San Esteban weather in January

In January, San Esteban sees average daytime highs of 21°C and overnight lows near 11°C, with 17 mm of rain across 5 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 87% of the time in January, and the air most often feels dry.

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 Esteban's 3rd-clearest and 4th-windiest month. For the whole year in context, see San Esteban's year-round climate.

Daytime high
21°
1st warmest
Overnight low
11°
12th coldest
Rainfall
17 mm
5 wet days
Daylight
13 h 54 min
6:53 AM – 8:50 PM
Cloud cover
17%
3rd clearest
Wind
5 km/h
4th windiest
Solar energy
8.82 kWh/m²
Travel score
8.1
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical January day in San Esteban reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 24°C. Set against its neighbours, January runs about 2°C warmer than December and on par with February.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12110
22110
32110
42111
52111
62111
72111
82111
92111
102111
112111
122111
132111
142111
152111
162111
172111
182111
192111
202111
212111
222111
232111
242111
252111
262111
272111
282111
292111
302111
312111

How January really feels in San Esteban

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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

San Esteban weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan21° / 11°175013.98.1
Feb21° / 11°134.1013.28.1
Mar20° / 132.60.212.28.1
Apr16° / 273.90.711.26.2
May12° / 606.43.510.33.6
Jun / -2°1067.46.39.91.2
Jul / -3°736.75.910.10.6
Aug / -2°696.65.610.81.4
Sep10° / 487.34.111.82.7
Oct14° / 4392.312.84.3
Nov17° / 328.20.413.76.1
Dec20° / 226014.17.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 7% of January, with mostly cloudy or overcast conditions the remaining 7%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5937
6937
7928
8928
9928
10928
11928
12928
13928
14928
15928
16928
17937
18946
19946
20946
21946
22946
23946
24946
25946
26946
27946
28946
29955
30955
31955

Chance of precipitation in January

Any precipitation

San Esteban gets around 17 mm of rain over 5 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 17% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
616
716
816
916
1016
1116
1216
1316
1417
1517
1617
1717
1817
1918
2018
2118
2218
2318
2417
2517
2617
2717
2816
2916
3016
3115

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

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 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 6:42 AM to 7:07 AM, and sunset from 8:49 PM to 8:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.16:428:49
214.16:428:49
314.16:438:50
414.16:448:50
514.16:458:50
614.16:458:50
714.16:468:50
814.16:478:50
914.06:488:50
1014.06:488:50
1114.06:498:50
1214.06:508:50
1314.06:518:50
1414.06:528:50
1514.06:538:50
1613.96:538:50
1713.96:548:50
1813.96:558:49
1913.96:568:49
2013.96:578:49
2113.86:588:49
2213.86:598:48
2313.87:008:48
2413.87:018:48
2513.87:018:47
2613.77:028:47
2713.77:038:46
2813.77:048:46
2913.77:058:45
3013.67:068:45
3113.67:078:44

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 8.82 kWh/m².

For context, solar energy here swings from a low near 2.97 kWh/m² to a high of 8.99 kWh/m² in December across the year — January's 8.82 kWh/m² sits near the top of that range.

0246810151015202531
Solar energy (kWh/m²)Level
19.1Intense
29.1Intense
39.1Intense
49.1Intense
59.0Intense
69.0Intense
79.0Intense
89.0Intense
99.0Intense
108.9Intense
118.9Intense
128.9Intense
138.9Intense
148.8Intense
158.8Intense
168.8Intense
178.8Intense
188.8Intense
198.7Intense
208.7Intense
218.7Intense
228.7Intense
238.7Intense
248.6Intense
258.6Intense
268.6Intense
278.6Intense
288.6Intense
298.5Intense
308.5Intense
318.5Intense
Planning a trip in January

Hazard calendar for San Esteban

In seasonPeak

None of San Esteban's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

San Esteban's rainy season runs May–September, when most of the year's rain falls.

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

Is January a good time to visit San Esteban?

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

8.1
Sightseeing
1st-best month of the year
5.0
Beach & pool
1st-best month of the year

January is one of the better times to visit San Esteban for general sightseeing.

What to pack for San Esteban in January

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

In January, San Esteban sees daytime highs around 21°C and nights near 11°C. Pack sun protection. About 5 days see rain.

sun protection

UV index in San Esteban in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Esteban peaks around January 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 16Jun 22UV 5
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar12Extreme
Apr8Very high
May5High
Jun5Moderate
Jul5Moderate
Aug7High
Sep8Very high
Oct12Extreme
Nov13Extreme
Dec14Extreme

Air quality in San Esteban 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 Esteban is worst in July — around 118 µg/m³ PM2.5 (unhealthy), about 4.8× the cleanest month (January, 25 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 16116 µg/m³Jan 1225 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb28Moderate
Mar41Poor
Apr58Unhealthy
May84Unhealthy
Jun104Unhealthy
Jul118Unhealthy
Aug102Unhealthy
Sep82Unhealthy
Oct55Poor
Nov36Poor
Dec26Moderate
Location & terrain

Where is San Esteban?

San Esteban sits at 32.8°S, 70.6°W, 841 m above sea level, in Chile. The nearest listed city is Los Andes, 4.0 km away.

Topography around San Esteban

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

Within 3 km, the terrain around San Esteban has only modest variations in elevation — a maximum elevation change of 194 m around an average of 836 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,627 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,835 m.

The land around San Esteban is covered by cropland (53%) within 3 km, shrubs (36%) and grassland (26%) within 16 km, and bare terrain (39%) and shrubs (29%) within 80 km.

3 km
194 m
16 km
2,627 m
80 km
6,835 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainsnow and icewater
January weather nearby: Los Andes 4.0 km · San Felipe 15 km · Putaendo 23 km · Llaillay 35 km · Colina 46 km · Batuco 53 km · Chicureo 54 km · La Calera 58 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to 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 Esteban (-32.7987°, -70.5807°, elevation 841 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).