Cachoeira do Sul weather in August

In August, Cachoeira do Sul sees average daytime highs of 21°C and overnight lows near 11°C, with 121 mm of rain across 10 wet days and about 10.9 hours of daylight. It is the 10th-warmest and 9th-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 38% 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 Cachoeira do Sul's 1st-clearest and 6th-windiest month. For the whole year in context, see Cachoeira do Sul's year-round climate.

Daytime high
21°
10th warmest
Overnight low
11°
3rd coldest
Rainfall
121 mm
10 wet days
Daylight
10 h 54 min
8:08 AM – 7:03 PM
Cloud cover
54%
1st clearest
Wind
11 km/h
6th windiest
Solar energy
3.43 kWh/m²
Travel score
6.6
out of 10

Cachoeira do Sul 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 20°C in the first days to 22°C by the end.

A typical August day in Cachoeira do Sul 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 14°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
72010
82010
92010
102110
112110
122110
132110
142111
152111
162111
172111
182111
192111
202111
212211
222211
232211
242211
252211
262211
272212
282212
292212
302212
312212

How August really feels in Cachoeira do Sul

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cachoeira do Sul weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 20°1331313.74.3
Feb30° / 20°11611.713.14.6
Mar29° / 19°10810.112.25.6
Apr26° / 16°1259.311.36.8
May22° / 13°120910.56.7
Jun19° / 10°1339.810.16.1
Jul19° / 14610.410.36.1
Aug21° / 11°1211010.96.6
Sep22° / 12°15310.711.86.5
Oct25° / 15°1901212.76.4
Nov28° / 17°12610.113.56.2
Dec30° / 19°13211.313.94.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45050
55149
65149
75149
85050
95050
105050
115050
125149
135149
145149
155149
165149
175248
185248
195347
205347
215347
225347
235347
245248
255248
265149
275149
285050
294951
304951
314852

Chance of precipitation in August

Any precipitation

Cachoeira do Sul gets around 121 mm of rain over 10 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 32% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
231
331
431
531
631
731
831
931
1032
1132
1232
1332
1432
1532
1632
1732
1832
1932
2032
2132
2233
2333
2433
2534
2634
2734
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 58% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16523120
26523120
36523120
46523120
56523120
66523120
76523120
86424120
96424120
106325120
116325120
126226120
136026131
146026131
155927131
165827141
175727151
185727151
195627161
205527171
215426182
225426182
235326192
245325202
255324212
265124223
275223223
285123233
295123233
305023234
315122234

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
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 8:22 AM to 7:52 AM, and sunset from 6:54 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.58:226:54
210.68:216:54
310.68:206:55
410.68:196:56
510.68:196:56
610.78:186:57
710.78:176:57
810.78:166:58
910.78:156:59
1010.78:146:59
1110.88:137:00
1210.88:127:00
1310.88:117:01
1410.98:107:02
1510.98:097:02
1610.98:087:03
1710.98:077:03
1811.08:067:04
1911.08:057:05
2011.08:047:05
2111.08:037:06
2211.18:027:06
2311.18:017:07
2411.18:007:08
2511.27:597:08
2611.27:587:09
2711.27:567:09
2811.27:557:10
2911.37:547:10
3011.37:537:11
3111.37:527:12

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.43 kWh/m².

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.65 kWh/m² in December across the year — August's 3.43 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.2Moderate
93.2Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.4Moderate
143.4Moderate
153.4Moderate
163.4Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.8Moderate
Planning a trip in August

Is August a good time to visit Cachoeira do Sul?

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

6.6
Sightseeing
3rd-best month of the year
4.0
Beach & pool
10th-best month of the year

August is a reasonable time to visit Cachoeira do Sul for sightseeing.

What to pack for Cachoeira do Sul in August

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

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

rain gear

UV index in Cachoeira do Sul 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 Cachoeira do Sul peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 16UV 13Jun 18UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar10Extreme
Apr8Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct6High
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Cachoeira do Sul?

Cachoeira do Sul sits at 30.0°S, 52.9°W, 77 m above sea level, in Brazil. The nearest listed city is Candelária, 42 km away.

Topography around Cachoeira do Sul

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

Within 3 km, the terrain around Cachoeira do Sul has only modest variations in elevation — a maximum elevation change of 110 m around an average of 59 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 145 m; within 80 km, large variations in elevation — a maximum elevation change of 661 m.

The land around Cachoeira do Sul is covered by trees (35%) and artificial surfaces (33%) within 3 km, cropland (48%) and grassland (28%) within 16 km, and trees (39%), cropland (36%) and grassland (23%) within 80 km.

3 km
110 m
16 km
145 m
80 km
661 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Candelária 42 km · Rio Pardo 50 km · Vera Cruz 52 km · Agudo 55 km · Santa Cruz do Sul 58 km · São Sepé 66 km · Encruzilhada do Sul 67 km · Caçapava do Sul 78 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 Cachoeira do Sul (-30.0392°, -52.8939°, elevation 77 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).