Itaí weather in October

In October, Itaí sees average daytime highs of 27°C and overnight lows near 17°C, with 114 mm of rain across 11.9 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 27°C through the month. The sky is clear or mostly clear about 22% 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 Itaí's 8th-clearest and 2nd-windiest month. For the whole year in context, see Itaí's year-round climate.

Daytime high
27°
6th warmest
Overnight low
17°
6th coldest
Rainfall
114 mm
11.9 wet days
Daylight
12 h 36 min
6:45 AM – 7:18 PM
Cloud cover
67%
8th clearest
Wind
12 km/h
2nd windiest
Solar energy
5.41 kWh/m²
Travel score
6.1
out of 10

Itaí 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 27°C through the month.

A typical October day in Itaí reaches about 27°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 32°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)
12616
22616
32616
42616
52616
62716
72716
82716
92716
102716
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312717

Itaí 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°23421.813.34.0
Feb29° / 20°17218.912.84.1
Mar28° / 19°12516.312.25.1
Apr27° / 17°617.511.56.9
May24° / 15°687.210.97.3
Jun23° / 13°585.910.67.6
Jul23° / 13°504.910.77.8
Aug25° / 13°46511.28.0
Sep26° / 15°908.811.97.0
Oct27° / 17°11411.912.56.1
Nov28° / 18°13414.113.15.6
Dec28° / 19°16617.913.44.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33862
43862
53862
63763
73862
83763
93763
103664
113763
123664
133664
143565
153664
163565
173565
183466
193466
203466
213367
223367
233367
243367
253367
263367
273466
283466
293466
303466
313466

Chance of precipitation in October

Any precipitation

Itaí gets around 114 mm of rain over 11.9 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 39% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
438
538
638
738
837
937
1037
1137
1237
1337
1438
1538
1638
1738
1839
1939
2039
2139
2240
2340
2440
2540
2640
2740
2840
2940
3040
3141

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 41% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
120353312
219343413
318333513
417333614
517323715
616313815
715303916
814304016
914294117
1013284118
1113274218
1212264219
1312264319
1412254320
1511254321
1611244422
1710234423
1810234423
199234424
209224425
219224425
228224425
238224425
249224326
259234326
269234226
279234226
289234227
299234127
309224128
319224128

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
712light breeze
812light breeze
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 6:59 AM to 6:34 AM, and sunset from 7:12 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:597:12
212.26:587:12
312.36:577:13
412.36:567:13
512.36:557:13
612.36:547:14
712.46:537:14
812.46:527:15
912.46:517:15
1012.46:507:15
1112.46:497:16
1212.56:487:16
1312.56:477:17
1412.56:467:17
1512.56:467:18
1612.66:457:18
1712.66:447:18
1812.66:437:19
1912.66:427:19
2012.66:417:20
2112.76:417:20
2212.76:407:21
2312.76:397:21
2412.76:387:22
2512.76:387:23
2612.86:377:23
2712.86:367:24
2812.86:367:24
2912.86:357:25
3012.86:347:25
3112.96:347:26

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.41 kWh/m².

For context, solar energy here swings from a low near 3.25 kWh/m² to a high of 5.82 kWh/m² in December across the year — October's 5.41 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in October

Hazard calendar for Itaí

In seasonPeak

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

Itaí'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 Itaí?

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

6.1
Sightseeing
7th-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for Itaí in October

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

In October, Itaí sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Itaí 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 Itaí peaks around January 21 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 21UV 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 Itaí 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 Itaí is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (March, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1416 µg/m³Mar 158 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May10Good
Jun10Good
Jul11Good
Aug14Moderate
Sep16Moderate
Oct13Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Itaí?

Itaí sits at 23.4°S, 49.1°W, 616 m above sea level, in Brazil. The nearest listed city is Taquarituba, 20 km away.

Topography around Itaí

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

Within 3 km, the terrain around Itaí has only modest variations in elevation — a maximum elevation change of 167 m around an average of 634 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 232 m; within 80 km, large variations in elevation — a maximum elevation change of 695 m.

The land around Itaí is covered by cropland (38%), grassland (25%) and trees (24%) within 3 km, cropland (47%) and trees (24%) within 16 km, and cropland (39%), trees (37%) and grassland (20%) within 80 km.

3 km
167 m
16 km
232 m
80 km
695 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Taquarituba 20 km · Paranapanema 38 km · Piraju 39 km · Avaré 39 km · Fartura 43 km · Cerqueira César 43 km · Itaberá 50 km · Itatinga 60 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 Itaí (-23.4178°, -49.0906°, elevation 616 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).