Santana de Parnaíba weather in August

In August, Santana de Parnaíba sees average daytime highs of 24°C and overnight lows near 13°C, with 38 mm of rain across 4.9 wet days and about 11.2 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 51% of the time in August, and the air most often feels dry.

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 Santana de Parnaíba's 1st-clearest and 5th-windiest month. For the whole year in context, see Santana de Parnaíba's year-round climate.

Daytime high
24°
9th warmest
Overnight low
13°
2nd coldest
Rainfall
38 mm
4.9 wet days
Daylight
11 h 12 min
7:36 AM – 6:47 PM
Cloud cover
44%
1st clearest
Wind
11 km/h
5th windiest
Solar energy
4.43 kWh/m²
Travel score
8.0
out of 10

Santana de Parnaíba is Duplicate of Q526318.

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 23°C in the first days to 25°C by the end.

A typical August day in Santana de Parnaíba reaches about 24°C in the afternoon and slips back to 13°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 28°C. Set against its neighbours, August runs about 2°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
72313
82313
92313
102313
112313
122313
132313
142313
152313
162413
172413
182413
192413
202413
212413
222413
232413
242413
252413
262413
272413
282513
292514
302514
312514

Santana de Parnaíba weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°23022.713.34.4
Feb28° / 19°16819.312.84.7
Mar27° / 18°13618.612.25.3
Apr26° / 17°639.111.56.9
May23° / 14°60710.97.3
Jun22° / 13°485.310.67.6
Jul22° / 12°48510.77.7
Aug24° / 13°384.911.28.0
Sep25° / 15°869.311.97.0
Oct26° / 16°11413.712.66.0
Nov26° / 17°15016.113.15.5
Dec27° / 18°18120.613.44.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of August, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56139
66139
76139
86139
96238
106238
116238
126337
136337
146337
156337
166535
176535
186535
196535
206733
216733
226733
236733
246733
256733
266733
276634
286535
296535
306436
316436

Chance of precipitation in August

Any precipitation

Santana de Parnaíba gets around 38 mm of rain over 4.9 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 16% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
616
716
815
915
1015
1115
1216
1316
1416
1516
1616
1716
1816
1916
2016
2116
2216
2317
2417
2517
2617
2718
2818
2919
3019
3120

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 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
166313
266313
366313
466313
566313
665314
765314
865314
965314
1065314
1164315
1264315
1364315
1464315
1564315
1663325
1763325
1862335
1961345
2060355
2159365
2259365
2358375
2457376
2556386
2656386
2755387
2854388
2954388
3052399
3152399

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
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 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 7:47 AM to 7:23 AM, and sunset from 6:41 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:476:41
210.97:466:41
310.97:456:42
411.07:456:42
511.07:446:43
611.07:446:43
711.07:436:43
811.07:426:44
911.07:426:44
1011.17:416:45
1111.17:406:45
1211.17:396:46
1311.17:396:46
1411.17:386:46
1511.27:376:47
1611.27:366:47
1711.27:366:48
1811.27:356:48
1911.27:346:48
2011.37:336:49
2111.37:326:49
2211.37:316:50
2311.37:306:50
2411.37:296:50
2511.47:286:51
2611.47:286:51
2711.47:276:51
2811.47:266:52
2911.57:256:52
3011.57:246:52
3111.57:236:53

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.43 kWh/m².

For context, solar energy here swings from a low near 3.39 kWh/m² to a high of 5.76 kWh/m² in December across the year — August's 4.43 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
24.0Moderate
34.0Moderate
44.0Bright
54.1Bright
64.1Bright
74.1Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.4Bright
154.4Bright
164.4Bright
174.5Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.6Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in August

Hazard calendar for Santana de Parnaíba

In seasonPeak

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

Santana de Parnaíba's rainy season runs October–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 Santana de Parnaíba?

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
6.4
Beach & pool
1st-best month of the year

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

What to pack for Santana de Parnaíba in August

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

In August, Santana de Parnaíba sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes. About 5 days see rain.

light clothes

UV index in Santana de Parnaíba 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 Santana de Parnaíba peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 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 22UV 15Jul 13UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar11Extreme
Apr9Very high
May7High
Jun6High
Jul5Moderate
Aug8Very high
Sep8Very high
Oct10Extreme
Nov12Extreme
Dec14Extreme

Air quality in Santana de Parnaíba 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 Santana de Parnaíba is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1838 µg/m³Jan 1018 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb20Moderate
Mar22Moderate
Apr26Moderate
May31Moderate
Jun35Poor
Jul38Poor
Aug36Poor
Sep35Poor
Oct25Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Santana de Parnaíba?

Santana de Parnaíba sits at 23.4°S, 46.9°W, 711 m above sea level, in Brazil. The nearest listed city is Barueri, 9.0 km away.

Topography around Santana de Parnaíba

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santana de Parnaíba.

Within 3 km, the terrain around Santana de Parnaíba has only modest variations in elevation — a maximum elevation change of 200 m around an average of 755 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 556 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,434 m.

The land around Santana de Parnaíba is covered by trees (58%) and grassland (23%) within 3 km, trees (61%) and artificial surfaces (21%) within 16 km, and trees (56%) within 80 km.

3 km
200 m
16 km
556 m
80 km
1,434 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Barueri 9.0 km · Jandira 9.0 km · Pirapora do Bom Jesus 10 km · Cajamar 11 km · Itapevi 12 km · Carapicuíba 12 km · Anhanguera 13 km · Araçariguama 15 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 Santana de Parnaíba (-23.4442°, -46.9178°, elevation 711 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).