Birigui weather in October

In October, Birigui sees average daytime highs of 32°C and overnight lows near 21°C, with 102 mm of rain across 11.6 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 34% 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 Birigui's 8th-clearest and 4th-windiest month. For the whole year in context, see Birigui's year-round climate.

Daytime high
32°
1st warmest
Overnight low
21°
7th coldest
Rainfall
102 mm
11.6 wet days
Daylight
12 h 30 min
6:51 AM – 7:21 PM
Cloud cover
58%
8th clearest
Wind
10 km/h
4th windiest
Solar energy
6.03 kWh/m²
Travel score
4.1
out of 10

Birigui 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 Birigui 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 on par with November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63220
73220
83220
93220
103220
113221
123221
133221
143221
153221
163221
173221
183221
193221
203221
213221
223221
233221
243221
253221
263121
273121
283121
293121
303121
313121

How October really feels in Birigui

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.

Birigui 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
Jan31° / 23°24422.313.23.4
Feb31° / 23°17518.712.73.5
Mar31° / 22°14117.912.24.0
Apr30° / 20°577.611.55.5
May27° / 17°465.5117.2
Jun27° / 16°293.510.77.8
Jul28° / 16°192.410.87.8
Aug30° / 17°202.811.36.3
Sep31° / 19°586.511.94.9
Oct32° / 21°10211.612.54.1
Nov31° / 21°14215.2133.8
Dec31° / 22°18220.313.33.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% 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 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65545
75545
85545
95446
105446
115446
125446
135347
145248
155248
165149
175050
184951
194852
204852
214654
224654
234555
244555
254456
264456
274456
284357
294159
304159
314159

Chance of precipitation in October

Any precipitation

Birigui gets around 102 mm of rain over 11.6 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 37% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
131
231
331
432
532
632
732
833
933
1033
1134
1234
1335
1435
1536
1637
1737
1838
1939
2040
2140
2241
2342
2442
2543
2643
2744
2845
2945
3046
3146

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 55% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1122228344
2112228355
3112128355
4102028366
5102028366
691928377
791928378
881828378
981828389
1081728389
1171728399
12716273910
13716274010
14615274110
15515274210
16514274311
17413274412
18313264512
19312264613
20212254714
21211254814
22211244915
23210244915
24210234916
25210224917
2629224918
2729214919
2829214820
2928214821
3028204821
3138204722

Wind in October

Winds average 10 km/h in October.

Across October, 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 7:05 AM to 6:42 AM, and sunset from 7:16 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:057:16
212.27:047:16
312.27:037:17
412.37:027:17
512.37:017:17
612.37:007:18
712.36:597:18
812.36:587:18
912.46:577:19
1012.46:567:19
1112.46:567:19
1212.46:557:20
1312.46:547:20
1412.56:537:21
1512.56:527:21
1612.56:517:21
1712.56:517:22
1812.56:507:22
1912.66:497:23
2012.66:487:23
2112.66:487:23
2212.66:477:24
2312.66:467:24
2412.76:467:25
2512.76:457:25
2612.76:447:26
2712.76:447:26
2812.76:437:27
2912.76:437:27
3012.86:427:28
3112.86:427:28

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.03 kWh/m².

For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 6.12 kWh/m² in November across the year — October's 6.03 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
66.0Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in October

Hazard calendar for Birigui

In seasonPeak

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

Birigui'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 Birigui?

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

4.1
Sightseeing
7th-best month of the year
6.3
Beach & pool
7th-best month of the year

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

What to pack for Birigui in October

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

In October, Birigui 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 Birigui in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Birigui peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 22UV 15Jun 23UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct10Extreme
Nov13Extreme
Dec13Extreme

Air quality in Birigui 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 Birigui is worst in September — around 21 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1620 µg/m³Nov 227 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May9Good
Jun9Good
Jul8Good
Aug13Moderate
Sep21Moderate
Oct13Moderate
Nov7Good
Dec7Good
Location & terrain

Where is Birigui?

Birigui sits at 21.3°S, 50.3°W, 409 m above sea level, in Brazil. The nearest listed city is Araçatuba, 13 km away.

Topography around Birigui

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

Within 3 km, the terrain around Birigui has only modest variations in elevation — a maximum elevation change of 107 m around an average of 418 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 164 m; within 80 km, significant variations in elevation — a maximum elevation change of 283 m.

The land around Birigui is covered by artificial surfaces (59%) within 3 km, cropland (58%) and grassland (24%) within 16 km, and cropland (57%) and grassland (25%) within 80 km.

3 km
107 m
16 km
164 m
80 km
283 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Araçatuba 13 km · Penápolis 31 km · Guararapes 32 km · Buritama 32 km · Valparaíso 55 km · Promissão 57 km · Tupã 74 km · Lins 76 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 Birigui (-21.2886°, -50.34°, elevation 409 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).