Placilla weather in December

In December, Placilla sees average daytime highs of 19°C and overnight lows near 13°C, with 3 mm of rain across 0.3 wet days and about 14.1 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 82% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 hours at the start of December to 14 h 12 min by month's end. Set against the rest of the year, December is Placilla's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Placilla's year-round climate.

Daytime high
19°
4th warmest
Overnight low
13°
9th coldest
Rainfall
3 mm
0.3 wet days
Daylight
14 h 12 min
6:37 AM – 8:48 PM
Cloud cover
20%
3rd clearest
Wind
13 km/h
3rd windiest
Solar energy
8.9 kWh/m²
Travel score
8.4
out of 10

Placilla is city in Chile.

Density
2,520/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical December day in Placilla reaches about 19°C in the afternoon and slips back to 13°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 21°C. Set against its neighbours, December runs about 1°C warmer than November and about 1°C cooler than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11912
21913
31913
41913
51913
61913
71913
81913
91913
101913
111913
121913
131913
141913
151913
161913
172013
182013
192013
202013
212014
222014
232014
242014
252014
262014
272014
282014
292014
302014
312014

Placilla weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 15°00.113.98.7
Feb20° / 14°10.213.28.7
Mar20° / 13°30.612.38.4
Apr18° / 12°141.911.27.3
May16° / 10°51410.35.8
Jun15° / 1066.59.94.7
Jul14° / 605104.6
Aug14° / 534.510.84.9
Sep15° / 242.711.85.6
Oct17° / 11°131.712.86.6
Nov18° / 12°20.613.77.9
Dec19° / 13°30.314.18.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 8%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5928
6928
7928
8928
9928
10928
11928
12928
13928
14928
15928
16928
17928
18928
19928
20928
21928
22937
23937
24937
25937
26937
27937
28937
29946
30946
31946

Chance of precipitation in December

Any precipitation

Placilla gets around 3 mm of rain over 0.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1919
2919
39010
48911
58812
68713
78614
88515
98416
108317
118218
128119
138020
147921
157822
167723
177624
187426
197327
207129
217030
226832
236634
246535
256337
266139
276040
285842
295743
305545
315446

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 hours at the start of December to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 6:35 AM to 6:45 AM, and sunset from 8:37 PM to 8:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.06:358:37
214.06:358:38
314.16:358:39
414.16:358:39
514.16:358:40
614.16:358:41
714.16:358:42
814.16:358:42
914.16:358:43
1014.16:368:44
1114.16:368:45
1214.26:368:45
1314.26:368:46
1414.26:378:47
1514.26:378:47
1614.26:378:48
1714.26:378:48
1814.26:388:49
1914.26:388:49
2014.26:398:50
2114.26:398:50
2214.26:408:51
2314.26:408:51
2414.26:418:52
2514.26:418:52
2614.26:428:53
2714.26:428:53
2814.26:438:53
2914.26:438:54
3014.26:448:54
3114.26:458:54

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 8.9 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 8.9 kWh/m² in December across the year — December's 8.9 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.8Intense
28.8Intense
38.8Intense
48.8Intense
58.8Intense
68.8Intense
78.8Intense
88.8Intense
98.8Intense
108.8Intense
118.8Intense
128.9Intense
138.9Intense
148.9Intense
158.9Intense
168.9Intense
178.9Intense
188.9Intense
198.9Intense
208.9Intense
218.9Intense
228.9Intense
238.9Intense
248.9Intense
258.9Intense
269.0Intense
279.0Intense
289.0Intense
299.0Intense
309.0Intense
318.9Intense
Planning a trip in December

Is December a good time to visit Placilla?

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

8.4
Sightseeing
3rd-best month of the year
3.9
Beach & pool
4th-best month of the year

December is one of the better times to visit Placilla for general sightseeing.

What to pack for Placilla in December

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

In December, Placilla sees daytime highs around 19°C and nights near 13°C. Pack sun protection.

sun protection

Sea temperature near Placilla in December

The nearest coast averages about 16°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in February at about 17°C and coldest in August near 13°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr15Cool
May14Bracing
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep13Bracing
Oct13Bracing
Nov14Bracing
Dec16Cool

UV index in Placilla in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Placilla peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 17UV 13Jun 18UV 3
UV index (midday)Level
Jan14Extreme
Feb12Extreme
Mar10Extreme
Apr5High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct9Very high
Nov11Extreme
Dec12Extreme

Air quality in Placilla in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Placilla is worst in July — around 100 µg/m³ PM2.5 (unhealthy), about 3.2× the cleanest month (February, 31 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorJul 1499 µg/m³Feb 1131 µg/m³
PM2.5 (µg/m³)Level
Jan34Moderate
Feb31Moderate
Mar39Poor
Apr62Unhealthy
May89Unhealthy
Jun93Unhealthy
Jul100Unhealthy
Aug86Unhealthy
Sep70Unhealthy
Oct46Poor
Nov39Poor
Dec37Poor
Location & terrain

Where is Placilla?

Placilla sits at 33.1°S, 71.6°W, 335 m above sea level, in Chile. The nearest listed city is Vina del Mar, 10 km away.

Topography around Placilla

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

Within 3 km, the terrain around Placilla has significant variations in elevation — a maximum elevation change of 275 m around an average of 357 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 598 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,320 m.

The land around Placilla is covered by trees (57%) and artificial surfaces (25%) within 3 km, trees (40%) within 16 km, and water (33%) and shrubs (24%) within 80 km.

3 km
275 m
16 km
598 m
80 km
2,320 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Vina del Mar 10 km · Valparaiso 10 km · Quilpué 14 km · Villa Alemana 20 km · Concón 22 km · Casablanca 27 km · Limache 31 km · El Quisco 34 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 Placilla (-33.1144°, -71.5681°, elevation 335 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).