Balcarce weather in December

In December, Balcarce sees average daytime highs of 25°C and overnight lows near 13°C, with 78 mm of rain across 8.9 wet days and about 14.6 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 27°C by the end. The sky is clear or mostly clear about 50% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of December to 14 h 36 min by month's end. Set against the rest of the year, December is Balcarce's 1st-clearest and 1st-windiest month. For the whole year in context, see Balcarce's year-round climate.

Daytime high
25°
3rd warmest
Overnight low
13°
10th coldest
Rainfall
78 mm
8.9 wet days
Daylight
14 h 36 min
5:31 AM – 8:07 PM
Cloud cover
45%
1st clearest
Wind
16 km/h
1st windiest
Solar energy
7.51 kWh/m²
Travel score
7.2
out of 10

Balcarce is city in Buenos Aires Province, Argentina.

Founded
1876

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 24°C in the first days to 27°C by the end.

A typical December day in Balcarce reaches about 25°C in the afternoon and slips back to 13°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 31°C. Set against its neighbours, December runs about 3°C warmer than November and about 1°C cooler than January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12412
22412
32412
42412
52412
62412
72412
82412
92512
102512
112512
122512
132513
142513
152513
162513
172613
182613
192613
202613
212614
222614
232614
242614
252614
262714
272714
282714
292714
302714
312714

How December really feels in Balcarce

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Balcarce weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 15°839.814.36.9
Feb26° / 15°73813.57.1
Mar23° / 13°768.312.37.3
Apr20° / 10°747.911.16.6
May16° / 436.1105.4
Jun13° / 475.49.43.9
Jul12° / 456.29.63.5
Aug14° / 526.210.54.5
Sep16° / 577.211.75.2
Oct19° / 8010.2136.0
Nov22° / 10°929.8146.8
Dec25° / 13°788.914.67.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36337
46436
56436
66436
76436
86436
96436
106337
116337
126436
136436
146436
156535
166535
176535
186535
196634
206634
216733
226634
236634
246634
256634
266634
276535
286535
296535
306535
316436

Chance of precipitation in December

Any precipitation

Balcarce gets around 78 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 29% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
230
330
430
530
629
729
829
929
1029
1129
1229
1329
1429
1529
1629
1729
1829
1929
2029
2129
2229
2329
2429
2529
2629
2729
2829
2929
3030
3130

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16524101
26524101
36524101
46325111
56325111
66325111
76225121
86225121
96225121
106125131
116125131
126024142
136024142
146024142
155924152
165924152
175724163
185624173
195524183
205324194
215224204
225024215
234924225
244824226
254624237
264524237
274325248
284225259
294125259
304025269
3139252610

Wind in December

Winds average 16 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 24 min at the start of December to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 5:30 AM to 5:39 AM, and sunset from 7:56 PM to 8:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:307:56
214.45:307:57
314.55:307:57
414.55:307:58
514.55:297:59
614.55:298:00
714.55:298:01
814.55:298:02
914.55:308:03
1014.65:308:03
1114.65:308:04
1214.65:308:05
1314.65:308:05
1414.65:308:06
1514.65:318:07
1614.65:318:07
1714.65:318:08
1814.65:328:09
1914.65:328:09
2014.65:328:10
2114.65:338:10
2214.65:338:11
2314.65:348:11
2414.65:348:12
2514.65:358:12
2614.65:358:12
2714.65:368:13
2814.65:378:13
2914.65:378:13
3014.65:388:14
3114.65:398:14

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 7.51 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.94 kWh/m² to a high of 7.51 kWh/m² in December across the year — December's 7.51 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.4Intense
67.4Intense
77.4Intense
87.4Intense
97.4Intense
107.5Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.5Intense
177.5Intense
187.5Intense
197.6Intense
207.6Intense
217.6Intense
227.6Intense
237.6Intense
247.5Intense
257.5Intense
267.5Intense
277.5Intense
287.5Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in December

Is December a good time to visit Balcarce?

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

7.2
Sightseeing
2nd-best month of the year
6.6
Beach & pool
3rd-best month of the year

December is one of the better times to visit Balcarce for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Balcarce in December

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

In December, Balcarce sees daytime highs around 25°C and nights near 13°C. Pack sun protection. Worth having: light clothes and rain gear. About 9 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Balcarce in December

The nearest coast averages about 17°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 60 km away) is warmest in February at about 20°C and coldest in August near 10°C.

It's comfortable for a long swim from Feb 3 to Mar 4 — about 1 month when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan20Cool
Feb20Refreshing
Mar20Cool
Apr18Cool
May16Cool
Jun13Bracing
Jul11Bracing
Aug10Bracing
Sep11Bracing
Oct12Bracing
Nov15Bracing
Dec17Cool

UV index in Balcarce 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 Balcarce peaks around December 21 at about 12 (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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeDec 21UV 12Jun 20UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar8Very high
Apr5High
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep5Moderate
Oct7Very high
Nov10Extreme
Dec12Extreme
Location & terrain

Where is Balcarce?

Balcarce sits at 37.8°S, 58.3°W, 97 m above sea level, in Argentina. The nearest listed city is Miramar, 60 km away.

Topography around Balcarce

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

Within 3 km, the terrain around Balcarce has only modest variations in elevation — a maximum elevation change of 193 m around an average of 116 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 310 m; within 80 km, significant variations in elevation — a maximum elevation change of 436 m.

The land around Balcarce is covered by grassland (49%) and artificial surfaces (30%) within 3 km, cropland (65%) and grassland (30%) within 16 km, and cropland (51%) and grassland (36%) within 80 km.

3 km
193 m
16 km
310 m
80 km
436 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Miramar 60 km · Mar del Plata 64 km · Santa Clara del Mar 66 km · Ayacucho 80 km · Necochea 89 km · Tandil 97 km · Villa Gesell 130 km · General Juan Madariaga 136 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 Balcarce (-37.8464°, -58.2555°, elevation 97 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).