Vicuña weather in December

In December, Vicuña sees average daytime highs of 21°C and overnight lows near 14°C, with 9 mm of rain across 2.6 wet days and about 13.9 hours of daylight. It is the 3rd-warmest and 11th-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 December, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of December to 13 h 54 min by month's end. Set against the rest of the year, December is Vicuña's 3rd-clearest and 1st-windiest month. For the whole year in context, see Vicuña's year-round climate.

Daytime high
21°
3rd warmest
Overnight low
14°
10th coldest
Rainfall
9 mm
2.6 wet days
Daylight
13 h 54 min
6:41 AM – 8:37 PM
Cloud cover
16%
3rd clearest
Wind
5 km/h
1st windiest
Solar energy
8.67 kWh/m²
Travel score
8.6
out of 10

Vicuña is settlement in Chile.

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 21°C through the month.

A typical December day in Vicuña reaches about 21°C in the afternoon and slips back to 14°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 23°C. Set against its neighbours, December runs about 2°C warmer than November and about 1°C cooler than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12113
22113
32113
42113
52113
62113
72113
82113
92113
102113
112113
122113
132113
142114
152114
162114
172114
182114
192214
202214
212214
222214
232214
242214
252214
262214
272214
282214
292214
302214
312215

Vicuña weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan22° / 15°103.6013.78.5
Feb22° / 15°93.6013.18.5
Mar21° / 13°132.6012.28.5
Apr19° / 10°163.1011.37.8
May16° / 334.40.710.56.2
Jun14° / 474.61.810.14.7
Jul13° / 4052.210.34.4
Aug14° / 404.71.710.95.1
Sep16° / 275.40.711.86.0
Oct18° / 234.80.212.77.1
Nov20° / 12°123.2013.58.0
Dec21° / 14°92.6013.98.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% 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 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1946
2946
3946
4946
5946
6946
7946
8955
9955
10955
11955
12955
13955
14955
15955
16955
17955
18946
19946
20946
21946
22946
23946
24937
25937
26937
27937
28937
29928
30928
31928

Chance of precipitation in December

Any precipitation

Vicuña gets around 9 mm of rain over 2.6 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 8% and peaks near 10% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
29
39
49
59
69
79
89
99
109
118
128
138
147
157
167
176
186
196
206
217
227
237
247
258
268
278
289
299
3010
3110

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22982
23982
24982
25982
26982
27982
28982
29973
30973
31973

Wind in December

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

Across December, 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 December

DaylightNight

Daylight runs from about 13 h 48 min at the start of December to 13 h 54 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 6:39 AM to 6:49 AM, and sunset from 8:26 PM to 8:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:398:26
213.86:398:27
313.86:398:28
413.86:398:29
513.86:398:29
613.96:398:30
713.96:398:31
813.96:398:32
913.96:398:32
1013.96:408:33
1113.96:408:34
1213.96:408:34
1313.96:408:35
1413.96:418:36
1513.96:418:36
1613.96:418:37
1713.96:428:37
1813.96:428:38
1913.96:428:38
2013.96:438:39
2113.96:438:39
2213.96:448:40
2313.96:448:40
2413.96:458:41
2513.96:458:41
2613.96:468:42
2713.96:468:42
2813.96:478:42
2913.96:488:43
3013.96:488:43
3113.96:498:43

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 8.67 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.29 kWh/m² to a high of 8.67 kWh/m² in December across the year — December's 8.67 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.6Intense
28.6Intense
38.6Intense
48.6Intense
58.6Intense
68.6Intense
78.6Intense
88.6Intense
98.6Intense
108.6Intense
118.6Intense
128.7Intense
138.7Intense
148.7Intense
158.7Intense
168.7Intense
178.7Intense
188.7Intense
198.7Intense
208.7Intense
218.7Intense
228.7Intense
238.7Intense
248.7Intense
258.7Intense
268.7Intense
278.7Intense
288.7Intense
298.7Intense
308.7Intense
318.7Intense
Planning a trip in December

Is December a good time to visit Vicuña?

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

8.6
Sightseeing
1st-best month of the year
5.4
Beach & pool
3rd-best month of the year

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

What to pack for Vicuña in December

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

In December, Vicuña sees daytime highs around 21°C and nights near 14°C. Pack sun protection.

sun protection

Sea temperature near Vicuña 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 65 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
Apr16Cool
May15Bracing
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep13Bracing
Oct14Bracing
Nov14Bracing
Dec15Cool

UV index in Vicuña in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Vicuña peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 20UV 15Jun 19UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr7High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct12Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Vicuña?

Vicuña sits at 30.0°S, 70.7°W, 616 m above sea level, in Chile. The nearest listed city is La Serena, 54 km away.

AlbardónVilla General San Martín

Topography around Vicuña

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

Within 3 km, the terrain around Vicuña has large variations in elevation — a maximum elevation change of 615 m around an average of 709 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,066 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,071 m.

The land around Vicuña is covered by bare terrain (48%) within 3 km, bare terrain (49%) and grassland (34%) within 16 km, and bare terrain (55%) and grassland (29%) within 80 km.

3 km
615 m
16 km
3,066 m
80 km
6,071 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: La Serena 54 km · Coquimbo 61 km · Ovalle 78 km · Vallenar 162 km · Illapel 183 km · Los Vilos 222 km · Albardón 261 km · Villa General San Martín 261 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 Vicuña (-30.0354°, -70.7127°, elevation 616 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).