Itaiópolis weather in January

In January, Itaiópolis sees average daytime highs of 27°C and overnight lows near 18°C, with 203 mm of rain across 21.1 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 1st-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 10% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 36 min at the start of January to 13 h 12 min by month's end. Set against the rest of the year, January is Itaiópolis's 11th-clearest and 7th-windiest month. For the whole year in context, see Itaiópolis's year-round climate.

Daytime high
27°
1st warmest
Overnight low
18°
11th coldest
Rainfall
203 mm
21.1 wet days
Daylight
13 h 30 min
6:44 AM – 8:13 PM
Cloud cover
75%
11th clearest
Wind
9 km/h
7th windiest
Solar energy
5.46 kWh/m²
Travel score
4.8
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in Itaiópolis reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, January runs on par with December and on par with February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12718
22718
32718
42718
52718
62718
72718
82718
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212718
222718
232718
242718
252718
262718
272718
282718
292718
302718
312718

Itaiópolis weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°20321.113.54.8
Feb26° / 18°17618.912.94.8
Mar26° / 17°12115.312.25.8
Apr23° / 15°809.311.46.8
May20° / 11°1028.910.76.4
Jun19° / 10°1149.410.46.1
Jul19° / 958.910.56.3
Aug21° / 10°957.911.16.8
Sep22° / 12°16311.111.86.3
Oct23° / 14°17015.312.65.8
Nov25° / 15°13614.413.36.0
Dec26° / 17°16317.413.65.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22575
32575
42575
52575
62575
72476
82476
92575
102575
112575
122674
132674
142674
152674
162575
172674
182674
192674
202575
212575
222476
232476
242575
252575
262575
272575
282674
292674
302674
312773

Chance of precipitation in January

Any precipitation

Itaiópolis gets around 203 mm of rain over 21.1 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 67% and peaks near 69% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
163
264
364
465
565
666
767
867
967
1068
1168
1268
1368
1468
1568
1668
1768
1868
1968
2069
2169
2269
2369
2468
2568
2668
2768
2868
2967
3067
3167

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 54% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121532501
211532511
311432521
411333521
511234521
621234511
721135511
821036511
921036511
102937511
112937511
122937511
131937521
1411037511
1511037520
1611037520
1711137510
1811136520
1911136520
2011235520
2111235520
2211234530
2311234530
2411233540
2511232541
2611132551
2711131561
2811131561
2911030581
3011030581
3111029591

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 36 min at the start of January to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:34 AM to 6:56 AM, and sunset from 8:12 PM to 8:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.66:348:12
213.66:358:12
313.66:358:12
413.66:368:12
513.66:378:13
613.66:378:13
713.66:388:13
813.66:398:13
913.66:398:13
1013.66:408:13
1113.56:418:13
1213.56:418:13
1313.56:428:13
1413.56:438:13
1513.56:448:13
1613.56:448:13
1713.56:458:13
1813.56:468:13
1913.46:478:13
2013.46:478:13
2113.46:488:13
2213.46:498:13
2313.46:508:13
2413.46:508:12
2513.36:518:12
2613.36:528:12
2713.36:538:12
2813.36:538:11
2913.36:548:11
3013.36:558:11
3113.26:568:10

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.46 kWh/m².

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 5.65 kWh/m² in December across the year — January's 5.46 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in January

Is January a good time to visit Itaiópolis?

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

4.8
Sightseeing
11th-best month of the year
4.8
Beach & pool
5th-best month of the year

January is a reasonable time to visit Itaiópolis for sightseeing.

What to pack for Itaiópolis in January

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

In January, Itaiópolis sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 21 days see rain.

rain gearlight clothessun protection

UV index in Itaiópolis in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Itaiópolis peaks around January 19 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 19UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5High
Jul5Moderate
Aug6High
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Itaiópolis in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Itaiópolis is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (March, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1415 µg/m³Mar 107 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul10Good
Aug12Moderate
Sep15Moderate
Oct10Good
Nov8Good
Dec7Good
Location & terrain

Where is Itaiópolis?

Itaiópolis sits at 26.3°S, 49.9°W, 932 m above sea level, in Brazil. The nearest listed city is Papanduva, 24 km away.

Topography around Itaiópolis

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

Within 3 km, the terrain around Itaiópolis has only modest variations in elevation — a maximum elevation change of 147 m around an average of 921 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 384 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,348 m.

The land around Itaiópolis is covered by trees (61%) within 3 km, trees (59%) and cropland (33%) within 16 km, and trees (73%) within 80 km.

3 km
147 m
16 km
384 m
80 km
1,348 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Papanduva 24 km · Mafra 27 km · Rio Negro 28 km · Rio Negrinho 40 km · Três Barras 49 km · Canoinhas 51 km · São Bento do Sul 53 km · Quitandinha 66 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 Itaiópolis (-26.3364°, -49.9064°, elevation 932 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).