Casa Branca weather in October

In October, Casa Branca sees average daytime highs of 29°C and overnight lows near 19°C, with 98 mm of rain across 13.3 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 30% of the time in October, and the air most often feels humid.

Daylight stretches from about 12 h 12 min at the start of October to 12 h 48 min by month's end. Set against the rest of the year, October is Casa Branca's 7th-clearest and 3rd-windiest month. For the whole year in context, see Casa Branca's year-round climate.

Daytime high
29°
1st warmest
Overnight low
19°
7th coldest
Rainfall
98 mm
13.3 wet days
Daylight
12 h 30 min
6:38 AM – 7:09 PM
Cloud cover
60%
7th clearest
Wind
9 km/h
3rd windiest
Solar energy
5.96 kWh/m²
Travel score
4.9
out of 10

Casa Branca is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical October day in Casa Branca reaches about 29°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 34°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
92918
103018
113019
123019
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
232919
242919
252919
262919
272919
282919
292919
302919
312919

Casa Branca weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°23522.313.23.9
Feb29° / 20°16418.612.74.1
Mar29° / 19°14117.712.24.7
Apr28° / 18°588.511.56.5
May25° / 15°466117.6
Jun25° / 14°263.410.78.3
Jul25° / 13°222.610.88.4
Aug27° / 15°193.211.37.9
Sep29° / 17°647.411.96.1
Oct29° / 19°9813.312.54.9
Nov29° / 19°15417.1134.6
Dec29° / 20°19921.713.34.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25347
35347
45347
55248
65248
75149
85149
95050
105050
114951
124951
134852
144753
154654
164555
174456
184357
194357
204357
214159
224159
234060
243961
253961
264060
273862
283862
293862
303763
313763

Chance of precipitation in October

Any precipitation

Casa Branca gets around 98 mm of rain over 13.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 53% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
135
235
335
436
536
636
736
836
937
1037
1138
1239
1339
1440
1541
1642
1743
1844
1945
2046
2147
2248
2349
2449
2550
2650
2751
2851
2952
3052
3153

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12628369
225283710
325283710
424283711
524283712
623283712
723283713
822273614
922273615
1022273615
1121273616
1220273616
1320273717
1419273717
1518263818
1617263918
1716263919
1815254020
1913254121
2012244221
2111244322
2211234323
2310234423
2410224424
259224425
269224425
279214426
288214327
298204328
308204229
318204230

Wind in October

Winds average 9 km/h in October.

Across October, daily wind ranges from about 8 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
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over October. Sunrise moves from 6:51 AM to 6:28 AM, and sunset from 7:03 PM to 7:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:517:03
212.26:507:04
312.26:497:04
412.36:497:04
512.36:487:05
612.36:477:05
712.36:467:05
812.36:457:06
912.46:447:06
1012.46:437:06
1112.46:427:07
1212.46:417:07
1312.56:407:08
1412.56:407:08
1512.56:397:08
1612.56:387:09
1712.56:377:09
1812.66:367:10
1912.66:367:10
2012.66:357:10
2112.66:347:11
2212.66:347:11
2312.66:337:12
2412.76:327:12
2512.76:317:13
2612.76:317:13
2712.76:307:14
2812.76:307:14
2912.86:297:15
3012.86:287:15
3112.86:287:16

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.96 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.88 kWh/m² to a high of 5.96 kWh/m² in October across the year — October's 5.96 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Bright
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in October

Hazard calendar for Casa Branca

In seasonPeak

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

Casa Branca'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 October a good time to visit Casa Branca?

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

4.9
Sightseeing
7th-best month of the year
6.4
Beach & pool
7th-best month of the year

October is a reasonable time to visit Casa Branca for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Casa Branca in October

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

In October, Casa Branca sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Casa Branca in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Casa Branca peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Casa Branca in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Casa Branca is worst in September — around 32 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (November, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1430 µg/m³Nov 2310 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar12Good
Apr13Moderate
May15Moderate
Jun15Moderate
Jul16Moderate
Aug23Moderate
Sep32Moderate
Oct16Moderate
Nov10Good
Dec10Good
Location & terrain

Where is Casa Branca?

Casa Branca sits at 21.8°S, 47.1°W, 692 m above sea level, in Brazil. The nearest listed city is Santa Cruz das Palmeiras, 18 km away.

Topography around Casa Branca

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

Within 3 km, the terrain around Casa Branca has only modest variations in elevation — a maximum elevation change of 117 m around an average of 701 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 419 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,281 m.

The land around Casa Branca is covered by cropland (34%), trees (31%) and artificial surfaces (20%) within 3 km, cropland (53%) and trees (34%) within 16 km, and trees (39%), cropland (35%) and grassland (23%) within 80 km.

3 km
117 m
16 km
419 m
80 km
1,281 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Santa Cruz das Palmeiras 18 km · Tambaú 21 km · Vargem Grande do Sul 21 km · São José do Rio Pardo 28 km · Aguaí 34 km · Mococa 35 km · São João da Boa Vista 37 km · Santa Rita do Passa Quatro 41 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 Casa Branca (-21.7739°, -47.0864°, elevation 692 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).