Itabaianinha weather in January

In January, Itabaianinha sees average daytime highs of 32°C and overnight lows near 23°C, with 51 mm of rain across 12.8 wet days and about 12.6 hours of daylight. It is the 1st-warmest and 7th-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 32% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of January to 12 h 30 min by month's end. Set against the rest of the year, January is Itabaianinha's 9th-clearest and 4th-windiest month. For the whole year in context, see Itabaianinha's year-round climate.

Daytime high
32°
1st warmest
Overnight low
23°
10th coldest
Rainfall
51 mm
12.8 wet days
Daylight
12 h 36 min
5:23 AM – 5:58 PM
Cloud cover
57%
9th clearest
Wind
11 km/h
4th windiest
Solar energy
6.15 kWh/m²
Travel score
4.0
out of 10

Itabaianinha is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical January day in Itabaianinha reaches about 32°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173123
183123
193123
203123
213123
223123
233123
243123
253123
263223
273223
283223
293223
303223
313223

How January really feels in Itabaianinha

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Itabaianinha weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 7th-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45545
55545
65545
75545
85545
95545
105545
115644
125545
135545
145545
155545
165545
175644
185644
195644
205644
215743
225743
235743
245743
255743
265842
275743
285743
295842
305842
315842

Chance of precipitation in January

Any precipitation

Itabaianinha gets around 51 mm of rain over 12.8 wet days in January. 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 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
234
335
436
537
638
739
840
940
1041
1141
1242
1342
1442
1542
1642
1742
1842
1942
2042
2142
2242
2342
2442
2542
2643
2743
2843
2943
3043
3143

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
12674
22674
32575
42575
52476
62476
72476
82476
92476
102575
112575
122575
132575
142575
152575
162674
172674
182674
192674
202674
212674
222575
232575
242476
252476
262377
272278
282179
292080
301981
311882

Wind in January

Winds average 11 km/h in January.

Across January, 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
112calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 42 min at the start of January to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:15 AM to 5:30 AM, and sunset from 5:54 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:155:54
212.65:155:54
312.65:165:55
412.65:165:55
512.65:175:55
612.65:175:56
712.65:185:56
812.65:185:56
912.65:195:57
1012.65:205:57
1112.65:205:57
1212.65:215:57
1312.65:215:58
1412.65:225:58
1512.65:225:58
1612.65:235:58
1712.65:235:58
1812.65:245:59
1912.65:245:59
2012.65:255:59
2112.65:255:59
2212.65:265:59
2312.65:265:59
2412.55:265:59
2512.55:275:59
2612.55:275:59
2712.55:285:59
2812.55:285:59
2912.55:295:59
3012.55:295:59
3112.55:305:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.15 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 — January's 6.15 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in January

Is January a good time to visit Itabaianinha?

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

4.0
Sightseeing
9th-best month of the year
6.2
Beach & pool
4th-best month of the year

January 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 January

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

In January, Itabaianinha sees daytime highs around 32°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

Sea temperature near Itabaianinha in January

The nearest coast averages about 27°C in January — 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 January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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
January 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).