Itabaianinha weather in October

In October, Itabaianinha sees average daytime highs of 29°C and overnight lows near 22°C, with 36 mm of rain across 10.1 wet days and about 12.3 hours of daylight. It is the 7th-warmest and 11th-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 33% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 24 min by month's end. Set against the rest of the year, October is Itabaianinha's 1st-clearest and 2nd-windiest month. For the whole year in context, see Itabaianinha's year-round climate.

Daytime high
29°
7th warmest
Overnight low
22°
5th coldest
Rainfall
36 mm
10.1 wet days
Daylight
12 h 18 min
5:09 AM – 5:24 PM
Cloud cover
51%
1st clearest
Wind
12 km/h
2nd windiest
Solar energy
5.92 kWh/m²
Travel score
5.3
out of 10

Itabaianinha 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 Itabaianinha reaches about 29°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, October runs about 2°C warmer than September and about 1°C cooler than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132922
142922
152922
162922
172922
182922
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How October really feels in Itabaianinha

Once humidity and wind are folded in, October averages 10 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
10
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.

Itabaianinha weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°5112.812.64.0
Feb31° / 23°5013.612.43.8
Mar31° / 23°5415.412.13.8
Apr30° / 23°731711.84.0
May29° / 22°9220.311.54.5
Jun27° / 21°8921.611.44.8
Jul26° / 20°7420.911.45.1
Aug27° / 20°6419.511.65.3
Sep28° / 21°4614.911.95.5
Oct29° / 22°3610.112.35.3
Nov31° / 23°399.412.54.8
Dec31° / 23°359.112.64.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 35% of October, with mostly cloudy or overcast conditions the remaining 32%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37327
47228
57228
67129
77129
87030
96931
106931
116832
126832
136832
146733
156733
166733
176733
186733
196733
206733
216634
226634
236634
246634
256634
266634
276634
286535
296535
306436
316436

Chance of precipitation in October

Any precipitation

Itabaianinha gets around 36 mm of rain over 10.1 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 34% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
237
337
436
536
636
735
835
935
1035
1135
1235
1335
1435
1534
1634
1734
1834
1933
2033
2133
2232
2332
2432
2531
2631
2731
2831
2932
3032
3132

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
127325
227325
327226
427127
527127
627028
726929
826929
926830
1026830
1126731
1216732
1316633
1416534
1516435
1616336
1716237
1816138
1916039
2015940
2115841
2215742
2315643
2415544
2515445
2615346
2715247
2815247
2915148
3015148
3115049

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over October. Sunrise moves from 5:17 AM to 5:03 AM, and sunset from 5:23 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:175:23
212.15:175:23
312.15:165:23
412.15:155:23
512.15:155:23
612.25:145:23
712.25:135:23
812.25:135:23
912.25:125:23
1012.25:125:23
1112.25:115:23
1212.25:115:23
1312.25:105:24
1412.25:105:24
1512.25:095:24
1612.35:095:24
1712.35:085:24
1812.35:085:24
1912.35:075:24
2012.35:075:24
2112.35:065:25
2212.35:065:25
2312.35:055:25
2412.35:055:25
2512.35:055:25
2612.45:045:25
2712.45:045:26
2812.45:045:26
2912.45:035:26
3012.45:035:26
3112.45:035:27

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.92 kWh/m².

For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 6.29 kWh/m² in December across the year — October's 5.92 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
216.0Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.1Intense
316.1Intense
Planning a trip in October

Is October a good time to visit Itabaianinha?

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

5.3
Sightseeing
2nd-best month of the year
7.0
Beach & pool
1st-best month of the year

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

What to pack for Itabaianinha in October

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

In October, Itabaianinha sees daytime highs around 29°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Itabaianinha in October

The nearest coast averages about 26°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 47 km away) is warmest in April at about 28°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb28Warm
Mar28Tropical
Apr28Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov26Warm
Dec27Warm

UV index in Itabaianinha in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itabaianinha peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jul 11UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Itabaianinha?

Itabaianinha sits at 11.3°S, 37.8°W, 223 m above sea level, in Brazil. The nearest listed city is Umbaúba, 19 km away.

Topography around Itabaianinha

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

Within 3 km, the terrain around Itabaianinha has only modest variations in elevation — a maximum elevation change of 121 m around an average of 174 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 329 m; within 80 km, large variations in elevation — a maximum elevation change of 653 m.

The land around Itabaianinha is covered by grassland (67%) within 3 km, grassland (80%) within 16 km, and grassland (53%) within 80 km.

3 km
121 m
16 km
329 m
80 km
653 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
October weather nearby: Umbaúba 19 km · Cristinápolis 23 km · Boquim 23 km · Riachão do Dantas 24 km · Tobias Barreto 25 km · Rio Real 28 km · Estância 38 km · Indiaroba 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 Itabaianinha (-11.2739°, -37.79°, elevation 223 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).