Puente Alto weather in January

In January, Puente Alto sees average daytime highs of 24°C and overnight lows near 12°C, with 15 mm of rain across 3.9 wet days and about 14 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 86% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of January to 13 h 42 min by month's end. Set against the rest of the year, January is Puente Alto's 2nd-clearest and 1st-windiest month. For the whole year in context, see Puente Alto's year-round climate.

Daytime high
24°
1st warmest
Overnight low
12°
12th coldest
Rainfall
15 mm
3.9 wet days
Daylight
14 hours
6:52 AM – 8:52 PM
Cloud cover
17%
2nd clearest
Wind
5 km/h
1st windiest
Solar energy
8.72 kWh/m²
Travel score
8.8
out of 10

Puente Alto is settlement in Chile.

Air quality
High
PM2.5 26.1 µg/m³ · 2016

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 24°C through the month.

A typical January day in Puente Alto reaches about 24°C in the afternoon and slips back to 12°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°C. Set against its neighbours, January runs about 2°C warmer than December and on par with February.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12311
22311
32311
42311
52412
62412
72412
82412
92412
102412
112412
122412
132412
142412
152412
162412
172412
182412
192412
202412
212412
222412
232412
242412
252412
262412
272412
282412
292412
302412
312412

How January really feels in Puente Alto

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.

Puente Alto weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan24° / 12°153.90148.8
Feb23° / 11°144.1013.28.7
Mar22° / 10°152.8012.38.6
Apr18° / 394.40.511.27.1
May14° / 807.12.310.34.6
Jun10° / -0°1298.65.39.82.4
Jul / -2°9785.3101.9
Aug11° / -0°9085.210.82.9
Sep14° / 7293.611.84.1
Oct16° / 6211212.85.3
Nov19° / 4510.30.413.76.6
Dec22° / 10°256.7014.27.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 86% 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 (%)
1937
2937
3937
4937
5937
6937
7937
8937
9937
10937
11937
12928
13928
14928
15928
16928
17928
18937
19937
20937
21937
22937
23946
24946
25946
26946
27946
28955
29955
30955
31955

Chance of precipitation in January

Any precipitation

Puente Alto gets around 15 mm of rain over 3.9 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 13% and peaks near 15% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
215
314
414
514
614
714
814
914
1014
1114
1213
1313
1413
1513
1613
1713
1812
1912
2012
2112
2212
2312
2412
2512
2612
2712
2812
2912
3012
3112

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5982
6982
7982
8982
9973
10973
11973
12973
13973
14973
15973
16973
17964
18964
19964
20964
21964
22964
23964
24964
25964
26964
27964
28964
29964
30964
31964

Wind in January

Winds average 5 km/h in January, the windiest month of the year.

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 12 min at the start of January to 13 h 42 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 6:40 AM to 7:05 AM, and sunset from 8:51 PM to 8:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.26:408:51
214.26:408:52
314.26:418:52
414.26:428:52
514.26:428:52
614.16:438:52
714.16:448:52
814.16:458:52
914.16:468:52
1014.16:468:52
1114.16:478:52
1214.16:488:52
1314.16:498:52
1414.06:508:52
1514.06:518:52
1614.06:528:52
1714.06:528:51
1814.06:538:51
1913.96:548:51
2013.96:558:51
2113.96:568:50
2213.96:578:50
2313.96:588:50
2413.86:598:49
2513.87:008:49
2613.87:018:48
2713.87:028:48
2813.77:038:47
2913.77:048:47
3013.77:048:46
3113.77:058:46

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 8.72 kWh/m².

For context, solar energy here swings from a low near 2.66 kWh/m² to a high of 8.76 kWh/m² in December across the year — January's 8.72 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.9Intense
28.9Intense
38.9Intense
48.9Intense
58.9Intense
68.9Intense
78.9Intense
88.8Intense
98.8Intense
108.8Intense
118.8Intense
128.8Intense
138.8Intense
148.8Intense
158.7Intense
168.7Intense
178.7Intense
188.7Intense
198.7Intense
208.6Intense
218.6Intense
228.6Intense
238.6Intense
248.6Intense
258.6Intense
268.5Intense
278.5Intense
288.5Intense
298.5Intense
308.4Intense
318.4Intense
Planning a trip in January

Hazard calendar for Puente Alto

In seasonPeak

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

Puente Alto's rainy season runs May–October, 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 Puente Alto?

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

8.8
Sightseeing
1st-best month of the year
7.2
Beach & pool
1st-best month of the year

January is one of the better times to visit Puente Alto for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Puente Alto in January

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

In January, Puente Alto sees daytime highs around 24°C and nights near 12°C. Pack sun protection. Worth having: light clothes. About 4 days see rain.

sun protectionlight clothes

UV index in Puente Alto 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 Puente Alto peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 18UV 14Jun 17UV 4
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar11Extreme
Apr6High
May4Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep7Very high
Oct10Extreme
Nov12Extreme
Dec13Extreme

Air quality in Puente Alto 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 Puente Alto is worst in July — around 46 µg/m³ PM2.5 (poor), about 3.9× the cleanest month (December, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Puente Alto's WHO annual average of 26.1 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1646 µg/m³Dec 2112 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar17Moderate
Apr24Moderate
May34Moderate
Jun41Poor
Jul46Poor
Aug41Poor
Sep33Moderate
Oct23Moderate
Nov15Moderate
Dec12Good
Location & terrain

Where is Puente Alto?

Puente Alto sits at 33.6°S, 70.6°W, 700 m above sea level, in Chile. The nearest listed city is La Pintana, 6.0 km away.

Topography around Puente Alto

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

Within 3 km, the terrain around Puente Alto has only modest variations in elevation — a maximum elevation change of 231 m around an average of 687 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,436 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,491 m.

The land around Puente Alto is covered by artificial surfaces (63%) within 3 km, artificial surfaces (30%) and shrubs (24%) within 16 km, and bare terrain (30%), shrubs (24%) and grassland (20%) within 80 km.

3 km
231 m
16 km
2,436 m
80 km
6,491 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainsnow and ice
January weather nearby: La Pintana 6.0 km · San Bernardo 12 km · Peñalolén 16 km · Ñuñoa 18 km · Santiago 18 km · Buin 20 km · Maipú 21 km · Padre Hurtado 22 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 Puente Alto (-33.6117°, -70.5758°, elevation 700 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).