San José de los Cerrillos weather in December

In December, San José de los Cerrillos sees average daytime highs of 24°C and overnight lows near 15°C, with 181 mm of rain across 21.2 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 13 h 24 min at the start of December to 13 h 30 min by month's end. Set against the rest of the year, December is San José de los Cerrillos's 8th-clearest and 5th-windiest month. For the whole year in context, see San José de los Cerrillos's year-round climate.

Daytime high
24°
1st warmest
Overnight low
15°
10th coldest
Rainfall
181 mm
21.2 wet days
Daylight
13 h 30 min
6:32 AM – 8:04 PM
Cloud cover
71%
8th clearest
Wind
5 km/h
5th windiest
Solar energy
6.01 kWh/m²
Travel score
5.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in San José de los Cerrillos reaches about 24°C in the afternoon and slips back to 15°C overnight — a 9°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 1°C warmer than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12315
22315
32315
42315
52315
62415
72415
82415
92415
102415
112415
122415
132415
142415
152415
162415
172415
182416
192416
202416
212516
222516
232516
242516
252516
262516
272516
282516
292516
302516
312516

San José de los Cerrillos weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan24° / 16°21624.3013.44.6
Feb23° / 16°19522.7012.94.4
Mar22° / 15°20223.8012.24.4
Apr20° / 12°12919.50.111.44.7
May17° / 7413.60.210.85.1
Jun16° / 368.20.410.55.5
Jul16° / 286.70.710.65.8
Aug18° / 275.80.311.17.0
Sep20° / 397.60.111.87.0
Oct22° / 12°91140.112.66.2
Nov23° / 14°12616.5013.25.7
Dec24° / 15°18121.2013.55.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22971
32872
42872
52971
62971
72971
82971
92971
103070
113070
123070
133268
143268
153268
163268
173367
183367
193367
203169
213169
223169
233268
243169
253169
263070
273070
283070
293070
302872
312872

Chance of precipitation in December

Any precipitation

San José de los Cerrillos gets around 181 mm of rain over 21.2 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 69% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
166
266
367
468
569
670
770
871
971
1071
1171
1271
1371
1470
1570
1670
1769
1869
1969
2068
2168
2267
2367
2467
2567
2667
2768
2868
2969
3070
3171

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the comfortable band about 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13148211
23048221
32849221
42749231
52648251
62648260
72547270
82446290
92346301
102345311
112245331
122145341
132044351
141944361
151844371
161843381
171743391
181742402
191641412
201541422
211540432
221440442
231340452
241240463
251239463
261139473
271039483
281039493
29939493
30839503
31838513

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 24 min at the start of December to 13 h 30 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 6:29 AM to 6:39 AM, and sunset from 7:55 PM to 8:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:297:55
213.46:297:55
313.56:297:56
413.56:297:57
513.56:297:57
613.56:297:58
713.56:297:59
813.56:307:59
913.56:308:00
1013.56:308:01
1113.56:308:01
1213.56:318:02
1313.56:318:03
1413.56:318:03
1513.56:328:04
1613.56:328:04
1713.56:328:05
1813.56:338:05
1913.56:338:06
2013.56:348:06
2113.56:348:07
2213.56:348:07
2313.56:358:08
2413.56:358:08
2513.56:368:09
2613.56:368:09
2713.56:378:09
2813.56:388:10
2913.56:388:10
3013.56:398:11
3113.56:398:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.01 kWh/m².

For context, solar energy here swings from a low near 3.59 kWh/m² to a high of 6.02 kWh/m² in November across the year — December's 6.01 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
146.0Bright
156.0Bright
166.0Intense
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in December

Hazard calendar for San José de los Cerrillos

In seasonPeak

In December, San José de los Cerrillos sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

San José de los Cerrillos's rainy season runs November–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit San José de los Cerrillos?

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

5.0
Sightseeing
8th-best month of the year
4.3
Beach & pool
3rd-best month of the year

December is a reasonable time to visit San José de los Cerrillos for sightseeing.

What to pack for San José de los Cerrillos in December

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

In December, San José de los Cerrillos sees daytime highs around 24°C and nights near 15°C. Pack rain gear and sun protection. Worth having: light clothes. About 21 days see rain.

rain gearsun protectionlight clothes

UV index in San José de los Cerrillos in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 16 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San José de los Cerrillos peaks around January 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 16UV 16Jul 10UV 6
UV index (midday)Level
Jan16Extreme
Feb16Extreme
Mar14Extreme
Apr9Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep10Extreme
Oct13Extreme
Nov15Extreme
Dec16Extreme
Location & terrain

Where is San José de los Cerrillos?

San José de los Cerrillos sits at 24.9°S, 65.5°W, 1,219 m above sea level, in Argentina. The nearest listed city is Salta, 12 km away.

Topography around San José de los Cerrillos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San José de los Cerrillos.

Within 3 km, the terrain around San José de los Cerrillos has only modest variations in elevation — a maximum elevation change of 236 m around an average of 1,256 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 816 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,161 m.

The land around San José de los Cerrillos is covered by cropland (59%) within 3 km, cropland (45%) and trees (28%) within 16 km, and trees (42%), grassland (20%) and bare terrain (20%) within 80 km.

3 km
236 m
16 km
816 m
80 km
5,161 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Salta 12 km · Rosario de Lerma 14 km · San Lorenzo 18 km · General Güemes 51 km · Palpalá 76 km · San Salvador de Jujuy 81 km · San José de Metán 84 km · San Pedro de Jujuy 97 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 San José de los Cerrillos (-24.8971°, -65.4844°, elevation 1,219 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).