Barretos weather in October

In October, Barretos sees average daytime highs of 32°C and overnight lows near 21°C, with 105 mm of rain across 12.4 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 32°C through the month. The sky is clear or mostly clear about 33% of the time in October, and the air most often feels muggy.

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 Barretos's 7th-clearest and 3rd-windiest month. For the whole year in context, see Barretos's year-round climate.

Daytime high
32°
1st warmest
Overnight low
21°
7th coldest
Rainfall
105 mm
12.4 wet days
Daylight
12 h 30 min
6:45 AM – 7:14 PM
Cloud cover
58%
7th clearest
Wind
9 km/h
3rd windiest
Solar energy
6.14 kWh/m²
Travel score
3.9
out of 10

Barretos 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 32°C through the month.

A typical October day in Barretos reaches about 32°C in the afternoon and slips back to 21°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 36°C. Set against its neighbours, October runs on par with September and about 1°C warmer than November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13220
23220
33220
43220
53221
63221
73221
83221
93221
103221
113221
123221
133221
143221
153221
163221
173221
183221
193221
203221
213221
223221
233221
243221
253221
263221
273221
283121
293121
303121
313121

How October really feels in Barretos

Once humidity and wind are folded in, October averages 24 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
24
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Barretos 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
Jan30° / 22°25923.113.13.4
Feb30° / 22°18819.312.73.6
Mar30° / 21°17119.512.13.9
Apr30° / 20°638.511.55.4
May28° / 17°355.1117.2
Jun27° / 16°212.610.88.0
Jul28° / 16°131.710.97.9
Aug30° / 17°152.311.36.3
Sep32° / 19°556.411.94.8
Oct32° / 21°10512.412.53.9
Nov31° / 21°16017.8133.7
Dec30° / 22°22622.713.23.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55446
65446
75446
85446
95446
105446
115446
125446
135446
145347
155248
165248
175149
185050
194951
204852
214753
224654
234654
244456
254357
264258
274258
284159
294060
304060
313961

Chance of precipitation in October

Any precipitation

Barretos gets around 105 mm of rain over 12.4 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 40% and peaks near 51% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
134
234
334
435
535
635
735
835
935
1036
1136
1236
1337
1437
1538
1638
1739
1840
1941
2042
2142
2243
2344
2445
2546
2647
2748
2849
2949
3050
3151

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 43% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1202131271
2192130281
3182130301
4182129302
5172129312
6172128322
7162228322
8162227332
9162227332
10152227342
11142227343
12142227343
13132227353
14122227353
15112228363
16102128373
1792029384
1882029394
1971930404
2071830414
2161730435
2251531445
2351431455
2441331465
2541331476
2641230496
2731130506
2831029517
2931029517
303928537
313928537

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
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
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 6:58 AM to 6:35 AM, and sunset from 7:09 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:587:09
212.26:577:09
312.26:567:09
412.26:557:10
512.36:547:10
612.36:537:10
712.36:527:11
812.36:517:11
912.36:517:11
1012.46:507:12
1112.46:497:12
1212.46:487:12
1312.46:477:13
1412.46:467:13
1512.56:467:13
1612.56:457:14
1712.56:447:14
1812.56:437:14
1912.56:437:15
2012.66:427:15
2112.66:417:16
2212.66:417:16
2312.66:407:17
2412.66:397:17
2512.66:397:17
2612.76:387:18
2712.76:377:18
2812.76:377:19
2912.76:367:19
3012.76:367:20
3112.86:357:20

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.14 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4 kWh/m² to a high of 6.14 kWh/m² in October across the year — October's 6.14 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Intense
46.0Intense
56.0Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in October

Hazard calendar for Barretos

In seasonPeak

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

Barretos'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 Barretos?

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

3.9
Sightseeing
7th-best month of the year
6.1
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in Barretos. The water and warmth also suit a beach or pool day.

What to pack for Barretos in October

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

In October, Barretos sees daytime highs around 32°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Barretos 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 Barretos peaks around January 23 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 23UV 15Jun 21UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Barretos 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 Barretos is worst in September — around 34 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (November, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1533 µg/m³Nov 227 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr9Good
May10Good
Jun10Good
Jul9Good
Aug21Moderate
Sep34Moderate
Oct18Moderate
Nov7Good
Dec8Good
Location & terrain

Where is Barretos?

Barretos sits at 20.6°S, 48.6°W, 538 m above sea level, in Brazil. The nearest listed city is Colina, 18 km away.

Topography around Barretos

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

Within 3 km, the terrain around Barretos has only modest variations in elevation — a maximum elevation change of 92 m around an average of 551 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 191 m; within 80 km, significant variations in elevation — a maximum elevation change of 431 m.

The land around Barretos is covered by artificial surfaces (61%) within 3 km, cropland (69%) and trees (20%) within 16 km, and cropland (72%) within 80 km.

3 km
92 m
16 km
191 m
80 km
431 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Colina 18 km · Guaíra 38 km · Monte Azul Paulista 40 km · Olímpia 41 km · Bebedouro 45 km · Viradouro 45 km · Morro Agudo 56 km · Pitangueiras 62 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 Barretos (-20.5572°, -48.5678°, elevation 538 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).