Pehuajó weather in January

In January, Pehuajó sees average daytime highs of 29°C and overnight lows near 18°C, with 108 mm of rain across 9.5 wet days and about 14.2 hours of daylight. It is the 1st-warmest and 2nd-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 59% of the time in January, and the air most often feels humid.

Daylight stretches from about 14 h 24 min at the start of January to 13 h 48 min by month's end. Set against the rest of the year, January is Pehuajó's 1st-clearest and 6th-windiest month. For the whole year in context, see Pehuajó's year-round climate.

Daytime high
29°
1st warmest
Overnight low
18°
12th coldest
Rainfall
108 mm
9.5 wet days
Daylight
14 h 12 min
6:12 AM – 8:22 PM
Cloud cover
38%
1st clearest
Wind
13 km/h
6th windiest
Solar energy
7.4 kWh/m²
Travel score
5.9
out of 10

Pehuajó is city in Buenos Aires Province, Argentina.

Founded
1881

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 29°C through the month.

A typical January day in Pehuajó reaches about 29°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
92918
102918
112918
122918
132918
142918
152918
162918
172918
182918
192918
202918
212918
222918
232918
242918
252918
262918
272918
282918
292918
302818
312818

Pehuajó weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 18°1089.514.25.9
Feb28° / 17°978.313.46.8
Mar25° / 15°1068.212.37.3
Apr22° / 12°887.711.17.1
May18° / 455.410.16.3
Jun14° / 3049.64.9
Jul14° / 274.19.84.6
Aug16° / 414.310.66.0
Sep19° / 656.311.86.7
Oct22° / 11°10810.412.96.7
Nov25° / 14°1038.813.97.2
Dec28° / 16°100914.46.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27129
37129
47129
57129
67228
77228
87129
97129
107228
117228
127228
137327
147426
157426
167426
177525
187525
197525
207525
217624
227525
237525
247525
257426
267426
277426
287327
297228
307129
317129

Chance of precipitation in January

Any precipitation

Pehuajó gets around 108 mm of rain over 9.5 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 30% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
230
330
431
531
631
731
831
932
1032
1132
1232
1331
1431
1531
1630
1730
1830
1929
2029
2129
2229
2329
2429
2530
2630
2730
2830
2931
3031
3131

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1212332204
2212332205
3212332205
4212332195
5202332195
6202433195
7202433195
8202433184
9202433184
10202433184
11202433184
12202433194
13192433195
14192433195
15192433195
16192432205
17192432205
18192332215
19182332215
20182332225
21182232235
22182232235
23172231245
24172131255
25172131265
26172130265
27172030275
28172029285
29172029295
30172029294
31182028294

Wind in January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 24 min at the start of January to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over January. Sunrise moves from 5:59 AM to 6:26 AM, and sunset from 8:22 PM to 8:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:598:22
214.46:008:23
314.46:018:23
414.46:018:23
514.36:028:23
614.36:038:23
714.36:048:23
814.36:048:23
914.36:058:23
1014.36:068:23
1114.36:078:23
1214.36:088:23
1314.26:098:23
1414.26:108:23
1514.26:118:22
1614.26:128:22
1714.26:128:22
1814.16:138:22
1914.16:148:21
2014.16:158:21
2114.16:168:21
2214.16:178:20
2314.06:188:20
2414.06:198:19
2514.06:208:19
2614.06:218:18
2713.96:228:18
2813.96:238:17
2913.96:248:17
3013.86:258:16
3113.86:268:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.4 kWh/m².

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 7.56 kWh/m² in December across the year — January's 7.4 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.5Intense
27.5Intense
37.5Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.5Intense
177.5Intense
187.5Intense
197.4Intense
207.4Intense
217.4Intense
227.4Intense
237.3Intense
247.3Intense
257.3Intense
267.2Intense
277.2Intense
287.1Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in January

Is January a good time to visit Pehuajó?

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

5.9
Sightseeing
10th-best month of the year
7.5
Beach & pool
1st-best month of the year

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

What to pack for Pehuajó in January

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

In January, Pehuajó sees daytime highs around 29°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Pehuajó 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 Pehuajó peaks around January 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 12UV 13Jun 20UV 2
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar9Very high
Apr6High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug4Moderate
Sep5High
Oct8Very high
Nov11Extreme
Dec13Extreme
Location & terrain

Where is Pehuajó?

Pehuajó sits at 35.8°S, 61.9°W, 85 m above sea level, in Argentina. The nearest listed city is Carlos Casares, 53 km away.

Topography around Pehuajó

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

Within 3 km, the terrain around Pehuajó has only modest variations in elevation — a maximum elevation change of 15 m around an average of 85 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 29 m; within 80 km, only modest variations in elevation — a maximum elevation change of 69 m.

The land around Pehuajó is covered by grassland (33%), cropland (28%) and artificial surfaces (25%) within 3 km, cropland (66%) and grassland (28%) within 16 km, and cropland (72%) and grassland (23%) within 80 km.

3 km
15 m
16 km
29 m
80 km
69 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Carlos Casares 53 km · Trenque Lauquen 77 km · San Carlos de Bolívar 85 km · Nueve de Julio 100 km · Lincoln 110 km · Los Toldos 119 km · General Villegas 133 km · Bragado 149 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 Pehuajó (-35.8108°, -61.899°, elevation 85 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).