Campo Maior weather in August

In August, Campo Maior sees average daytime highs of 36°C and overnight lows near 25°C, with 1 mm of rain across 0.3 wet days and about 11.8 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 74% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Campo Maior's 2nd-clearest and 1st-windiest month. For the whole year in context, see Campo Maior's year-round climate.

Daytime high
36°
5th warmest
Overnight low
25°
8th coldest
Rainfall
1 mm
0.3 wet days
Daylight
11 h 48 min
5:58 AM – 5:48 PM
Cloud cover
30%
2nd clearest
Wind
12 km/h
1st windiest
Solar energy
6.23 kWh/m²
Travel score
2.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical August day in Campo Maior reaches about 36°C in the afternoon and slips back to 25°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 37°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13524
23524
33524
43524
53524
63524
73524
83524
93524
103625
113625
123625
133625
143625
153625
163625
173625
183625
193625
203625
213625
223625
233625
243625
253625
263625
273625
283625
293625
303625
313625

How August really feels in Campo Maior

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Campo Maior weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°21419.612.22.5
Feb32° / 24°24120.312.22.6
Mar32° / 24°31425.3122.6
Apr32° / 24°2502211.92.8
May33° / 24°10211.411.83.5
Jun34° / 24°143.111.73.8
Jul34° / 24°71.211.73.6
Aug36° / 25°10.311.82.8
Sep37° / 26°20.4121.9
Oct38° / 26°141.412.11.5
Nov37° / 26°253.812.21.7
Dec36° / 26°758.812.32.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 15% of August, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28713
38713
48812
58812
68812
78812
88812
98911
108812
118812
128812
138812
148812
158812
168911
178911
188911
198911
208911
218911
229010
239010
24919
25919
26928
27928
28928
29928
30928
31928

Chance of precipitation in August

Any precipitation

Campo Maior gets around 1 mm of rain over 0.3 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 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
112253240
212253240
312253230
412353230
512353230
612353230
712353230
812353230
912353230
1012353230
1112453220
1212453220
1312552220
1412552220
1512651220
1612650221
1712750221
1812750221
1912750221
2012750221
2112649231
2202749231
2302649231
2402649241
2502649241
2602549241
2702550251
2802450251
2902450251
3002351251
3102351251

Wind in August

Winds average 12 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:01 AM to 5:52 AM, and sunset from 5:48 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:015:48
211.86:015:48
311.86:015:48
411.86:015:48
511.86:005:48
611.86:005:48
711.86:005:48
811.86:005:48
911.86:005:48
1011.85:595:48
1111.85:595:48
1211.85:595:48
1311.85:585:48
1411.85:585:48
1511.85:585:48
1611.85:585:48
1711.85:575:48
1811.85:575:48
1911.95:575:48
2011.95:565:48
2111.95:565:47
2211.95:555:47
2311.95:555:47
2411.95:555:47
2511.95:545:47
2611.95:545:47
2711.95:535:47
2811.95:535:46
2911.95:535:46
3011.95:525:46
3111.95:525:46

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.23 kWh/m².

For context, solar energy here swings from a low near 4.94 kWh/m² to a high of 6.85 kWh/m² in October across the year — August's 6.23 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
26.0Bright
36.0Bright
46.0Intense
56.0Intense
66.0Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in August

Hazard calendar for Campo Maior

In seasonPeak

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

Campo Maior's monsoon runs January–April, 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 Campo Maior?

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

2.8
Sightseeing
4th-best month of the year
6.4
Beach & pool
3rd-best month of the year

August is a weaker month for outdoor sightseeing in Campo Maior. The water and warmth also suit a beach or pool day.

What to pack for Campo Maior in August

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

In August, Campo Maior sees daytime highs around 36°C and nights near 25°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Campo Maior in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Campo Maior peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 15UV 15Jul 24UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec11Extreme

Air quality in Campo Maior 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 Campo Maior is worst in November — around 16 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 4 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1816 µg/m³Jul 155 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr11Good
May8Good
Jun6Good
Jul4Good
Aug6Good
Sep7Good
Oct12Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Campo Maior?

Campo Maior sits at 4.8°S, 42.2°W, 128 m above sea level, in Brazil. The nearest listed city is Altos, 40 km away.

Topography around Campo Maior

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

Within 3 km, the terrain around Campo Maior has only modest variations in elevation — a maximum elevation change of 21 m around an average of 120 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 295 m; within 80 km, significant variations in elevation — a maximum elevation change of 497 m.

The land around Campo Maior is covered by grassland (54%) within 3 km, grassland (60%) and shrubs (27%) within 16 km, and trees (39%), shrubs (36%) and grassland (23%) within 80 km.

3 km
21 m
16 km
295 m
80 km
497 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Altos 40 km · José de Freitas 46 km · Barras 66 km · Piripiri 75 km · Teresina 76 km · Timon 80 km · Demerval Lobão 82 km · União 82 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 Campo Maior (-4.8278°, -42.1686°, elevation 128 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).