Amarante do Maranhão weather in August

In August, Amarante do Maranhão sees average daytime highs of 34°C and overnight lows near 21°C, with 2 mm of rain across 0.4 wet days and about 11.8 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 79% 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 Amarante do Maranhão's 1st-clearest and 1st-windiest month. For the whole year in context, see Amarante do Maranhão's year-round climate.

Daytime high
34°
2nd warmest
Overnight low
21°
2nd coldest
Rainfall
2 mm
0.4 wet days
Daylight
11 h 48 min
6:17 AM – 6:06 PM
Cloud cover
27%
1st clearest
Wind
10 km/h
1st windiest
Solar energy
6.13 kWh/m²
Travel score
4.3
out of 10

Amarante do Maranhão 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 34°C through the month.

A typical August day in Amarante do Maranhão reaches about 34°C in the afternoon and slips back to 21°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 35°C. Set against its neighbours, August runs about 1°C warmer than July and on par with September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13321
23321
33321
43321
53321
63321
73321
83321
93321
103321
113321
123321
133421
143421
153421
163421
173421
183421
193421
203421
213421
223421
233421
243421
253421
263422
273422
283422
293422
303422
313422

How August really feels in Amarante do Maranhão

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.

Amarante do Maranhão weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°21426.412.33.0
Feb30° / 22°2082412.23.0
Mar30° / 22°21527.2122.9
Apr30° / 22°15321.611.93.3
May31° / 22°7711.611.84.3
Jun32° / 21°8211.75.0
Jul33° / 21°50.911.74.8
Aug34° / 21°20.411.84.3
Sep34° / 22°112123.8
Oct33° / 23°386.112.13.6
Nov32° / 23°9113.712.33.5
Dec31° / 23°16020.212.33.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 79% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3919
4919
5919
6919
79010
89010
99010
109010
119010
128911
138911
148812
158911
168911
178911
188911
198911
208911
218911
228911
238911
248911
258911
268911
278911
288911
298911
308911
318812

Chance of precipitation in August

Any precipitation

Amarante do Maranhão gets around 2 mm of rain over 0.4 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 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
30
40
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
252
262
272
282
292
302
313

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
101748314
201748314
301648324
401647334
501547344
601446354
701446364
801345374
901345385
1001245395
1101244395
1201144395
1311144405
1411144405
1511143405
1611143415
1711142415
1811142415
1911141426
2011041426
2111040436
2211039447
2311039447
241938458
251937468
260835479
270834489
2808334910
2907324911
3007315012
3107315013

Wind in August

Winds average 10 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 6:20 AM to 6:10 AM, and sunset from 6:06 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:206:06
211.86:206:06
311.86:206:06
411.86:206:06
511.86:206:06
611.86:196:06
711.86:196:06
811.86:196:06
911.86:196:06
1011.86:186:06
1111.86:186:06
1211.86:186:06
1311.86:186:06
1411.86:176:06
1511.86:176:06
1611.86:176:06
1711.86:166:05
1811.86:166:05
1911.86:166:05
2011.86:156:05
2111.86:156:05
2211.86:146:05
2311.86:146:05
2411.96:146:05
2511.96:136:05
2611.96:136:04
2711.96:126:04
2811.96:126:04
2911.96:116:04
3011.96:116:04
3111.96:106:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.13 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 6.33 kWh/m² in September across the year — August's 6.13 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
26.0Bright
36.0Bright
46.0Bright
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in August

Hazard calendar for Amarante do Maranhão

In seasonPeak

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

Amarante do Maranhão's monsoon runs December–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 Amarante do Maranhão?

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

4.3
Sightseeing
3rd-best month of the year
8.0
Beach & pool
2nd-best month of the year

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

What to pack for Amarante do Maranhão in August

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

In August, Amarante do Maranhão sees daytime highs around 34°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Amarante do Maranhão in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Amarante do Maranhão peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 11UV 15Jul 12UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Amarante do Maranhão 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 Amarante do Maranhão is worst in October — around 41 µg/m³ PM2.5 (poor), about 6.5× the cleanest month (June, 6 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateOct 1340 µg/m³Jun 166 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar12Good
Apr11Good
May9Good
Jun6Good
Jul9Good
Aug17Moderate
Sep37Poor
Oct41Poor
Nov29Moderate
Dec20Moderate
Location & terrain

Where is Amarante do Maranhão?

Amarante do Maranhão sits at 5.6°S, 46.7°W, 247 m above sea level, in Brazil. The nearest listed city is Sítio Novo, 35 km away.

Topography around Amarante do Maranhão

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

Within 3 km, the terrain around Amarante do Maranhão has only modest variations in elevation — a maximum elevation change of 87 m around an average of 252 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 185 m; within 80 km, significant variations in elevation — a maximum elevation change of 456 m.

The land around Amarante do Maranhão is covered by grassland (63%) and trees (28%) within 3 km, trees (50%) and grassland (47%) within 16 km, and trees (57%) and grassland (40%) within 80 km.

3 km
87 m
16 km
185 m
80 km
456 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Sítio Novo 35 km · Governador Edison Lobão 72 km · Grajaú 72 km · João Lisboa 74 km · Imperatriz 83 km · Açailândia 109 km · Arame 111 km · Porto Franco 112 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 Amarante do Maranhão (-5.5667°, -46.7422°, elevation 247 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).