Alvorada weather in August

In August, Alvorada sees average daytime highs of 21°C and overnight lows near 11°C, with 122 mm of rain across 10.4 wet days and about 10.9 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 36% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of August to 11 h 18 min by month's end. Set against the rest of the year, August is Alvorada's 2nd-clearest and 6th-windiest month. For the whole year in context, see Alvorada's year-round climate.

Daytime high
21°
10th warmest
Overnight low
11°
3rd coldest
Rainfall
122 mm
10.4 wet days
Daylight
10 h 54 min
8:01 AM – 6:56 PM
Cloud cover
56%
2nd clearest
Wind
10 km/h
6th windiest
Solar energy
3.4 kWh/m²
Travel score
6.5
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical August day in Alvorada reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 28°C. Set against its neighbours, August runs about 2°C warmer than July and about 1°C cooler than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12010
22010
32010
42010
52010
62010
72011
82011
92011
102011
112111
122111
132111
142111
152111
162111
172111
182111
192111
202111
212112
222112
232212
242212
252212
262212
272212
282212
292212
302212
312212

Alvorada weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 21°14014.213.74.7
Feb29° / 20°12713.913.14.7
Mar28° / 19°12112.612.25.7
Apr25° / 16°1029.711.36.8
May22° / 13°1069.210.56.7
Jun20° / 11°1129.410.16.2
Jul19° / 10°13610.310.36.1
Aug21° / 11°12210.410.96.5
Sep22° / 13°14711.211.86.3
Oct24° / 15°16912.712.76.4
Nov27° / 17°12210.913.56.4
Dec29° / 19°12912.413.95.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34852
44852
54753
64753
74852
84852
94852
104852
114852
124852
134951
145050
155050
164951
175050
185050
195248
205248
215248
225248
235248
245149
255149
265149
275050
284951
294951
304951
314753

Chance of precipitation in August

Any precipitation

Alvorada gets around 122 mm of rain over 10.4 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 33% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
234
334
434
534
634
734
833
933
1033
1133
1233
1333
1433
1533
1633
1732
1832
1932
2032
2133
2233
2333
2434
2534
2634
2735
2835
2935
3035
3135

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 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16127120
26028120
36028120
46028120
55829121
65929111
75830111
85830111
95731111
105632111
115632111
125533111
135334121
145334121
155234131
165135131
175035141
184935151
194835161
204834171
214734181
224633192
234632202
244632212
254531222
264530232
274529232
284529242
294528243
304528243
314428253

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 10 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
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
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 30 min at the start of August to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over August. Sunrise moves from 8:14 AM to 7:44 AM, and sunset from 6:47 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.58:146:47
210.68:136:47
310.68:136:48
410.68:126:48
510.68:116:49
610.78:106:50
710.78:106:50
810.78:096:51
910.78:086:51
1010.88:076:52
1110.88:066:53
1210.88:056:53
1310.88:046:54
1410.98:036:54
1510.98:026:55
1610.98:016:56
1710.98:006:56
1811.07:596:57
1911.07:586:57
2011.07:576:58
2111.07:566:59
2211.17:556:59
2311.17:547:00
2411.17:537:00
2511.27:517:01
2611.27:507:02
2711.27:497:02
2811.27:487:03
2911.37:477:03
3011.37:467:04
3111.37:447:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.4 kWh/m².

For context, solar energy here swings from a low near 2.44 kWh/m² to a high of 6.65 kWh/m² in December across the year — August's 3.4 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.3Moderate
133.3Moderate
143.3Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.8Moderate
313.8Moderate
Planning a trip in August

Is August a good time to visit Alvorada?

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

6.5
Sightseeing
3rd-best month of the year
3.9
Beach & pool
10th-best month of the year

August is a reasonable time to visit Alvorada for sightseeing.

What to pack for Alvorada in August

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

In August, Alvorada sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Alvorada in August

The nearest coast averages about 16°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 km away) is warmest in February at about 26°C and coldest in July near 15°C.

It's comfortable for a long swim from Oct 23 to May 10 — about 6.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar25Warm
Apr23Refreshing
May19Cool
Jun17Cool
Jul15Cool
Aug16Cool
Sep17Cool
Oct20Cool
Nov22Refreshing
Dec24Warm

UV index in Alvorada in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Alvorada peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 15UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Very high
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Alvorada 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 Alvorada is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateAug 1327 µg/m³Dec 2213 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar15Moderate
Apr18Moderate
May21Moderate
Jun23Moderate
Jul25Moderate
Aug27Moderate
Sep23Moderate
Oct16Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Alvorada?

Alvorada sits at 30.0°S, 51.1°W, 47 m above sea level, in Brazil. The nearest listed city is Cachoeirinha, 6.0 km away.

Topography around Alvorada

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

Within 3 km, the terrain around Alvorada has only modest variations in elevation — a maximum elevation change of 103 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 311 m; within 80 km, large variations in elevation — a maximum elevation change of 987 m.

The land around Alvorada is covered by artificial surfaces (67%) within 3 km, trees (39%) and artificial surfaces (33%) within 16 km, and trees (44%) and grassland (20%) within 80 km.

3 km
103 m
16 km
311 m
80 km
987 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Cachoeirinha 6.0 km · Gravataí 10 km · Viamão 10 km · Canoas 14 km · Porto Alegre 15 km · Esteio 18 km · Sapucaia do Sul 21 km · Nova Santa Rita 25 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 Alvorada (-30.0002°, -51.0763°, elevation 47 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).