Júlio de Castilhos weather in August

In August, Júlio de Castilhos sees average daytime highs of 20°C and overnight lows near 10°C, with 130 mm of rain across 9.9 wet days and about 11 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 21°C by the end. The sky is clear or mostly clear about 43% of the time in August, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of August to 11 h 24 min by month's end. Set against the rest of the year, August is Júlio de Castilhos's 1st-clearest and 3rd-windiest month. For the whole year in context, see Júlio de Castilhos's year-round climate.

Daytime high
20°
10th warmest
Overnight low
10°
3rd coldest
Rainfall
130 mm
9.9 wet days
Daylight
10 h 54 min
8:11 AM – 7:07 PM
Cloud cover
50%
1st clearest
Wind
13 km/h
3rd windiest
Solar energy
3.64 kWh/m²
Travel score
6.5
out of 10

Júlio de Castilhos 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 19°C in the first days to 21°C by the end.

A typical August day in Júlio de Castilhos reaches about 20°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 27°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)
1199
2199
3199
4199
5199
6199
71910
81910
92010
102010
112010
122010
132010
142010
152010
162010
172010
182010
192010
202010
212111
222111
232111
242111
252111
262111
272111
282111
292111
302111
312111

Júlio de Castilhos weather by month

How August compares with the rest of the year at a glance. August is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°17315.513.75.0
Feb28° / 18°14514.2135.4
Mar27° / 17°13212.612.26.2
Apr24° / 15°14610.411.36.8
May20° / 11°1289.210.66.5
Jun18° / 10°13610.110.25.9
Jul18° / 15810.310.35.9
Aug20° / 10°1309.9116.5
Sep21° / 12°16711.211.86.3
Oct24° / 14°22613.212.76.4
Nov26° / 15°15111.313.56.5
Dec28° / 18°17213.213.85.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25347
35347
45347
55347
65347
75347
85347
95347
105347
115347
125347
135347
145446
155446
165446
175446
185545
195545
205545
215545
225644
235644
245545
255446
265446
275446
285248
295248
305149
315149

Chance of precipitation in August

Any precipitation

Júlio de Castilhos gets around 130 mm of rain over 9.9 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
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2031
2132
2232
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 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1732250
2712360
3712360
4712360
5702460
6702460
7702460
8692560
9692560
10692560
11682660
12682660
13672670
14672670
15662770
16662770
17652780
18642880
19632890
20632890
216129100
226129100
236029110
245929120
255929120
265829130
275828140
285828140
295728150
305827150
315627161

Wind in August

Winds average 13 km/h in August.

Across August, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 36 min at the start of August to 11 h 24 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 8:23 AM to 7:54 AM, and sunset from 6:58 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.68:236:58
210.68:236:59
310.68:226:59
410.78:217:00
510.78:207:01
610.78:207:01
710.78:197:02
810.78:187:02
910.88:177:03
1010.88:167:04
1110.88:157:04
1210.88:147:05
1310.98:137:05
1410.98:127:06
1510.98:127:07
1610.98:117:07
1711.08:107:08
1811.08:097:08
1911.08:087:09
2011.08:067:09
2111.18:057:10
2211.18:047:10
2311.18:037:11
2411.28:027:12
2511.28:017:12
2611.28:007:13
2711.27:597:13
2811.37:587:14
2911.37:567:14
3011.37:557:15
3111.47:547:15

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.64 kWh/m².

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 6.69 kWh/m² in December across the year — August's 3.64 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.4Moderate
83.4Moderate
93.4Moderate
103.4Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
294.0Moderate
304.0Moderate
314.0Moderate
Planning a trip in August

Is August a good time to visit Júlio de Castilhos?

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

6.5
Sightseeing
2nd-best month of the year
3.4
Beach & pool
10th-best month of the year

August is a reasonable time to visit Júlio de Castilhos for sightseeing.

What to pack for Júlio de Castilhos in August

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

In August, Júlio de Castilhos sees daytime highs around 20°C and nights near 10°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Júlio de Castilhos 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 Júlio de Castilhos peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 19UV 14Jun 20UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct6High
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Júlio de Castilhos?

Júlio de Castilhos sits at 29.2°S, 53.7°W, 529 m above sea level, in Brazil. The nearest listed city is Tupanciretã, 22 km away.

Topography around Júlio de Castilhos

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

Within 3 km, the terrain around Júlio de Castilhos has only modest variations in elevation — a maximum elevation change of 99 m around an average of 483 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 186 m; within 80 km, large variations in elevation — a maximum elevation change of 619 m.

The land around Júlio de Castilhos is covered by cropland (47%) and grassland (21%) within 3 km, cropland (72%) within 16 km, and cropland (58%) and trees (24%) within 80 km.

3 km
99 m
16 km
186 m
80 km
619 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Tupanciretã 22 km · Santa Maria 52 km · Agudo 63 km · São Pedro do Sul 65 km · Cruz Alta 65 km · Ibirubá 88 km · Ijuí 96 km · Espumoso 98 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 Júlio de Castilhos (-29.2269°, -53.6817°, elevation 529 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).