Curacaví weather in December

In December, Curacaví sees average daytime highs of 25°C and overnight lows near 12°C, with 4 mm of rain across 0.6 wet days and about 14.2 hours of daylight. It is the 3rd-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 86% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of December to 14 h 12 min by month's end. Set against the rest of the year, December is Curacaví's 3rd-clearest and 1st-windiest month. For the whole year in context, see Curacaví's year-round climate.

Daytime high
25°
3rd warmest
Overnight low
12°
10th coldest
Rainfall
4 mm
0.6 wet days
Daylight
14 h 12 min
6:35 AM – 8:47 PM
Cloud cover
15%
3rd clearest
Wind
7 km/h
1st windiest
Solar energy
9.02 kWh/m²
Travel score
9.3
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical December day in Curacaví reaches about 25°C in the afternoon and slips back to 12°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, December runs about 2°C warmer than November and about 1°C cooler than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12411
22411
32411
42411
52411
62411
72411
82411
92411
102411
112411
122511
132512
142512
152512
162512
172512
182512
192512
202512
212512
222512
232512
242512
252512
262512
272512
282512
292512
302613
312613

Curacaví weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 13°10.4149.2
Feb25° / 13°30.513.29.3
Mar24° / 11°7112.39.3
Apr21° / 24311.28.0
May18° / 61510.36.4
Jun15° / 1217.39.84.7
Jul14° / 715.7104.7
Aug16° / 605.310.85.4
Sep18° / 303.711.86.7
Oct20° / 182.512.87.8
Nov23° / 10°61.213.79.0
Dec25° / 12°40.614.29.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 86% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
4919
5919
6919
7919
8928
9928
10928
11937
12937
13937
14937
15937
16937
17937
18937
19937
20937
21937
22937
23937
24946
25946
26937
27937
28937
29937
30937
31946

Chance of precipitation in December

Any precipitation

Curacaví gets around 4 mm of rain over 0.6 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 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
83
93
102
112
122
132
142
152
162
172
182
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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4973
5973
6964
7964
8955
9955
10946
11937
12937
13928
14928
15919
16919
179010
189010
198911
208911
218911
228812
238812
248713
258713
268713
278614
288614
298515
308515
318515

Wind in December

Winds average 7 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
248calm
258calm
268calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 14 h 06 min 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 6 minutes over December. Sunrise moves from 6:33 AM to 6:42 AM, and sunset from 8:36 PM to 8:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.16:338:36
214.16:338:37
314.16:338:37
414.16:338:38
514.16:338:39
614.16:338:40
714.16:338:41
814.16:338:41
914.26:338:42
1014.26:338:43
1114.26:338:43
1214.26:348:44
1314.26:348:45
1414.26:348:45
1514.26:348:46
1614.26:358:47
1714.26:358:47
1814.26:358:48
1914.26:368:48
2014.26:368:49
2114.26:378:49
2214.26:378:50
2314.26:388:50
2414.26:388:51
2514.26:398:51
2614.26:398:52
2714.26:408:52
2814.26:408:52
2914.26:418:53
3014.26:418:53
3114.26:428:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 9.02 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 9.02 kWh/m² in December across the year — December's 9.02 kWh/m² sits near the top of that range.

0246810151015202531
Solar energy (kWh/m²)Level
18.8Intense
28.8Intense
38.8Intense
48.8Intense
58.9Intense
68.9Intense
78.9Intense
88.9Intense
98.9Intense
108.9Intense
118.9Intense
129.0Intense
139.0Intense
149.0Intense
159.0Intense
169.0Intense
179.0Intense
189.0Intense
199.1Intense
209.1Intense
219.1Intense
229.1Intense
239.1Intense
249.1Intense
259.1Intense
269.1Intense
279.1Intense
289.1Intense
299.1Intense
309.1Intense
319.1Intense
Planning a trip in December

Is December a good time to visit Curacaví?

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

9.3
Sightseeing
1st-best month of the year
8.2
Beach & pool
3rd-best month of the year

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

What to pack for Curacaví in December

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

In December, Curacaví sees daytime highs around 25°C and nights near 12°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Curacaví in December

The nearest coast averages about 15°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 53 km away) is warmest in February at about 16°C and coldest in August near 12°C.

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

10°12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr14Bracing
May14Bracing
Jun13Bracing
Jul13Bracing
Aug12Bracing
Sep12Bracing
Oct13Bracing
Nov13Bracing
Dec15Bracing

UV index in Curacaví 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 Curacaví peaks around January 18 at about 14 (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 18UV 14Jun 18UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr5High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct9Very high
Nov11Extreme
Dec12Extreme

Air quality in Curacaví 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 Curacaví is worst in July — around 88 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (February, 35 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorJul 1287 µg/m³Feb 1836 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb35Moderate
Mar40Poor
Apr58Unhealthy
May83Unhealthy
Jun85Unhealthy
Jul88Unhealthy
Aug77Unhealthy
Sep64Unhealthy
Oct45Poor
Nov37Poor
Dec38Poor
Location & terrain

Where is Curacaví?

Curacaví sits at 33.4°S, 71.1°W, 213 m above sea level, in Chile. The nearest listed city is Lampa, 26 km away.

Topography around Curacaví

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

Within 3 km, the terrain around Curacaví has significant variations in elevation — a maximum elevation change of 443 m around an average of 275 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,856 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,233 m.

The land around Curacaví is covered by grassland (39%) and shrubs (26%) within 3 km, shrubs (45%) and grassland (27%) within 16 km, and shrubs (28%) and grassland (22%) within 80 km.

3 km
443 m
16 km
1,856 m
80 km
4,233 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Lampa 26 km · Casablanca 27 km · Peñaflor 33 km · Melipilla 33 km · El Monte 34 km · Batuco 35 km · Talagante 35 km · Padre Hurtado 35 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 Curacaví (-33.3976°, -71.1271°, elevation 213 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).