San Pedro de Jujuy weather in January

In January, San Pedro de Jujuy sees average daytime highs of 29°C and overnight lows near 20°C, with 198 mm of rain across 18.9 wet days and about 13.3 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 15% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 30 min at the start of January to 13 h 06 min by month's end. Set against the rest of the year, January is San Pedro de Jujuy's 9th-clearest and 6th-windiest month. For the whole year in context, see San Pedro de Jujuy's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
20°
12th coldest
Rainfall
198 mm
18.9 wet days
Daylight
13 h 18 min
6:48 AM – 8:09 PM
Cloud cover
69%
9th clearest
Wind
5 km/h
6th windiest
Solar energy
5.37 kWh/m²
Travel score
4.2
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 January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in San Pedro de Jujuy reaches about 29°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 25°C and 34°C. Set against its neighbours, January runs on par with December and about 1°C warmer than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920
312920

San Pedro de Jujuy weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 1st-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23664
33565
43664
53664
63664
73565
83565
93466
103466
113466
123367
133466
143466
153367
163367
173466
183466
193466
203466
213466
223466
233367
243466
253466
263466
273466
283466
293466
303466
313466

Chance of precipitation in January

Any precipitation

San Pedro de Jujuy gets around 198 mm of rain over 18.9 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 62% and peaks near 63% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
162
263
363
463
563
663
763
863
963
1063
1163
1263
1363
1463
1562
1662
1762
1861
1961
2061
2160
2260
2360
2460
2559
2659
2759
2860
2960
3061
3161

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 67% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12626597
22626597
31626607
41626598
51626598
61626598
71726588
81726588
91726588
101826578
110826579
120826579
130825589
140825589
151825579
161825579
171725598
181725598
191725598
201625608
211625608
221625599
231525609
241525609
251525609
2614246110
2714246110
2824246010
2924236011
3024236011
3124235912

Wind in January

Winds average 5 km/h in January.

Across January, 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 January

DaylightNight

Daylight runs from about 13 h 30 min at the start of January to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 6:38 AM to 6:59 AM, and sunset from 8:07 PM to 8:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.56:388:07
213.56:398:07
313.56:408:07
413.56:408:08
513.56:418:08
613.46:428:08
713.46:428:08
813.46:438:09
913.46:438:09
1013.46:448:09
1113.46:458:09
1213.46:468:09
1313.46:468:09
1413.46:478:09
1513.46:488:09
1613.36:488:09
1713.36:498:09
1813.36:508:09
1913.36:508:09
2013.36:518:09
2113.36:528:09
2213.36:538:09
2313.36:538:09
2413.26:548:08
2513.26:558:08
2613.26:558:08
2713.26:568:08
2813.26:578:08
2913.26:588:07
3013.16:588:07
3113.16:598:07

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.37 kWh/m².

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 — January's 5.37 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for San Pedro de Jujuy

In seasonPeak

In January, 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 January a good time to visit San Pedro de Jujuy?

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

4.2
Sightseeing
11th-best month of the year
5.4
Beach & pool
6th-best month of the year

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

What to pack for San Pedro de Jujuy in January

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

In January, San Pedro de Jujuy sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in San Pedro de Jujuy in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (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 January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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
January 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).