Monte Alegre weather in August

In August, Monte Alegre sees average daytime highs of 32°C and overnight lows near 25°C, with 35 mm of rain across 7.6 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 58% 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 Monte Alegre's 1st-clearest and 4th-windiest month. For the whole year in context, see Monte Alegre's year-round climate.

Daytime high
32°
5th warmest
Overnight low
25°
8th coldest
Rainfall
35 mm
7.6 wet days
Daylight
11 h 54 min
6:42 AM – 6:38 PM
Cloud cover
41%
1st clearest
Wind
10 km/h
4th windiest
Solar energy
5.69 kWh/m²
Travel score
4.3
out of 10

Monte Alegre 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

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Monte Alegre reaches about 32°C in the afternoon and slips back to 25°C overnight — a 7°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)
13225
23225
33225
43225
53225
63225
73225
83225
93225
103225
113225
123225
133225
143225
153225
163225
173225
183225
193225
203225
213225
223225
233225
243325
253325
263325
273325
283325
293325
303325
313325

How August really feels in Monte Alegre

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.

Monte Alegre 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° / 25°22824.112.13.0
Feb30° / 24°22523.612.13.0
Mar30° / 24°29727.2122.9
Apr30° / 24°29227.4122.8
May30° / 24°22327.411.92.9
Jun31° / 24°11921.611.93.4
Jul31° / 24°6714.811.94.2
Aug32° / 25°357.611.94.3
Sep33° / 26°326.4123.8
Oct33° / 26°477.3123.5
Nov33° / 26°7910.712.13.3
Dec32° / 25°11615.612.13.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 20%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27921
37921
48020
58020
67921
77921
87921
97921
107921
117921
127921
137921
147921
157921
168020
178020
188020
198119
208119
218119
228218
238218
248218
258218
268218
278218
288119
298119
308119
318020

Chance of precipitation in August

Any precipitation

Monte Alegre gets around 35 mm of rain over 7.6 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 25% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
131
230
330
429
529
629
728
828
928
1028
1128
1227
1327
1426
1526
1625
1725
1824
1924
2023
2123
2222
2321
2421
2521
2620
2720
2820
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 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17030
27030
37030
47129
57129
67030
77030
87030
97030
107030
117030
127129
137129
147129
157129
167228
177228
187228
197228
207327
217327
227426
237426
247525
257525
267624
277624
287723
297723
307723
317822

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3011calm
3111calm

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 6:45 AM to 6:38 AM, and sunset from 6:40 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:456:40
211.96:456:40
311.96:456:40
411.96:456:40
511.96:456:40
611.96:446:40
711.96:446:39
811.96:446:39
911.96:446:39
1011.96:446:39
1111.96:446:39
1211.96:436:39
1311.96:436:39
1411.96:436:39
1511.96:436:39
1611.96:426:38
1711.96:426:38
1811.96:426:38
1911.96:426:38
2011.96:416:38
2111.96:416:38
2211.96:416:37
2311.96:406:37
2411.96:406:37
2511.96:406:37
2612.06:396:36
2712.06:396:36
2812.06:396:36
2912.06:386:36
3012.06:386:35
3112.06:386:35

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.69 kWh/m².

For context, solar energy here swings from a low near 4.13 kWh/m² to a high of 6.41 kWh/m² in October across the year — August's 5.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.6Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Bright
306.0Intense
316.0Intense
Planning a trip in August

Hazard calendar for Monte Alegre

In seasonPeak

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

Monte Alegre'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 Monte Alegre?

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

4.3
Sightseeing
1st-best month of the year
7.0
Beach & pool
1st-best month of the year

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

What to pack for Monte Alegre in August

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

In August, Monte Alegre 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 Monte Alegre 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 Monte Alegre peaks around March 13 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 13UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Monte Alegre 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 Monte Alegre is worst in November — around 32 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (June, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1631 µg/m³Jun 229 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb16Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun9Good
Jul9Good
Aug11Good
Sep14Moderate
Oct23Moderate
Nov32Moderate
Dec23Moderate
Location & terrain

Where is Monte Alegre?

Monte Alegre sits at 2.0°S, 54.1°W, 57 m above sea level, in Brazil. The nearest listed city is Prainha, 70 km away.

Topography around Monte Alegre

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

Within 3 km, the terrain around Monte Alegre has only modest variations in elevation — a maximum elevation change of 143 m around an average of 54 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 423 m; within 80 km, large variations in elevation — a maximum elevation change of 744 m.

The land around Monte Alegre is covered by grassland (51%) within 3 km, grassland (32%), trees (31%) and water (27%) within 16 km, and trees (53%) and grassland (25%) within 80 km.

3 km
143 m
16 km
423 m
80 km
744 m
treesgrasslandartificial surfaceswaterwetland
August weather nearby: Prainha 70 km · Alenquer 73 km · Santarém 85 km · Mojuí dos Campos 98 km · Belterra 119 km · Óbidos 160 km · Almeirim 175 km · Uruará 195 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 Monte Alegre (-2.0008°, -54.081°, elevation 57 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).