Itu weather in October

In October, Itu sees average daytime highs of 28°C and overnight lows near 17°C, with 112 mm of rain across 12.6 wet days and about 12.5 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 26% 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 54 min by month's end. Set against the rest of the year, October is Itu's 8th-clearest and 2nd-windiest month. For the whole year in context, see Itu's year-round climate.

Daytime high
28°
6th warmest
Overnight low
17°
6th coldest
Rainfall
112 mm
12.6 wet days
Daylight
12 h 36 min
6:38 AM – 7:11 PM
Cloud cover
63%
8th clearest
Wind
12 km/h
2nd windiest
Solar energy
5.69 kWh/m²
Travel score
5.9
out of 10

Itu 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 28°C through the month.

A typical October day in Itu reaches about 28°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 33°C. Set against its neighbours, October runs about 1°C warmer than September and on par with November.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42717
52717
62717
72717
82717
92717
102817
112817
122817
132817
142817
152817
162817
172817
182817
192818
202818
212818
222818
232818
242818
252818
262818
272818
282818
292818
302818
312818

Itu weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°23721.813.34.1
Feb29° / 20°1621812.84.3
Mar28° / 19°12516.412.25.1
Apr27° / 17°617.911.56.9
May24° / 15°636.710.97.5
Jun24° / 13°485.110.68.0
Jul24° / 13°434.510.78.2
Aug25° / 13°364.411.28.1
Sep27° / 15°828.411.96.9
Oct28° / 17°11212.612.55.9
Nov28° / 18°1421513.15.5
Dec28° / 19°1851913.44.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44357
54357
64357
74357
84258
94258
104159
114258
124159
134159
144060
154060
164060
174060
183961
193961
203862
213862
223862
233961
243961
253961
263763
273862
283862
293862
303862
313862

Chance of precipitation in October

Any precipitation

Itu gets around 112 mm of rain over 12.6 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 41% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
138
238
338
437
537
637
737
837
938
1038
1138
1239
1339
1440
1541
1641
1742
1842
1943
2044
2144
2244
2344
2444
2544
2644
2744
2844
2944
3044
3145

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
121343610
220333710
319333811
418323911
517314012
617304112
716294212
815294313
915284413
1014274514
1114264614
1214254715
1313244815
1413234816
1512234917
1612224917
1711224918
1810214919
1910214920
209214921
219214822
229214822
239214723
249224623
259224524
269224425
279234325
289234326
299234227
309234127
319234128

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over October. Sunrise moves from 6:52 AM to 6:27 AM, and sunset from 7:05 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:527:05
212.26:517:05
312.36:507:05
412.36:497:06
512.36:487:06
612.36:477:06
712.46:467:07
812.46:457:07
912.46:447:08
1012.46:437:08
1112.46:427:09
1212.56:417:09
1312.56:407:09
1412.56:397:10
1512.56:397:10
1612.66:387:11
1712.66:377:11
1812.66:367:12
1912.66:357:12
2012.66:347:13
2112.76:347:13
2212.76:337:14
2312.76:327:14
2412.76:317:15
2512.76:317:15
2612.86:307:16
2712.86:297:16
2812.86:297:17
2912.86:287:17
3012.86:287:18
3112.96:277:19

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.69 kWh/m².

For context, solar energy here swings from a low near 3.53 kWh/m² to a high of 5.94 kWh/m² in November across the year — October's 5.69 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.4Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in October

Hazard calendar for Itu

In seasonPeak

In October, Itu sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Itu's rainy season runs October–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Itu?

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

5.9
Sightseeing
7th-best month of the year
6.3
Beach & pool
7th-best month of the year

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

What to pack for Itu in October

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

In October, Itu sees daytime highs around 28°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Itu 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 Itu peaks around January 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 22UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Itu 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 Itu is worst in July — around 38 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (January, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1838 µg/m³Jan 1018 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb20Moderate
Mar22Moderate
Apr26Moderate
May31Moderate
Jun35Poor
Jul38Poor
Aug36Poor
Sep35Poor
Oct25Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is Itu?

Itu sits at 23.3°S, 47.3°W, 594 m above sea level, in Brazil. The nearest listed city is Salto, 7.0 km away.

Topography around Itu

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

Within 3 km, the terrain around Itu has only modest variations in elevation — a maximum elevation change of 108 m around an average of 585 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 456 m; within 80 km, large variations in elevation — a maximum elevation change of 931 m.

The land around Itu is covered by artificial surfaces (53%) within 3 km, trees (38%) and grassland (34%) within 16 km, and trees (42%), grassland (23%) and cropland (22%) within 80 km.

3 km
108 m
16 km
456 m
80 km
931 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Salto 7.0 km · Cabreúva 18 km · Indaiatuba 21 km · Porto Feliz 24 km · Elias Fausto 26 km · Itupeva 28 km · Alumínio 30 km · Sorocaba 31 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 Itu (-23.2642°, -47.2992°, elevation 594 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).