São Pedro da Aldeia weather in August

In August, São Pedro da Aldeia sees average daytime highs of 24°C and overnight lows near 20°C, with 31 mm of rain across 6.2 wet days and about 11.2 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 56% of the time in August, and the air most often feels muggy.

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 São Pedro da Aldeia's 3rd-clearest and 3rd-windiest month. For the whole year in context, see São Pedro da Aldeia's year-round climate.

Daytime high
24°
11th warmest
Overnight low
20°
2nd coldest
Rainfall
31 mm
6.2 wet days
Daylight
11 h 12 min
7:16 AM – 6:29 PM
Cloud cover
40%
3rd clearest
Wind
19 km/h
3rd windiest
Solar energy
4.48 kWh/m²
Travel score
8.0
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical August day in São Pedro da Aldeia reaches about 24°C in the afternoon and slips back to 20°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°C. Set against its neighbours, August runs on par with July and on par with September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12419
22419
32419
42419
52419
62419
72419
82419
92419
102419
112419
122419
132419
142420
152420
162420
172420
182420
192420
202420
212420
222420
232420
242420
252420
262420
272420
282420
292420
302420
312420

São Pedro da Aldeia weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°13011.113.26.2
Feb28° / 24°838.412.86.5
Mar28° / 24°12612.912.26.1
Apr27° / 23°649.911.56.8
May25° / 21°579.810.97.2
Jun24° / 20°32610.68.0
Jul24° / 19°336.610.77.9
Aug24° / 20°316.211.28.0
Sep24° / 20°568.411.97.4
Oct25° / 21°759.212.57.0
Nov25° / 22°13913.313.16.1
Dec27° / 23°14213.213.46.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27129
37228
47228
57228
67129
77129
87228
97129
107129
117129
127129
137129
147129
157129
167129
177228
187228
197228
207228
217129
227129
237228
247228
257228
267129
277129
287129
297129
307129
317030

Chance of precipitation in August

Any precipitation

São Pedro da Aldeia gets around 31 mm of rain over 6.2 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 20% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
520
621
721
821
921
1021
1121
1221
1321
1421
1521
1621
1721
1821
1921
2021
2120
2220
2320
2420
2519
2619
2719
2820
2920
3020
3120

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
131636450
231636450
331636451
431635451
531635461
631635451
731635451
831635451
931635451
1031635451
1131635451
1231635451
1331635451
1431635441
1531635441
1631636441
1731636441
1831636441
1931637441
2021537451
2121537451
2221437461
2321436471
2421336481
2521335491
2621335501
2721334501
2821333511
2931333501
3031332511
3131332511

Wind in August

Winds average 19 km/h in August.

Across August, daily wind ranges from about 18 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020light breeze
3120light breeze

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 7:26 AM to 7:03 AM, and sunset from 6:23 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:266:23
211.07:266:23
311.07:256:23
411.07:256:24
511.07:246:24
611.07:236:25
711.07:236:25
811.17:226:26
911.17:226:26
1011.17:216:26
1111.17:206:27
1211.17:196:27
1311.17:196:27
1411.27:186:28
1511.27:176:28
1611.27:166:29
1711.27:166:29
1811.27:156:29
1911.37:146:30
2011.37:136:30
2111.37:126:30
2211.37:116:31
2311.37:106:31
2411.47:106:32
2511.47:096:32
2611.47:086:32
2711.47:076:33
2811.57:066:33
2911.57:056:33
3011.57:046:34
3111.57:036:34

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.48 kWh/m².

For context, solar energy here swings from a low near 3.58 kWh/m² to a high of 6.51 kWh/m² in February across the year — August's 4.48 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.1Bright
34.1Bright
44.1Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.4Bright
144.4Bright
154.4Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.7Bright
234.7Bright
244.7Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in August

Hazard calendar for São Pedro da Aldeia

In seasonPeak

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

São Pedro da Aldeia's rainy season runs October–April, 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 São Pedro da Aldeia?

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

8.0
Sightseeing
1st-best month of the year
6.6
Beach & pool
4th-best month of the year

August is one of the better times to visit São Pedro da Aldeia for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for São Pedro da Aldeia in August

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

In August, São Pedro da Aldeia sees daytime highs around 24°C and nights near 20°C. Worth packing: light clothes. About 6 days see rain.

light clothes

Sea temperature near São Pedro da Aldeia in August

The nearest coast averages about 22°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 24 km away) is warmest in March at about 25°C and coldest in September near 21°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb24Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Refreshing

UV index in São Pedro da Aldeia 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 São Pedro da Aldeia peaks around January 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 15UV 14Jul 12UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep7High
Oct11Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is São Pedro da Aldeia?

São Pedro da Aldeia sits at 22.8°S, 42.1°W, 19 m above sea level, in Brazil. The nearest listed city is Cabo Frio, 9.0 km away.

Topography around São Pedro da Aldeia

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Pedro da Aldeia.

Within 3 km, the terrain around São Pedro da Aldeia has only modest variations in elevation — a maximum elevation change of 131 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 297 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,215 m.

The land around São Pedro da Aldeia is covered by water (45%) and artificial surfaces (25%) within 3 km, water (36%) and grassland (33%) within 16 km, and water (47%), trees (29%) and grassland (21%) within 80 km.

3 km
131 m
16 km
297 m
80 km
2,215 m
treesgrasslandartificial surfacesbare terrainwaterwetland
August weather nearby: Cabo Frio 9.0 km · Iguaba Grande 13 km · Arraial do Cabo 16 km · Buzios 25 km · Araruama 25 km · Silva Jardim 36 km · Saquarema 38 km · Rio das Ostras 38 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 São Pedro da Aldeia (-22.8392°, -42.1028°, elevation 19 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).