San Pedro de Jujuy weather in December

In December, San Pedro de Jujuy sees average daytime highs of 30°C and overnight lows near 20°C, with 170 mm of rain across 17.8 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels muggy.

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 Pedro de Jujuy's 10th-clearest and 5th-windiest month. For the whole year in context, see San Pedro de Jujuy's year-round climate.

Daytime high
30°
1st warmest
Overnight low
20°
11th coldest
Rainfall
170 mm
17.8 wet days
Daylight
13 h 30 min
6:31 AM – 8:00 PM
Cloud cover
69%
10th clearest
Wind
5 km/h
5th windiest
Solar energy
5.39 kWh/m²
Travel score
4.1
out of 10

San Pedro de Jujuy is city in the province of Jujuy, Argentina.

Density
27/km²
people per km²
Founded
1883

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in San Pedro de Jujuy reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 35°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52919
62919
72919
82919
93019
103019
113019
123019
133019
143019
153020
163020
173020
183020
193020
203020
213020
223020
233020
243020
253020
263020
273020
283020
293020
303020
313020

San Pedro de Jujuy weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°19818.913.34.2
Feb28° / 19°18317.412.84.7
Mar26° / 18°16017.812.25.3
Apr24° / 15°7712.811.56.4
May21° / 12°317.210.86.9
Jun20° / 113.310.57.4
Jul21° / 82.610.77.9
Aug24° / 92.311.28.6
Sep27° / 13°153.511.87.7
Oct29° / 16°569.612.65.5
Nov30° / 18°10013.413.24.7
Dec30° / 20°17017.813.54.1

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 22% of December, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23367
33367
43268
53268
63268
73367
83367
93367
103367
113367
123466
133466
143565
153664
163763
173763
183862
193862
203961
213862
223862
233862
243862
253862
263862
273862
283862
293862
303763
313862

Chance of precipitation in December

Any precipitation

San Pedro de Jujuy gets around 170 mm of rain over 17.8 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 57% and peaks near 62% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
154
255
355
456
556
657
757
857
957
1057
1157
1257
1356
1456
1556
1656
1756
1856
1956
2056
2156
2257
2357
2458
2559
2660
2760
2861
2961
3062
3162

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1111942261
2111942271
3101842291
4101842301
591841321
691740331
791739351
881737361
981736381
1081735391
1181634402
1271634412
1371633422
1471532423
1571532433
1671531443
1771430453
1871430464
1971429474
2071328474
2161328485
2261227495
2361127515
2451127516
2551027526
265926546
274926556
284826566
293726586
303726586
312726587

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 6:27 AM to 6:38 AM, and sunset from 7:51 PM to 8:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:277:51
213.46:287:52
313.46:287:52
413.46:287:53
513.46:287:54
613.46:287:54
713.46:287:55
813.56:297:56
913.56:297:56
1013.56:297:57
1113.56:297:57
1213.56:307:58
1313.56:307:59
1413.56:307:59
1513.56:318:00
1613.56:318:00
1713.56:318:01
1813.56:328:01
1913.56:328:02
2013.56:338:02
2113.56:338:03
2213.56:338:03
2313.56:348:04
2413.56:348:04
2513.56:358:05
2613.56:358:05
2713.56:368:06
2813.56:378:06
2913.56:378:06
3013.56:388:07
3113.56:388:07

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.39 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.88 kWh/m² to a high of 5.39 kWh/m² in December across the year — December's 5.39 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.4Bright
165.4Bright
175.4Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in December

Hazard calendar for San Pedro de Jujuy

In seasonPeak

In December, San Pedro de Jujuy sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

San Pedro de Jujuy's monsoon runs November–March, when most of the year's rain falls.

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

Is December a good time to visit San Pedro de Jujuy?

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

4.1
Sightseeing
12th-best month of the year
5.6
Beach & pool
5th-best month of the year

December is a reasonable time to visit San Pedro de Jujuy for sightseeing.

What to pack for San Pedro de Jujuy in December

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

In December, San Pedro de Jujuy sees daytime highs around 30°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in San Pedro de Jujuy 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 San Pedro de Jujuy peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 18UV 15Jul 10UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr9Very high
May7High
Jun5High
Jul5High
Aug7Very high
Sep9Very high
Oct10Very high
Nov13Extreme
Dec14Extreme

Air quality in San Pedro de Jujuy 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 San Pedro de Jujuy is worst in September — around 26 µg/m³ PM2.5 (moderate), about 5.6× the cleanest month (May, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateSep 2326 µg/m³May 155 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar7Good
Apr6Good
May5Good
Jun6Good
Jul8Good
Aug13Moderate
Sep26Moderate
Oct26Moderate
Nov19Moderate
Dec13Moderate
Location & terrain

Where is San Pedro de Jujuy?

San Pedro de Jujuy sits at 24.2°S, 64.9°W, 587 m above sea level, in Argentina. The nearest listed city is Palpalá, 35 km away.

Topography around San Pedro de Jujuy

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

Within 3 km, the terrain around San Pedro de Jujuy has only modest variations in elevation — a maximum elevation change of 170 m around an average of 598 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,018 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,109 m.

The land around San Pedro de Jujuy is covered by trees (34%), artificial surfaces (29%) and cropland (26%) within 3 km, trees (60%) and cropland (33%) within 16 km, and trees (73%) within 80 km.

3 km
170 m
16 km
1,018 m
80 km
5,109 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Palpalá 35 km · San Salvador de Jujuy 44 km · Libertador General San Martín 47 km · General Güemes 53 km · San Lorenzo 84 km · Salta 85 km · San José de los Cerrillos 97 km · Santa Rosa 103 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 Pedro de Jujuy (-24.2313°, -64.8661°, elevation 587 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).