Santa Elena weather in January

In January, Santa Elena sees average daytime highs of 31°C and overnight lows near 20°C, with 109 mm of rain across 8.9 wet days and about 13.8 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°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 hours at the start of January to 13 h 30 min by month's end. Set against the rest of the year, January is Santa Elena's 2nd-clearest and 10th-windiest month. For the whole year in context, see Santa Elena's year-round climate.

Daytime high
31°
1st warmest
Overnight low
20°
12th coldest
Rainfall
109 mm
8.9 wet days
Daylight
13 h 48 min
6:14 AM – 8:03 PM
Cloud cover
44%
2nd clearest
Wind
11 km/h
10th windiest
Solar energy
7.07 kWh/m²
Travel score
4.8
out of 10

Santa Elena is Argentine city in province of Entre Ríos.

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 31°C through the month.

A typical January day in Santa Elena reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63121
73121
83121
93121
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223120
233120
243120
253120
263120
273120
283120
293120
303120
313120

How January really feels in Santa Elena

Once humidity and wind are folded in, January averages 29 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
29
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Santa Elena weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 20°1098.913.84.8
Feb30° / 20°1168.713.15.3
Mar28° / 18°1198.512.26.5
Apr24° / 15°1438.611.37.3
May21° / 12°796.510.57.0
Jun18° / 625.6106.5
Jul18° / 485.110.26.6
Aug20° / 655.710.97.3
Sep22° / 11°756.511.87.5
Oct25° / 14°1338.812.87.2
Nov28° / 17°1167.513.66.8
Dec30° / 19°1347.9145.5

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 14% of January, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36238
46238
56337
66337
76238
86337
96337
106436
116436
126436
136436
146535
156535
166634
176634
186634
196634
206634
216634
226634
236634
246634
256535
266535
276535
286436
296436
306238
316238

Chance of precipitation in January

Any precipitation

Santa Elena gets around 109 mm of rain over 8.9 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 29% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
328
428
528
629
729
829
929
1029
1128
1228
1328
1428
1527
1627
1727
1827
1927
2027
2127
2228
2328
2429
2529
2630
2731
2831
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 33% of days. Sticky, muggy-or-worse air turns up on roughly 59% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
16132231244
26132231254
36132231254
46132231254
56122231254
66122231263
76122330253
87132330253
97132330253
107122430243
117122430243
127122530242
137122531232
146122631232
156112631232
166112732232
176112732222
186112733222
196112733222
205112733222
215112734222
225102734222
234102735222
244102735222
254102635222
264102636222
274102536233
283102536233
293112536233
303112435233
313112435234

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 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
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 hours at the start of January to 13 h 30 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 6:03 AM to 6:27 AM, and sunset from 8:02 PM to 7:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.06:038:02
214.06:048:02
314.06:048:02
414.06:058:02
513.96:068:02
613.96:078:03
713.96:078:03
813.96:088:03
913.96:098:03
1013.96:108:03
1113.96:108:03
1213.96:118:03
1313.86:128:03
1413.86:138:03
1513.86:148:03
1613.86:148:03
1713.86:158:02
1813.86:168:02
1913.86:178:02
2013.76:188:02
2113.76:198:02
2213.76:198:01
2313.76:208:01
2413.76:218:01
2513.66:228:00
2613.66:238:00
2713.66:248:00
2813.66:257:59
2913.66:267:59
3013.56:267:58
3113.56:277:58

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.07 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 7.15 kWh/m² in December across the year — January's 7.07 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
157.1Intense
167.1Intense
177.1Intense
187.1Intense
197.1Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
246.9Intense
256.9Intense
266.8Intense
276.8Intense
286.8Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in January

Is January a good time to visit Santa Elena?

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

4.8
Sightseeing
12th-best month of the year
7.0
Beach & pool
5th-best month of the year

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

What to pack for Santa Elena in January

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

In January, Santa Elena sees daytime highs around 31°C and nights near 20°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Santa Elena 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 Santa Elena peaks around January 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 19UV 13Jun 20UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep7High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Santa Elena 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 Santa Elena is worst in August — around 22 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (May, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1721 µg/m³May 116 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb8Good
Mar6Good
Apr6Good
May6Good
Jun7Good
Jul13Moderate
Aug22Moderate
Sep15Moderate
Oct9Good
Nov6Good
Dec7Good
Location & terrain

Where is Santa Elena?

Santa Elena sits at 30.9°S, 59.8°W, 67 m above sea level, in Argentina. The nearest listed city is La Paz, 26 km away.

Topography around Santa Elena

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

Within 3 km, the terrain around Santa Elena has only modest variations in elevation — a maximum elevation change of 56 m around an average of 39 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 68 m; within 80 km, only modest variations in elevation — a maximum elevation change of 87 m.

The land around Santa Elena is covered by water (34%), trees (25%) and grassland (25%) within 3 km, wetland (29%) and trees (27%) within 16 km, and grassland (29%), cropland (24%) and trees (21%) within 80 km.

3 km
56 m
16 km
68 m
80 km
87 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: La Paz 26 km · San Javier 43 km · San Justo 79 km · Federal 96 km · Esquina 106 km · Paraná 112 km · Santa Fe 117 km · Esperanza 122 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 Santa Elena (-30.9443°, -59.7883°, elevation 67 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).