San Jorge weather in January

In January, San Jorge sees average daytime highs of 30°C and overnight lows near 19°C, with 120 mm of rain across 9.1 wet days and about 13.8 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 50% of the time in January, and the air most often feels muggy.

Daylight stretches from about 14 h 06 min at the start of January to 13 h 36 min by month's end. Set against the rest of the year, January is San Jorge's 3rd-clearest and 10th-windiest month. For the whole year in context, see San Jorge's year-round climate.

Daytime high
30°
1st warmest
Overnight low
19°
12th coldest
Rainfall
120 mm
9.1 wet days
Daylight
13 h 54 min
6:21 AM – 8:13 PM
Cloud cover
44%
3rd clearest
Wind
11 km/h
10th windiest
Solar energy
7.15 kWh/m²
Travel score
5.4
out of 10

San Jorge is city in Argentina.

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 30°C through the month.

A typical January day in San Jorge reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°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.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63019
73019
83019
93019
103019
113019
123019
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
282919
292919
302919
312919

San Jorge weather by month

How January compares with the rest of the year at a glance. January 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
Jan30° / 19°1209.113.85.4
Feb29° / 18°1179.313.25.9
Mar27° / 17°1448.812.26.9
Apr24° / 14°1048.411.27.4
May20° / 10°545.910.47.0
Jun17° / 304.1106.4
Jul17° / 223.910.16.4
Aug19° / 444.310.87.4
Sep22° / 10°525.511.87.6
Oct25° / 13°1149.512.87.2
Nov27° / 16°1168.313.66.8
Dec29° / 18°1269145.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36337
46337
56337
66436
76436
86535
96535
106535
116535
126535
136634
146634
156634
166634
176733
186733
196832
206832
216832
226931
236931
246832
256832
266733
276733
286634
296634
306535
316436

Chance of precipitation in January

Any precipitation

San Jorge gets around 120 mm of rain over 9.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
630
730
830
930
1030
1129
1229
1329
1428
1528
1628
1728
1828
1928
2028
2128
2229
2329
2429
2530
2630
2731
2832
2932
3033
3133

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 34% of days. Sticky, muggy-or-worse air turns up on roughly 53% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
18172432191
28172332191
38162332191
48162332201
58162333191
68162433191
78152433191
88152433191
98142434181
108142534181
118142534181
128132634181
138132635180
148132735170
158122735170
167122835170
177122935170
187113036160
197113035161
207113035161
216113135161
226113135161
236113135161
246113035161
256113035171
266123035171
276122935171
286122934171
296122934182
306132833182
316132833182

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 06 min at the start of January to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over January. Sunrise moves from 6:09 AM to 6:34 AM, and sunset from 8:12 PM to 8:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.16:098:12
214.06:108:12
314.06:108:13
414.06:118:13
514.06:128:13
614.06:138:13
714.06:138:13
814.06:148:13
914.06:158:13
1014.06:168:13
1113.96:168:13
1213.96:178:13
1313.96:188:13
1413.96:198:13
1513.96:208:13
1613.96:218:13
1713.96:218:13
1813.86:228:13
1913.86:238:12
2013.86:248:12
2113.86:258:12
2213.86:268:12
2313.76:278:11
2413.76:288:11
2513.76:288:11
2613.76:298:10
2713.76:308:10
2813.66:318:09
2913.66:328:09
3013.66:338:08
3113.66:348:08

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.15 kWh/m².

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 7.24 kWh/m² in December across the year — January's 7.15 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.2Intense
147.2Intense
157.2Intense
167.2Intense
177.2Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
227.1Intense
237.1Intense
247.0Intense
257.0Intense
267.0Intense
276.9Intense
286.9Intense
296.8Intense
306.8Intense
316.7Intense
Planning a trip in January

Is January a good time to visit San Jorge?

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

5.4
Sightseeing
12th-best month of the year
7.3
Beach & pool
2nd-best month of the year

January is a reasonable time to visit San Jorge for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Jorge in January

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

In January, San Jorge sees daytime highs around 30°C and nights near 19°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in San Jorge in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Jorge peaks around January 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 17UV 14Jun 21UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug5Moderate
Sep7High
Oct9Very high
Nov11Extreme
Dec13Extreme
Location & terrain

Where is San Jorge?

San Jorge sits at 31.9°S, 61.9°W, 109 m above sea level, in Argentina. The nearest listed city is San Francisco, 57 km away.

Topography around San Jorge

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

Within 3 km, the terrain around San Jorge has only modest variations in elevation — a maximum elevation change of 20 m around an average of 103 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 53 m; within 80 km, only modest variations in elevation — a maximum elevation change of 118 m.

The land around San Jorge is covered by cropland (70%) within 3 km, cropland (95%) within 16 km, and cropland (89%) within 80 km.

3 km
20 m
16 km
53 m
80 km
118 m
treesgrasslandcroplandartificial surfaces
January weather nearby: San Francisco 57 km · Gálvez 62 km · Rafaela 80 km · Las Varillas 81 km · Coronda 89 km · Marcos Juárez 92 km · Esperanza 101 km · Santo Tomé 107 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 Jorge (-31.8971°, -61.8599°, elevation 109 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).