132313
142313
152313
162313
172313
182313
192313
202313
212313
222313
232313
242313
252413
262413
272414
282414
292414
302414
312414

Cunha weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°26825.913.34.1
Feb27° / 19°18421.512.84.4
Mar26° / 18°17322.112.24.8
Apr25° / 17°7812.911.56.4
May23° / 14°589.410.96.9
Jun22° / 13°366.510.67.4
Jul22° / 12°446.210.77.4
Aug23° / 13°386.511.27.7
Sep24° / 15°8511.311.96.8
Oct25° / 16°11316.512.55.7
Nov25° / 17°15419.713.15.1
Dec26° / 18°2142313.44.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56436
66535
76535
86535
96535
106535
116535
126634
136634
146634
156535
166535
176535
186634
196634
206634
216634
226634
236634
246634
256634
266634
276535
286436
296436
306436
316337

Chance of precipitation in August

Any precipitation

Cunha gets around 38 mm of rain over 6.5 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 22% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
121
221
321
421
520
620
720
820
920
1020
1120
1220
1320
1420
1520
1620
1721
1821
1921
2021
2121
2222
2322
2422
2523
2623
2724
2825
2925
3026
3126

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 58% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
163352
263352
363352
462353
562353
662353
762353
862353
961363
1061363
1161363
1261363
1360373
1460373
1560373
1660373
1760373
1859383
1958384
2057394
2157394
2256404
2355414
2453425
2553425
2651436
2751436
2850447
2949447
3048458
3147458

Wind in August

Winds average 6 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 54 min at the start of August to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over August. Sunrise moves from 7:38 AM to 7:15 AM, and sunset from 6:34 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:386:34
210.97:386:34
311.07:376:34
411.07:366:35
511.07:366:35
611.07:356:36
711.07:356:36
811.07:346:37
911.17:336:37
1011.17:336:37
1111.17:326:38
1211.17:316:38
1311.17:306:39
1411.27:306:39
1511.27:296:39
1611.27:286:40
1711.27:276:40
1811.27:266:41
1911.37:266:41
2011.37:256:41
2111.37:246:42
2211.37:236:42
2311.37:226:42
2411.47:216:43
2511.47:206:43
2611.47:196:43
2711.47:186:44
2811.47:186:44
2911.57:176:44
3011.57:166:45
3111.57:156:45

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.39 kWh/m².

For context, solar energy here swings from a low near 3.46 kWh/m² to a high of 5.65 kWh/m² in February across the year — August's 4.39 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Bright
54.0Bright
64.1Bright
74.1Bright
84.1Bright
94.2Bright
104.2Bright
114.2Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.4Bright
174.4Bright
184.4Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.6Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in August

Hazard calendar for Cunha

In seasonPeak

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

Cunha's rainy season runs November–March, 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 Cunha?

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

7.7
Sightseeing
1st-best month of the year
5.8
Beach & pool
1st-best month of the year

August is one of the better times to visit Cunha for general sightseeing.

What to pack for Cunha in August

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

In August, Cunha sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes. About 7 days see rain.

light clothes

Sea temperature near Cunha in August

The nearest coast averages about 21°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 35 km away) is warmest in February at about 27°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug21Refreshing
Sep22Refreshing
Oct22Refreshing
Nov23Refreshing
Dec25Warm

UV index in Cunha in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cunha peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 14Jul 11UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Cunha 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 Cunha is worst in September — around 18 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (March, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1517 µg/m³Mar 149 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar9Good
Apr10Good
May12Good
Jun13Moderate
Jul13Moderate
Aug14Moderate
Sep18Moderate
Oct12Moderate
Nov10Good
Dec9Good
Location & terrain

Where is Cunha?

Cunha sits at 23.1°S, 45.0°W, 953 m above sea level, in Brazil. The nearest listed city is Paraty, 30 km away.

Topography around Cunha

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

Within 3 km, the terrain around Cunha has significant variations in elevation — a maximum elevation change of 269 m around an average of 940 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 945 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,761 m.

The land around Cunha is covered by grassland (60%) and trees (32%) within 3 km, grassland (61%) and trees (38%) within 16 km, and trees (45%), grassland (26%) and water (26%) within 80 km.

3 km
269 m
16 km
945 m
80 km
2,761 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Paraty 30 km · Guaratinguetá 37 km · Aparecida 37 km · Potim 39 km · Ubatuba 42 km · Lorena 42 km · Cachoeira Paulista 46 km · Pindamonhangaba 54 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 Cunha (-23.0744°, -44.9597°, elevation 953 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).