Prainha weather in August

In August, Prainha sees average daytime highs of 32°C and overnight lows near 25°C, with 37 mm of rain across 7.9 wet days and about 11.9 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 56% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of August to 12 hours by month's end. Set against the rest of the year, August is Prainha's 1st-clearest and 5th-windiest month. For the whole year in context, see Prainha's year-round climate.

Daytime high
32°
5th warmest
Overnight low
25°
8th coldest
Rainfall
37 mm
7.9 wet days
Daylight
11 h 54 min
6:40 AM – 6:36 PM
Cloud cover
42%
1st clearest
Wind
9 km/h
5th windiest
Solar energy
5.64 kWh/m²
Travel score
4.4
out of 10

Prainha 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 32°C through the month.

A typical August day in Prainha reaches about 32°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 33°C. Set against its neighbours, August runs about 1°C warmer than July and about 1°C cooler than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163225
173225
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283325
293325
303325
313325

How August really feels in Prainha

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.

Prainha weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°24124.312.13.0
Feb30° / 24°24623.912.13.0
Mar30° / 24°32028.1122.8
Apr30° / 24°33228.1122.8
May30° / 24°25928.211.92.9
Jun30° / 24°13922.111.93.4
Jul31° / 24°8916.511.94.1
Aug32° / 25°377.911.94.4
Sep33° / 25°315.7123.9
Oct33° / 25°427.1123.6
Nov33° / 25°751012.13.4
Dec32° / 25°11915.812.13.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% of August, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17723
27723
37822
47822
57921
67921
77921
87921
97921
107921
117921
128020
138020
148020
158020
168119
178119
188218
198218
208218
218218
228218
238218
248317
258317
268317
278317
288317
298317
308218
318119

Chance of precipitation in August

Any precipitation

Prainha gets around 37 mm of rain over 7.9 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 26% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
132
231
330
430
529
629
729
829
929
1029
1129
1229
1328
1428
1528
1627
1727
1826
1926
2025
2124
2224
2323
2422
2522
2621
2721
2821
2920
3020
3120

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the oppressive band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
106238
206337
306337
406337
506337
606337
706436
806436
906436
1006436
1106535
1206535
1306634
1406634
1506733
1606733
1706733
1806832
1906832
2006931
2107030
2207030
2307129
2407228
2507327
2607327
2707426
2807525
2907525
3017524
3117524

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 10 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
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 54 min at the start of August to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:42 AM to 6:35 AM, and sunset from 6:38 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:426:38
211.96:426:38
311.96:426:38
411.96:426:38
511.96:426:37
611.96:426:37
711.96:426:37
811.96:416:37
911.96:416:37
1011.96:416:37
1111.96:416:37
1211.96:416:37
1311.96:406:37
1411.96:406:37
1511.96:406:36
1611.96:406:36
1711.96:406:36
1811.96:396:36
1911.96:396:36
2011.96:396:36
2111.96:386:35
2211.96:386:35
2312.06:386:35
2412.06:376:35
2512.06:376:34
2612.06:376:34
2712.06:366:34
2812.06:366:34
2912.06:366:33
3012.06:356:33
3112.06:356:33

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.64 kWh/m².

For context, solar energy here swings from a low near 3.97 kWh/m² to a high of 6.41 kWh/m² in October across the year — August's 5.64 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.7Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
306.0Bright
316.0Bright
Planning a trip in August

Hazard calendar for Prainha

In seasonPeak

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

Prainha's rainy season runs January–May, 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 Prainha?

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

4.4
Sightseeing
1st-best month of the year
7.0
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Prainha for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Prainha in August

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

In August, Prainha sees daytime highs around 32°C and nights near 25°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

UV index in Prainha 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 Prainha peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 14UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Prainha 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 Prainha is worst in November — around 26 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1626 µg/m³Jun 239 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar17Moderate
Apr14Moderate
May10Good
Jun9Good
Jul9Good
Aug10Good
Sep12Moderate
Oct20Moderate
Nov26Moderate
Dec20Moderate
Location & terrain

Where is Prainha?

Prainha sits at 1.8°S, 53.5°W, 35 m above sea level, in Brazil. The nearest listed city is Monte Alegre, 70 km away.

Topography around Prainha

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

Within 3 km, the terrain around Prainha has only modest variations in elevation — a maximum elevation change of 52 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 111 m; within 80 km, large variations in elevation — a maximum elevation change of 631 m.

The land around Prainha is covered by trees (39%), water (32%) and grassland (23%) within 3 km, trees (37%), water (31%) and grassland (23%) within 16 km, and trees (66%) within 80 km.

3 km
52 m
16 km
111 m
80 km
631 m
treesgrasslandartificial surfaceswaterwetland
August weather nearby: Monte Alegre 70 km · Almeirim 104 km · Porto de Moz 138 km · Alenquer 141 km · Laranjal do Jari 153 km · Santarém 154 km · Mojuí dos Campos 162 km · Belterra 187 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 Prainha (-1.8°, -53.48°, elevation 35 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).