São Luís de Montes Belos weather in August

In August, São Luís de Montes Belos sees average daytime highs of 32°C and overnight lows near 19°C, with 7 mm of rain across 0.8 wet days and about 11.4 hours of daylight. It is the 3rd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 33°C by the end. The sky is clear or mostly clear about 71% of the time in August, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is São Luís de Montes Belos's 2nd-clearest and 1st-windiest month. For the whole year in context, see São Luís de Montes Belos's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
19°
4th coldest
Rainfall
7 mm
0.8 wet days
Daylight
11 h 24 min
7:42 AM – 7:09 PM
Cloud cover
28%
2nd clearest
Wind
9 km/h
1st windiest
Solar energy
5.46 kWh/m²
Travel score
5.1
out of 10

São Luís de Montes Belos 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

Highs climb over the month, from about 31°C in the first days to 33°C by the end.

A typical August day in São Luís de Montes Belos reaches about 32°C in the afternoon and slips back to 19°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, August runs about 2°C warmer than July and about 1°C cooler than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13118
23118
33118
43118
53218
63218
73218
83218
93218
103218
113218
123218
133219
143219
153219
163219
173219
183219
193219
203219
213319
223319
233319
243320
253320
263320
273320
283320
293320
303320
313320

How August really feels in São Luís de Montes Belos

Once humidity and wind are folded in, August averages 19 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
19
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.

São Luís de Montes Belos weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 21°2592512.93.5
Feb29° / 21°1932212.63.5
Mar30° / 21°19123.212.13.6
Apr30° / 20°8712.311.64.7
May30° / 19°132.411.26.2
Jun30° / 17°40.6116.5
Jul30° / 17°20.311.16.4
Aug32° / 19°70.811.45.1
Sep34° / 21°295.211.93.7
Oct32° / 22°10716.212.43.2
Nov30° / 21°18522.712.83.4
Dec29° / 21°23825.3133.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 13% of August, with mostly cloudy or overcast conditions the remaining 16%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38317
48317
58416
68416
78614
88614
98614
108713
118713
128614
138614
148713
158614
168614
178515
188515
198416
208416
218416
228317
238317
248218
258218
268218
278218
288218
298218
308119
318119

Chance of precipitation in August

Any precipitation

São Luís de Montes Belos gets around 7 mm of rain over 0.8 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 3% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
92
102
112
122
133
143
153
163
173
184
194
204
214
224
234
244
254
264
274
285
295
305
316

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1791740
2791740
3791740
4801640
5801640
6801640
7781651
8791551
9791551
10791551
11791551
12791551
13801451
14791461
15791461
16791461
17791461
18781561
19771571
20771571
21761671
22751681
23741781
24721891
257118101
267019101
276720112
286720112
296620122
306421123
316321133

Wind in August

Winds average 9 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 9 km/h on the calmest days to 9 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
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 18 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over August. Sunrise moves from 7:50 AM to 7:32 AM, and sunset from 7:05 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:507:05
211.37:507:05
311.37:497:06
411.37:497:06
511.37:487:06
611.37:487:06
711.37:477:07
811.37:477:07
911.37:467:07
1011.47:467:07
1111.47:457:08
1211.47:457:08
1311.47:447:08
1411.47:447:08
1511.47:437:09
1611.47:427:09
1711.57:427:09
1811.57:417:09
1911.57:407:09
2011.57:407:10
2111.57:397:10
2211.57:387:10
2311.57:387:10
2411.67:377:10
2511.67:367:10
2611.67:367:11
2711.67:357:11
2811.67:347:11
2911.67:337:11
3011.67:337:11
3111.77:327:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.46 kWh/m².

For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.06 kWh/m² in October across the year — August's 5.46 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.8Bright
Planning a trip in August

Hazard calendar for São Luís de Montes Belos

In seasonPeak

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

São Luís de Montes Belos's monsoon runs November–March, 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 São Luís de Montes Belos?

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

5.1
Sightseeing
4th-best month of the year
8.2
Beach & pool
4th-best month of the year

August is a reasonable time to visit São Luís de Montes Belos for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for São Luís de Montes Belos in August

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

In August, São Luís de Montes Belos sees daytime highs around 32°C and nights near 19°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in São Luís de Montes Belos in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in São Luís de Montes Belos peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 21UV 15Jun 22UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in São Luís de Montes Belos 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 São Luís de Montes Belos is worst in September — around 21 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (June, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1720 µg/m³Jun 237 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr8Good
May7Good
Jun7Good
Jul7Good
Aug11Good
Sep21Moderate
Oct13Moderate
Nov7Good
Dec7Good
Location & terrain

Where is São Luís de Montes Belos?

São Luís de Montes Belos sits at 16.5°S, 50.4°W, 579 m above sea level, in Brazil. The nearest listed city is Anicuns, 44 km away.

Topography around São Luís de Montes Belos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Luís de Montes Belos.

Within 3 km, the terrain around São Luís de Montes Belos has only modest variations in elevation — a maximum elevation change of 248 m around an average of 580 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 373 m; within 80 km, large variations in elevation — a maximum elevation change of 729 m.

The land around São Luís de Montes Belos is covered by grassland (39%), artificial surfaces (25%) and trees (21%) within 3 km, grassland (51%) and cropland (31%) within 16 km, and grassland (37%), cropland (37%) and trees (25%) within 80 km.

3 km
248 m
16 km
373 m
80 km
729 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Anicuns 44 km · Palmeiras de Goiás 57 km · Goiás 70 km · Indiara 79 km · Iporá 80 km · Itaberaí 82 km · Jussara 90 km · Trindade 95 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 São Luís de Montes Belos (-16.525°, -50.3722°, elevation 579 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).