Malargüe weather in December

In December, Malargüe sees average daytime highs of 24°C and overnight lows near 9°C, with 40 mm of rain across 7.8 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 26°C by the end. The sky is clear or mostly clear about 72% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of December to 14 h 24 min by month's end. Set against the rest of the year, December is Malargüe's 2nd-clearest and 1st-windiest month. For the whole year in context, see Malargüe's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
10th coldest
Rainfall
40 mm
7.8 wet days
Daylight
14 h 24 min
6:23 AM – 8:46 PM
Cloud cover
29%
2nd clearest
Wind
10 km/h
1st windiest
Solar energy
8.68 kWh/m²
Travel score
7.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 23°C in the first days to 26°C by the end.

A typical December day in Malargüe reaches about 24°C in the afternoon and slips back to 9°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 28°C. Set against its neighbours, December runs about 3°C warmer than November and about 2°C cooler than January.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1237
2237
3238
4238
5238
6238
7238
8238
9238
10238
11248
12248
13249
14249
15249
16249
17249
18259
19259
20259
21259
22259
232510
242510
252510
262610
272610
282610
292610
302610
312610

How December really feels in Malargüe

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.

Malargüe weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan26° / 11°379.4014.17.5
Feb24° / 10°418.4013.37.6
Mar22° / 498.5012.37.3
Apr17° / 507.60.611.16.0
May12° / 568.22.610.23.4
Jun / -3°637.65.39.71.1
Jul / -5°527.15.69.80.6
Aug / -3°466.75.110.71.9
Sep13° / -0°447.63.711.83.9
Oct17° / 507.71.812.96.1
Nov21° / 3970.413.97.4
Dec24° / 407.8014.47.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 72% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28515
38515
48515
58515
68614
78614
88713
98713
108812
118812
128911
139010
149010
159010
169010
17919
18919
19919
20919
21919
22919
23919
249010
259010
269010
279010
289010
299010
308911
319010

Chance of precipitation in December

Any precipitation

Malargüe gets around 40 mm of rain over 7.8 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 25% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
328
428
528
628
728
828
928
1028
1127
1227
1326
1425
1524
1624
1723
1822
1922
2021
2121
2221
2322
2422
2523
2623
2724
2825
2926
3026
3127

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in December

Winds average 10 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 12 min at the start of December to 14 h 24 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 6:21 AM to 6:30 AM, and sunset from 8:35 PM to 8:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.26:218:35
214.26:218:36
314.36:218:36
414.36:218:37
514.36:218:38
614.36:218:39
714.36:218:40
814.36:218:41
914.36:218:41
1014.36:228:42
1114.46:228:43
1214.46:228:43
1314.46:228:44
1414.46:228:45
1514.46:238:45
1614.46:238:46
1714.46:238:47
1814.46:248:47
1914.46:248:48
2014.46:248:48
2114.46:258:49
2214.46:258:49
2314.46:268:50
2414.46:268:50
2514.46:278:51
2614.46:278:51
2714.46:288:51
2814.46:298:52
2914.46:298:52
3014.46:308:52
3114.46:308:52

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 8.68 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.76 kWh/m² to a high of 8.68 kWh/m² in December across the year — December's 8.68 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.4Intense
28.4Intense
38.5Intense
48.5Intense
58.5Intense
68.5Intense
78.5Intense
88.6Intense
98.6Intense
108.6Intense
118.6Intense
128.6Intense
138.7Intense
148.7Intense
158.7Intense
168.7Intense
178.7Intense
188.8Intense
198.8Intense
208.8Intense
218.8Intense
228.8Intense
238.8Intense
248.8Intense
258.8Intense
268.8Intense
278.8Intense
288.8Intense
298.8Intense
308.7Intense
318.7Intense
Planning a trip in December

Is December a good time to visit Malargüe?

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

7.8
Sightseeing
1st-best month of the year
6.6
Beach & pool
2nd-best month of the year

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

What to pack for Malargüe in December

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

In December, Malargüe sees daytime highs around 24°C and nights near 9°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

UV index in Malargüe in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Malargüe peaks around January 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateModerateHighVery highExtremeJan 16UV 14Jul 14UV 2
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar10Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul2Low
Aug4Moderate
Sep6High
Oct10Very high
Nov12Extreme
Dec14Extreme
Location & terrain

Where is Malargüe?

Malargüe sits at 35.5°S, 69.6°W, 1,423 m above sea level, in Argentina. The nearest listed city is San Rafael, 149 km away.

Topography around Malargüe

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

Within 3 km, the terrain around Malargüe has only modest variations in elevation — a maximum elevation change of 70 m around an average of 1,418 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 643 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,642 m.

The land around Malargüe is covered by grassland (36%), shrubs (25%) and artificial surfaces (21%) within 3 km, grassland (50%) and shrubs (30%) within 16 km, and grassland (54%) and bare terrain (34%) within 80 km.

3 km
70 m
16 km
643 m
80 km
3,642 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainsnow and icewater
December weather nearby: San Rafael 149 km · Chimbarongo 158 km · Molina 159 km · Curicó 160 km · Rengo 166 km · Colbún 166 km · Sagrada Familia 172 km · San Clemente 172 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 Malargüe (-35.4779°, -69.5852°, elevation 1,423 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).