Campos dos Goytacazes weather in August

In August, Campos dos Goytacazes sees average daytime highs of 28°C and overnight lows near 18°C, with 21 mm of rain across 4.8 wet days and about 11.3 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 46% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 hours at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Campos dos Goytacazes's 3rd-clearest and 5th-windiest month. For the whole year in context, see Campos dos Goytacazes's year-round climate.

Daytime high
28°
10th warmest
Overnight low
18°
2nd coldest
Rainfall
21 mm
4.8 wet days
Daylight
11 h 12 min
7:12 AM – 6:27 PM
Cloud cover
46%
3rd clearest
Wind
12 km/h
5th windiest
Solar energy
4.39 kWh/m²
Travel score
7.3
out of 10

Campos dos Goytacazes 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 28°C through the month.

A typical August day in Campos dos Goytacazes reaches about 28°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°C. Set against its neighbours, August runs on par with July and on par with September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212819
222819
232819
242819
252819
262819
272819
282819
292819
302819
312819

How August really feels in Campos dos Goytacazes

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.

Campos dos Goytacazes weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°15513.613.23.7
Feb33° / 24°8010.212.73.6
Mar32° / 23°14315.712.23.6
Apr30° / 22°8212.411.54.7
May28° / 20°478.9116.3
Jun28° / 18°20510.77.3
Jul27° / 18°225.310.87.4
Aug28° / 18°214.811.37.3
Sep28° / 20°477.811.96.2
Oct29° / 21°8210.112.55.4
Nov29° / 22°16916.1134.4
Dec31° / 23°19617.913.33.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% 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 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36337
46337
56238
66238
76238
86139
96238
106238
116238
126238
136238
146238
156238
166337
176337
186238
196238
206337
216238
226337
236238
246337
256337
266238
276337
286337
296238
306337
316337

Chance of precipitation in August

Any precipitation

Campos dos Goytacazes gets around 21 mm of rain over 4.8 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 16% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
215
315
414
515
615
715
815
916
1016
1117
1217
1318
1418
1518
1618
1718
1818
1918
2018
2118
2217
2317
2416
2516
2616
2715
2815
2915
3016
3116

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 37% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
132044330
232044330
332043330
432043340
542042340
642042340
742042340
841941351
941941351
1041941351
1151941351
1251941351
1351941351
1441942351
1541942341
1641942341
1741942341
1841842351
1941842351
2041842361
2131742361
2231742371
2331642380
2431642390
2531641400
2631641410
2731540411
2831539421
2931539431
3031538431
3131537431

Wind in August

Winds average 12 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 hours 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 30 minutes over August. Sunrise moves from 7:22 AM to 6:59 AM, and sunset from 6:21 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:226:21
211.07:216:22
311.07:216:22
411.07:206:22
511.17:196:23
611.17:196:23
711.17:186:24
811.17:186:24
911.17:176:24
1011.17:166:25
1111.27:166:25
1211.27:156:25
1311.27:146:26
1411.27:146:26
1511.27:136:26
1611.27:126:27
1711.37:116:27
1811.37:106:28
1911.37:106:28
2011.37:096:28
2111.37:086:29
2211.47:076:29
2311.47:066:29
2411.47:056:29
2511.47:056:30
2611.47:046:30
2711.57:036:30
2811.57:026:31
2911.57:016:31
3011.57:006:31
3111.56:596:32

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 3.61 kWh/m² to a high of 6.61 kWh/m² in February across the year — August's 4.39 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
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
294.8Bright
304.8Bright
314.8Bright
Planning a trip in August

Hazard calendar for Campos dos Goytacazes

In seasonPeak

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

Campos dos Goytacazes's rainy season runs March–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 Campos dos Goytacazes?

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

7.3
Sightseeing
2nd-best month of the year
7.7
Beach & pool
1st-best month of the year

August is one of the better times to visit Campos dos Goytacazes for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Campos dos Goytacazes in August

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

In August, Campos dos Goytacazes sees daytime highs around 28°C and nights near 18°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near Campos dos Goytacazes 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 42 km away) is warmest in March at about 25°C and coldest in August near 22°C.

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

20°22°24°26°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar25Warm
Apr25Warm
May24Refreshing
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep22Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Warm

UV index in Campos dos Goytacazes in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Campos dos Goytacazes peaks around February 9 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 9UV 14Jun 23UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct12Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Campos dos Goytacazes?

Campos dos Goytacazes sits at 21.8°S, 41.3°W, 13 m above sea level, in Brazil. The nearest listed city is São João da Barra, 31 km away.

Topography around Campos dos Goytacazes

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

Within 3 km, the terrain around Campos dos Goytacazes has only modest variations in elevation — a maximum elevation change of 17 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 400 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,716 m.

The land around Campos dos Goytacazes is covered by artificial surfaces (63%) within 3 km, grassland (62%) within 16 km, and grassland (47%) and water (33%) within 80 km.

3 km
17 m
16 km
400 m
80 km
1,716 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: São João da Barra 31 km · Quissamã 42 km · São Fidélis 45 km · São Francisco de Itabapoana 63 km · Cambuci 63 km · Conceição de Macabu 67 km · Mimoso do Sul 77 km · Itaocara 78 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 Campos dos Goytacazes (-21.7523°, -41.3304°, elevation 13 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).