Araranguá weather in January

In January, Araranguá sees average daytime highs of 26°C and overnight lows near 22°C, with 189 mm of rain across 20.3 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 24% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 48 min at the start of January to 13 h 24 min by month's end. Set against the rest of the year, January is Araranguá's 11th-clearest and 6th-windiest month. For the whole year in context, see Araranguá's year-round climate.

Daytime high
26°
2nd warmest
Overnight low
22°
11th coldest
Rainfall
189 mm
20.3 wet days
Daylight
13 h 42 min
6:37 AM – 8:17 PM
Cloud cover
62%
11th clearest
Wind
12 km/h
6th windiest
Solar energy
6.14 kWh/m²
Travel score
5.2
out of 10

Araranguá 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 26°C through the month.

A typical January day in Araranguá reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 29°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12621
22621
32621
42621
52622
62622
72622
82622
92622
102622
112622
122622
132622
142622
152622
162622
172622
182622
192622
202622
212622
222622
232622
242622
252622
262622
272622
282622
292622
302622
312622

Araranguá weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 22°18920.313.65.2
Feb26° / 22°15619.5135.0
Mar26° / 21°13618.112.25.6
Apr24° / 19°10012.411.36.6
May21° / 16°13011.110.66.4
Jun19° / 14°9910.210.26.2
Jul18° / 13°11010.110.36.1
Aug19° / 14°10410116.3
Sep20° / 15°13212.511.85.9
Oct22° / 17°15215.912.75.6
Nov23° / 18°13514.913.46.1
Dec25° / 20°13916.413.85.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54654
64753
74852
84753
94753
104753
114753
124852
134852
144852
154753
164753
174753
184753
194753
204753
214654
224753
234654
244654
254654
264654
274654
284654
294753
304753
314654

Chance of precipitation in January

Any precipitation

Araranguá gets around 189 mm of rain over 20.3 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 65% and peaks near 69% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
158
259
360
460
561
662
762
863
963
1064
1164
1264
1364
1464
1565
1665
1766
1866
1966
2067
2167
2267
2368
2468
2568
2668
2769
2869
2969
3069
3169

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1141634450
2141634450
3131534460
4131535460
5131435471
6131435471
7131336471
8131336471
9131237471
10131237471
11131138461
12141138461
13141138461
14141138461
15141139451
16141139451
17141139451
18141138451
19141238451
20131238451
21131237452
22131237462
23031236462
24031236473
25031235473
26021234484
27021233484
28021233494
29021232495
30021231495
31021231506

Wind in January

Winds average 12 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
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 48 min at the start of January to 13 h 24 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 6:27 AM to 6:50 AM, and sunset from 8:16 PM to 8:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:278:16
213.86:278:16
313.86:288:16
413.86:298:16
513.86:298:17
613.86:308:17
713.86:318:17
813.86:318:17
913.76:328:17
1013.76:338:17
1113.76:348:17
1213.76:348:17
1313.76:358:17
1413.76:368:17
1513.76:378:17
1613.76:378:17
1713.66:388:17
1813.66:398:17
1913.66:408:17
2013.66:418:17
2113.66:418:16
2213.66:428:16
2313.56:438:16
2413.56:448:16
2513.56:458:15
2613.56:468:15
2713.56:468:15
2813.56:478:14
2913.46:488:14
3013.46:498:13
3113.46:508:13

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.14 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.48 kWh/m² in December across the year — January's 6.14 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
296.0Bright
306.0Bright
315.9Bright
Planning a trip in January

Is January a good time to visit Araranguá?

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

5.2
Sightseeing
11th-best month of the year
5.0
Beach & pool
4th-best month of the year

January is a reasonable time to visit Araranguá for sightseeing.

What to pack for Araranguá in January

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

In January, Araranguá sees daytime highs around 26°C and nights near 22°C. Pack rain gear and sun protection. Worth having: light clothes. About 20 days see rain.

rain gearsun protectionlight clothes

Sea temperature near Araranguá in January

The nearest coast averages about 24°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 24 km away) is warmest in February at about 25°C and coldest in August near 17°C.

It's comfortable for a long swim from Nov 1 to May 27 — about 6.8 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan24Warm
Feb25Warm
Mar25Warm
Apr23Refreshing
May21Refreshing
Jun19Cool
Jul17Cool
Aug17Cool
Sep18Cool
Oct19Cool
Nov21Refreshing
Dec23Refreshing

UV index in Araranguá in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Araranguá peaks around January 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 18UV 13Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Araranguá?

Araranguá sits at 28.9°S, 49.5°W, 5 m above sea level, in Brazil. The nearest listed city is Balneário Arroio do Silva, 9.0 km away.

Topography around Araranguá

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

Within 3 km, the terrain around Araranguá has only modest variations in elevation — a maximum elevation change of 76 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 268 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,665 m.

The land around Araranguá is covered by artificial surfaces (35%), cropland (29%) and grassland (23%) within 3 km, cropland (41%) and grassland (20%) within 16 km, and trees (36%), water (28%) and grassland (23%) within 80 km.

3 km
76 m
16 km
268 m
80 km
1,665 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Balneário Arroio do Silva 9.0 km · Forquilhinha 21 km · Sombrio 23 km · Balneário Gaivota 26 km · Balneário Rincão 28 km · Içara 31 km · Criciúma 31 km · Cocal do Sul 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 Araranguá (-28.9357°, -49.4954°, elevation 5 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).