São Carlos weather in August

In August, São Carlos sees average daytime highs of 27°C and overnight lows near 14°C, with 26 mm of rain across 3.5 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 26°C in the first days to 28°C by the end. The sky is clear or mostly clear about 67% of the time in August, and the air most often feels dry.

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 São Carlos's 1st-clearest and 3rd-windiest month. For the whole year in context, see São Carlos's year-round climate.

Daytime high
27°
9th warmest
Overnight low
14°
3rd coldest
Rainfall
26 mm
3.5 wet days
Daylight
11 h 12 min
7:39 AM – 6:53 PM
Cloud cover
32%
1st clearest
Wind
11 km/h
3rd windiest
Solar energy
4.91 kWh/m²
Travel score
7.9
out of 10

São Carlos is 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 26°C in the first days to 28°C by the end.

A typical August day in São Carlos reaches about 27°C in the afternoon and slips back to 14°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, August runs about 2°C warmer than July and about 2°C cooler than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12614
22614
32614
42614
52614
62614
72614
82714
92714
102714
112714
122714
132714
142714
152714
162714
172714
182714
192714
202715
212815
222815
232815
242815
252815
262815
272815
282815
292815
302815
312815

São Carlos 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
Jan29° / 20°26023.313.23.9
Feb29° / 20°17919.212.84.1
Mar28° / 20°15219.112.24.6
Apr28° / 18°639.211.56.6
May25° / 15°546.2117.6
Jun25° / 14°353.510.78.3
Jul25° / 13°253.310.88.4
Aug27° / 14°263.511.27.9
Sep29° / 16°658.211.96.1
Oct29° / 18°11413.312.55.0
Nov29° / 19°16517.113.14.7
Dec28° / 20°21322.713.34.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of August, with mostly cloudy or overcast conditions the remaining 24%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37327
47327
57327
67327
77327
87327
97327
107426
117426
127426
137426
147624
157624
167624
177822
187822
197822
207921
217921
227921
237921
247921
257921
267921
277921
287921
297822
307822
317723

Chance of precipitation in August

Any precipitation

São Carlos gets around 26 mm of rain over 3.5 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 12% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
210
310
410
510
610
710
810
910
1011
1111
1211
1311
1411
1511
1611
1711
1812
1912
2012
2112
2212
2312
2412
2513
2613
2714
2814
2915
3015
3116

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
178184
278184
378184
478184
577185
677185
777185
876195
976195
1076195
1175196
1275196
1375196
1476186
1576186
1676186
1776186
1876186
1976186
2075196
2175196
2274206
2374206
2474206
2573216
2672217
2772217
2871218
2970228
3069229
31672310

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 7:48 AM to 7:26 AM, and sunset from 6:47 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:486:47
211.07:486:47
311.07:476:48
411.07:476:48
511.07:466:49
611.17:456:49
711.17:456:49
811.17:446:50
911.17:446:50
1011.17:436:51
1111.17:426:51
1211.27:426:51
1311.27:416:52
1411.27:406:52
1511.27:396:52
1611.27:396:53
1711.37:386:53
1811.37:376:53
1911.37:366:54
2011.37:356:54
2111.37:356:54
2211.47:346:55
2311.47:336:55
2411.47:326:55
2511.47:316:56
2611.47:306:56
2711.57:296:56
2811.57:286:57
2911.57:276:57
3011.57:276:57
3111.57:266:58

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.91 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 5.95 kWh/m² in November across the year — August's 4.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.5Bright
34.5Bright
44.5Bright
54.6Bright
64.6Bright
74.6Bright
84.7Bright
94.7Bright
104.7Bright
114.8Bright
124.8Bright
134.8Bright
144.9Bright
154.9Bright
164.9Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in August

Hazard calendar for São Carlos

In seasonPeak

None of São Carlos'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 Carlos'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 São Carlos?

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

7.9
Sightseeing
3rd-best month of the year
8.1
Beach & pool
1st-best month of the year

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

What to pack for São Carlos in August

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

In August, São Carlos sees daytime highs around 27°C and nights near 14°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in São Carlos 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 São Carlos peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 highExtremeJan 21UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7High
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in São Carlos 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 São Carlos is worst in September — around 37 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (November, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 1037 µg/m³Nov 2310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar13Moderate
Apr14Moderate
May16Moderate
Jun17Moderate
Jul18Moderate
Aug35Poor
Sep37Poor
Oct18Moderate
Nov10Good
Dec11Good
Location & terrain

Where is São Carlos?

São Carlos sits at 22.0°S, 47.9°W, 838 m above sea level, in Brazil. The nearest listed city is Ibaté, 13 km away.

Topography around São Carlos

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

Within 3 km, the terrain around São Carlos has only modest variations in elevation — a maximum elevation change of 162 m around an average of 844 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 439 m; within 80 km, large variations in elevation — a maximum elevation change of 673 m.

The land around São Carlos is covered by artificial surfaces (74%) within 3 km, cropland (44%) and trees (35%) within 16 km, and cropland (53%) and trees (32%) within 80 km.

3 km
162 m
16 km
439 m
80 km
673 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Ibaté 13 km · Itirapina 27 km · Descalvado 31 km · Brotas 38 km · Araraquara 38 km · Américo Brasiliense 39 km · Porto Ferreira 46 km · Pirassununga 48 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 Carlos (-22.0175°, -47.8908°, elevation 838 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).