Baradero weather in December

In December, Baradero sees average daytime highs of 29°C and overnight lows near 17°C, with 102 mm of rain across 8.9 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 30°C by the end. The sky is clear or mostly clear about 51% of the time in December, and the air most often feels humid.

Daylight stretches from about 14 h 06 min at the start of December to 14 h 12 min by month's end. Set against the rest of the year, December is Baradero's 2nd-clearest and 6th-windiest month. For the whole year in context, see Baradero's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
17°
10th coldest
Rainfall
102 mm
8.9 wet days
Daylight
14 h 12 min
5:47 AM – 8:01 PM
Cloud cover
43%
2nd clearest
Wind
12 km/h
6th windiest
Solar energy
7.35 kWh/m²
Travel score
6.1
out of 10

Baradero is city in Buenos Aires Province, Argentina.

Founded
1615

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 30°C by the end.

A typical December day in Baradero reaches about 29°C in the afternoon and slips back to 17°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, December runs about 3°C warmer than November and about 1°C cooler than January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12716
22816
32816
42816
52816
62816
72816
82816
92817
102817
112817
122817
132917
142917
152917
162917
172917
182917
192918
202918
212918
222918
232918
242918
253018
263018
273018
283019
293019
303019
313019

Baradero weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 19°967.9145.5
Feb29° / 18°110813.36.0
Mar27° / 16°1077.412.37.1
Apr23° / 13°1027.811.27.4
May19° / 10°69610.36.7
Jun16° / 505.79.85.6
Jul16° / 515.5105.4
Aug18° / 655.610.76.6
Sep20° / 726.311.87.0
Oct23° / 12°1269.612.97.1
Nov26° / 15°1057.713.87.2
Dec29° / 17°1028.914.26.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26337
36337
46436
56436
66436
76436
86535
96535
106535
116535
126535
136535
146535
156535
166436
176436
186337
196436
206436
216337
226337
236238
246337
256337
266238
276238
286337
296337
306337
316337

Chance of precipitation in December

Any precipitation

Baradero gets around 102 mm of rain over 8.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
727
827
927
1028
1128
1229
1329
1430
1530
1630
1731
1831
1931
2030
2130
2230
2330
2430
2529
2629
2729
2828
2928
3028
3128

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 22% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1333026101
2333026101
3333026101
4323026101
5322927111
6322927112
7312928112
8312828112
9302829122
10292829122
11282830122
12272830132
13262831132
14252731142
15252731152
16242632162
17232632173
18222532183
19212532193
20202431214
21192331224
22182330244
23182330255
24172229265
25162228276
26162228287
27152127297
28142127308
29132127308
30132126319
311221263110

Wind in December

Winds average 12 km/h in December.

Across December, 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
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 December

DaylightNight

Daylight runs from about 14 h 06 min at the start of December to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:45 AM to 5:55 AM, and sunset from 7:50 PM to 8:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:457:50
214.15:457:51
314.15:457:52
414.15:457:53
514.15:457:54
614.25:457:54
714.25:457:55
814.25:457:56
914.25:457:57
1014.25:467:57
1114.25:467:58
1214.25:467:59
1314.25:467:59
1414.25:468:00
1514.25:478:01
1614.25:478:01
1714.25:478:02
1814.25:488:02
1914.25:488:03
2014.25:498:04
2114.35:498:04
2214.35:498:05
2314.35:508:05
2414.25:508:05
2514.25:518:06
2614.25:528:06
2714.25:528:07
2814.25:538:07
2914.25:538:07
3014.25:548:08
3114.25:558:08

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.35 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 7.35 kWh/m² in December across the year — December's 7.35 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.4Intense
87.4Intense
97.4Intense
107.4Intense
117.4Intense
127.4Intense
137.4Intense
147.4Intense
157.3Intense
167.3Intense
177.3Intense
187.3Intense
197.3Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.3Intense
257.3Intense
267.3Intense
277.3Intense
287.3Intense
297.3Intense
307.3Intense
317.3Intense
Planning a trip in December

Is December a good time to visit Baradero?

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

6.1
Sightseeing
8th-best month of the year
7.3
Beach & pool
3rd-best month of the year

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

What to pack for Baradero in December

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

In December, Baradero sees daytime highs around 29°C and nights near 17°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Baradero in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Baradero peaks around January 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 14UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Baradero in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Baradero is worst in August — around 22 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (April, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1721 µg/m³Apr 157 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb8Good
Mar9Good
Apr7Good
May9Good
Jun10Good
Jul13Moderate
Aug22Moderate
Sep14Moderate
Oct12Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Baradero?

Baradero sits at 33.8°S, 59.5°W, 37 m above sea level, in Argentina. The nearest listed city is San Pedro, 21 km away.

Topography around Baradero

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

Within 3 km, the terrain around Baradero has only modest variations in elevation — a maximum elevation change of 35 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 85 m.

The land around Baradero is covered by grassland (30%), cropland (24%) and artificial surfaces (20%) within 3 km, wetland (38%) and cropland (36%) within 16 km, and cropland (42%) and wetland (33%) within 80 km.

3 km
35 m
16 km
54 m
80 km
85 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: San Pedro 21 km · San Antonio de Areco 49 km · Zárate 54 km · Ramallo 59 km · Arrecifes 62 km · Campana 64 km · Carmen de Areco 69 km · Gualeguay 77 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 Baradero (-33.812°, -59.5047°, elevation 37 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).