Penalva weather in August

In August, Penalva sees average daytime highs of 32°C and overnight lows near 24°C, with 16 mm of rain across 4 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 60% 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 11 h 54 min by month's end. Set against the rest of the year, August is Penalva's 1st-clearest and 5th-windiest month. For the whole year in context, see Penalva's year-round climate.

Daytime high
32°
5th warmest
Overnight low
24°
3rd coldest
Rainfall
16 mm
4 wet days
Daylight
11 h 54 min
6:08 AM – 6:02 PM
Cloud cover
39%
1st clearest
Wind
9 km/h
5th windiest
Solar energy
5.63 kWh/m²
Travel score
4.9
out of 10

Penalva is town in Penalva, Maranhão, 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 Penalva reaches about 32°C in the afternoon and slips back to 24°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
33124
43124
53124
63124
73124
83124
93124
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224
313224

How August really feels in Penalva

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.

Penalva 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°21224.512.22.8
Feb31° / 24°29125.512.12.6
Mar31° / 24°37929.5122.5
Apr30° / 24°40328.211.92.6
May31° / 24°22723.811.93.2
Jun31° / 24°9315.911.84.1
Jul31° / 24°551011.84.9
Aug32° / 24°16411.94.9
Sep33° / 25°122.5124.4
Oct33° / 25°193.912.14.0
Nov33° / 25°427.112.13.8
Dec32° / 25°9513.712.23.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 30% of August, with mostly cloudy or overcast conditions the remaining 9%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
29010
3919
4919
5919
6919
7919
8919
9919
10919
119010
129010
139010
149010
159010
169010
179010
189010
199010
20919
21919
22919
23919
24919
25919
26919
27919
289010
29919
30919
319010

Chance of precipitation in August

Any precipitation

Penalva gets around 16 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 14% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
214
313
413
513
613
713
813
913
1013
1113
1213
1313
1413
1513
1613
1713
1813
1913
2013
2113
2213
2312
2412
2512
2612
2712
2811
2911
3011
3111

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 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
146927
247026
337126
437225
537225
637225
737324
837324
937423
1037423
1137522
1237522
1337522
1437522
1537522
1637522
1737522
1837522
1937522
2037522
2137522
2237522
2327622
2427622
2527721
2627721
2727721
2817920
2918019
3018118
3118217

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
78calm
88calm
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 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over August. Sunrise moves from 6:11 AM to 6:03 AM, and sunset from 6:02 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:116:02
211.96:116:02
311.96:116:02
411.96:116:02
511.96:116:02
611.96:106:02
711.96:106:02
811.96:106:02
911.96:106:02
1011.96:106:02
1111.96:096:02
1211.96:096:02
1311.96:096:02
1411.96:096:02
1511.96:086:02
1611.96:086:02
1711.96:086:01
1811.96:076:01
1911.96:076:01
2011.96:076:01
2111.96:066:01
2211.96:066:01
2311.96:066:00
2411.96:056:00
2511.96:056:00
2611.96:056:00
2711.96:046:00
2811.96:045:59
2911.96:045:59
3011.96:035:59
3111.96:035:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.63 kWh/m².

For context, solar energy here swings from a low near 4.22 kWh/m² to a high of 6.13 kWh/m² in October across the year — August's 5.63 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in August

Hazard calendar for Penalva

In seasonPeak

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

Penalva's monsoon runs January–May, 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 Penalva?

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

4.9
Sightseeing
1st-best month of the year
7.7
Beach & pool
1st-best month of the year

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

What to pack for Penalva in August

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

In August, Penalva sees daytime highs around 32°C and nights near 24°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Penalva 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 Penalva peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov10Extreme
Dec11Extreme

Air quality in Penalva 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 Penalva is worst in November — around 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (June, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1918 µg/m³Jun 199 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun9Good
Jul9Good
Aug10Good
Sep9Good
Oct13Moderate
Nov18Moderate
Dec16Moderate
Location & terrain

Where is Penalva?

Penalva sits at 3.3°S, 45.2°W, 17 m above sea level, in Brazil. The nearest listed city is Cajari, 18 km away.

Topography around Penalva

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

Within 3 km, the terrain around Penalva has only modest variations in elevation — a maximum elevation change of 26 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 71 m; within 80 km, only modest variations in elevation — a maximum elevation change of 169 m.

The land around Penalva is covered by water (32%) and grassland (30%) within 3 km, trees (39%), grassland (30%) and wetland (20%) within 16 km, and grassland (49%) and trees (37%) within 80 km.

3 km
26 m
16 km
71 m
80 km
169 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
August weather nearby: Cajari 18 km · Viana 21 km · Monção 24 km · Matinha 27 km · Vitória do Mearim 38 km · Pindaré-Mirim 40 km · Pedro do Rosário 41 km · Arari 47 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 Penalva (-3.2942°, -45.1736°, elevation 17 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).