Ouro Preto weather in August

In August, Ouro Preto sees average daytime highs of 24°C and overnight lows near 12°C, with 24 mm of rain across 4 wet days and about 11.3 hours of daylight. It is the 9th-warmest and 10th-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 48% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of August to 11 h 36 min by month's end. Set against the rest of the year, August is Ouro Preto's 1st-clearest and 3rd-windiest month. For the whole year in context, see Ouro Preto's year-round climate.

Daytime high
24°
9th warmest
Overnight low
12°
3rd coldest
Rainfall
24 mm
4 wet days
Daylight
11 h 18 min
7:19 AM – 6:37 PM
Cloud cover
44%
1st clearest
Wind
8 km/h
3rd windiest
Solar energy
4.6 kWh/m²
Travel score
8.1
out of 10

Ouro Preto 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 24°C through the month.

A typical August day in Ouro Preto reaches about 24°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°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)
12312
22312
32312
42312
52312
62312
72312
82312
92312
102312
112312
122312
132312
142312
152312
162312
172312
182412
192412
202412
212412
222412
232413
242413
252413
262413
272413
282413
292413
302413
312413

Ouro Preto weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°2942013.14.9
Feb27° / 18°18515.612.75.3
Mar26° / 18°22719.712.15.1
Apr25° / 16°9913.111.56.3
May23° / 14°488117.1
Jun23° / 12°183.310.87.9
Jul23° / 12°112.910.98.1
Aug24° / 12°24411.38.1
Sep25° / 14°839.411.97.0
Oct25° / 16°13915.312.55.9
Nov25° / 17°28321.8134.7
Dec26° / 18°34024.213.24.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26634
36634
46634
56634
66634
76634
86634
96535
106535
116535
126535
136535
146535
156535
166535
176535
186535
196535
206634
216634
226634
236733
246733
256832
266832
276832
286931
296931
306931
316931

Chance of precipitation in August

Any precipitation

Ouro Preto gets around 24 mm of rain over 4 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 13% and peaks near 18% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
110
210
310
410
510
611
711
811
912
1012
1112
1213
1313
1414
1514
1614
1714
1814
1914
2014
2114
2214
2315
2415
2515
2616
2716
2817
2917
3018
3118

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 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
171272
271272
372262
471263
571263
671263
770273
870273
969283
1069283
1168293
1268293
1367303
1467303
1567303
1666313
1766313
1865323
1965323
2064333
2163343
2263343
2362353
2461363
2560364
2659374
2758375
2858375
2957376
3056386
3155387

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 9 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
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 06 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 30 minutes over August. Sunrise moves from 7:28 AM to 7:07 AM, and sunset from 6:32 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:286:32
211.17:286:32
311.17:276:33
411.17:276:33
511.17:266:33
611.17:266:34
711.27:256:34
811.27:246:34
911.27:246:35
1011.27:236:35
1111.27:236:35
1211.27:226:36
1311.27:216:36
1411.37:216:36
1511.37:206:37
1611.37:196:37
1711.37:186:37
1811.37:186:38
1911.47:176:38
2011.47:166:38
2111.47:156:39
2211.47:156:39
2311.47:146:39
2411.47:136:39
2511.57:126:40
2611.57:116:40
2711.57:106:40
2811.57:106:40
2911.57:096:41
3011.67:086:41
3111.67:076:41

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.6 kWh/m².

For context, solar energy here swings from a low near 3.65 kWh/m² to a high of 5.95 kWh/m² in February across the year — August's 4.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.6Bright
184.6Bright
194.6Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.9Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Ouro Preto

In seasonPeak

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

Ouro Preto's monsoon runs November–March, when most of the year's rain falls.

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

Is August a good time to visit Ouro Preto?

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

8.1
Sightseeing
1st-best month of the year
6.6
Beach & pool
1st-best month of the year

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

What to pack for Ouro Preto in August

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

In August, Ouro Preto sees daytime highs around 24°C and nights near 12°C. Worth packing: light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Ouro Preto 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 Ouro Preto peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeFeb 10UV 15Jun 18UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Ouro Preto 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 Ouro Preto is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (January, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1624 µg/m³Jan 1411 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Moderate
Mar13Moderate
Apr15Moderate
May18Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep26Moderate
Oct17Moderate
Nov12Moderate
Dec12Good
Location & terrain

Where is Ouro Preto?

Ouro Preto sits at 20.4°S, 43.5°W, 1,201 m above sea level, in Brazil. The nearest listed city is Mariana, 9.0 km away.

Topography around Ouro Preto

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

Within 3 km, the terrain around Ouro Preto has significant variations in elevation — a maximum elevation change of 579 m around an average of 1,211 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,126 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,793 m.

The land around Ouro Preto is covered by trees (47%) and grassland (34%) within 3 km, trees (66%) and grassland (31%) within 16 km, and trees (51%) and grassland (45%) within 80 km.

3 km
579 m
16 km
1,126 m
80 km
1,793 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Mariana 9.0 km · Ouro Branco 24 km · Itabirito 35 km · Piranga 39 km · Congonhas 39 km · Conselheiro Lafaiete 42 km · Santa Bárbara 49 km · Barão de Cocais 50 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 Ouro Preto (-20.3948°, -43.5052°, elevation 1,201 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. 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).