Ituzaingó weather in January

In January, Ituzaingó sees average daytime highs of 32°C and overnight lows near 23°C, with 138 mm of rain across 12.4 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 6th-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 46% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 42 min at the start of January to 13 h 18 min by month's end. Set against the rest of the year, January is Ituzaingó's 8th-clearest and 10th-windiest month. For the whole year in context, see Ituzaingó's year-round climate.

Daytime high
32°
1st warmest
Overnight low
23°
12th coldest
Rainfall
138 mm
12.4 wet days
Daylight
13 h 36 min
6:09 AM – 7:43 PM
Cloud cover
50%
8th clearest
Wind
11 km/h
10th windiest
Solar energy
6.66 kWh/m²
Travel score
3.9
out of 10

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 Ituzaingó reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 36°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How January really feels in Ituzaingó

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.

Ituzaingó weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°13812.413.53.9
Feb31° / 23°13111.9134.2
Mar30° / 21°11910.412.25.1
Apr27° / 19°1709.511.46.7
May23° / 15°1348.810.77.1
Jun21° / 14°1168.610.36.7
Jul21° / 12°1058.510.46.9
Aug23° / 14°857.9117.4
Sep25° / 16°1399.811.87.2
Oct27° / 18°2101212.76.3
Nov29° / 20°15610.113.45.6
Dec31° / 22°16710.913.74.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25842
35842
45842
55941
66040
76040
86040
96040
106040
116139
126139
136139
146238
156238
166238
176238
186238
196238
206238
216139
226139
236139
246139
256139
266139
276139
286139
296139
306139
316139

Chance of precipitation in January

Any precipitation

Ituzaingó gets around 138 mm of rain over 12.4 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 40% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
439
539
639
739
839
939
1039
1139
1239
1339
1439
1539
1639
1739
1839
1939
2040
2140
2240
2340
2441
2541
2642
2742
2842
2942
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 50% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10314224515
20314224516
30314214516
40314214516
50314214516
60314214516
71313214516
81313214516
91313214616
101312214715
111312224715
122312224814
132311224813
142311234913
152310235012
162310245012
172310245011
18239245111
19239245210
20239255110
2123925529
2213924549
2313924549
2412924559
2512924568
2612924559
2702924569
2802824579
2902824579
30028245610
31028245610

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
212calm
312calm
412calm
512calm
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 13 h 42 min at the start of January to 13 h 18 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 5:58 AM to 6:21 AM, and sunset from 7:41 PM to 7:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:587:41
213.75:597:42
313.76:007:42
413.76:007:42
513.76:017:42
613.76:027:43
713.76:027:43
813.76:037:43
913.76:047:43
1013.66:057:43
1113.66:057:43
1213.66:067:43
1313.66:077:43
1413.66:077:43
1513.66:087:43
1613.66:097:43
1713.66:107:43
1813.56:117:43
1913.56:117:43
2013.56:127:43
2113.56:137:42
2213.56:147:42
2313.56:147:42
2413.46:157:42
2513.46:167:42
2613.46:177:41
2713.46:187:41
2813.46:187:41
2913.46:197:40
3013.36:207:40
3113.36:217:39

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.66 kWh/m².

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 6.74 kWh/m² in December across the year — January's 6.66 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.3Intense
316.3Intense
Planning a trip in January

Is January a good time to visit Ituzaingó?

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

3.9
Sightseeing
12th-best month of the year
6.2
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Ituzaingó. The water and warmth also suit a beach or pool day.

What to pack for Ituzaingó in January

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

In January, Ituzaingó sees daytime highs around 32°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

UV index in Ituzaingó 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 Ituzaingó peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateVery highExtremeJan 20UV 14Jun 20UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct7High
Nov11Extreme
Dec13Extreme

Air quality in Ituzaingó 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 Ituzaingó is worst in February — around 27 µg/m³ PM2.5 (moderate), about 4.8× the cleanest month (May, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodFeb 1425 µg/m³May 146 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb27Moderate
Mar7Good
Apr6Good
May6Good
Jun7Good
Jul9Good
Aug15Moderate
Sep16Moderate
Oct10Good
Nov10Good
Dec6Good
Location & terrain

Where is Ituzaingó?

Ituzaingó sits at 27.6°S, 56.7°W, 63 m above sea level, in Argentina. The nearest listed city is Posadas, 78 km away.

Topography around Ituzaingó

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

Within 3 km, the terrain around Ituzaingó has only modest variations in elevation — a maximum elevation change of 31 m around an average of 67 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 55 m; within 80 km, significant variations in elevation — a maximum elevation change of 263 m.

The land around Ituzaingó is covered by grassland (28%), water (25%) and trees (22%) within 3 km, wetland (46%) and grassland (20%) within 16 km, and wetland (40%) and grassland (31%) within 80 km.

3 km
31 m
16 km
55 m
80 km
263 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Posadas 78 km · Gobernador Virasora 83 km · Garupá 85 km · Encarnación 86 km · Apóstoles 99 km · Trinidad 109 km · San Juan Bautista 111 km · Santo Tomé 125 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

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 Ituzaingó (-27.585°, -56.6871°, elevation 63 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).