Maullín weather in December

In December, Maullín sees average daytime highs of 18°C and overnight lows near 9°C, with 89 mm of rain across 10.8 wet days and about 15 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 19°C by the end. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of December to 15 hours by month's end. Set against the rest of the year, December is Maullín's 4th-clearest and 4th-windiest month. For the whole year in context, see Maullín's year-round climate.

Daytime high
18°
4th warmest
Overnight low
10th coldest
Rainfall
89 mm
10.8 wet days
Daylight
15 hours
6:21 AM – 9:21 PM
Cloud cover
66%
4th clearest
Wind
13 km/h
4th windiest
Solar energy
6.87 kWh/m²
Travel score
5.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 19°C by the end.

A typical December day in Maullín reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, December runs about 2°C warmer than November and about 2°C cooler than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1179
2179
3179
4179
5189
6189
7189
8189
9189
10189
11189
12189
13189
14189
15189
16189
171810
181810
191810
201810
211810
221910
231910
241910
251910
261910
271910
281910
291910
301910
311910

Maullín 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
Jan20° / 11°638.514.76.5
Feb20° / 11°587.313.76.7
Mar18° / 8410.912.35.9
Apr15° / 12113.610.94.3
May13° / 18416.89.73.0
Jun11° / 21419.192.1
Jul10° / 19418.79.31.9
Aug11° / 19919.710.32.2
Sep13° / 13815.411.73.0
Oct14° / 1311513.13.7
Nov16° / 10512.814.34.6
Dec18° / 8910.8155.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33565
43565
53664
63664
73664
83664
93565
103466
113466
123466
133367
143268
153268
163268
173268
183367
193268
203367
213367
223466
233466
243565
253763
263763
273862
283961
294159
304159
314258

Chance of precipitation in December

Any precipitation

Maullín gets around 89 mm of rain over 10.8 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 35% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
335
435
534
634
734
833
933
1033
1133
1233
1333
1434
1534
1635
1735
1835
1936
2036
2136
2236
2336
2436
2535
2635
2735
2834
2934
3034
3133

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1973
2973
3973
4973
5973
6964
7964
8964
9964
10964
11964
12964
13964
14964
15964
16955
17955
18955
19955
20946
21946
22937
23937
24937
25928
26928
27928
28919
29919
30919
31919

Wind in December

Winds average 13 km/h in December.

Across December, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light 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 h 48 min at the start of December to 15 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over December. Sunrise moves from 6:20 AM to 6:28 AM, and sunset from 9:08 PM to 9:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.86:209:08
214.86:209:09
314.86:209:10
414.96:209:11
514.96:209:12
614.96:209:13
714.96:199:14
814.96:199:15
914.96:199:15
1014.96:199:16
1115.06:209:17
1215.06:209:18
1315.06:209:19
1415.06:209:19
1515.06:209:20
1615.06:219:21
1715.06:219:21
1815.06:219:22
1915.06:219:22
2015.06:229:23
2115.06:229:23
2215.06:239:24
2315.06:239:24
2415.06:249:25
2515.06:249:25
2615.06:259:26
2715.06:259:26
2815.06:269:26
2915.06:279:26
3015.06:279:27
3115.06:289:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.87 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 7.04 kWh/m² in January across the year — December's 6.87 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.8Intense
86.8Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.9Intense
206.9Intense
216.9Intense
226.9Intense
236.9Intense
246.9Intense
256.9Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in December

Hazard calendar for Maullín

In seasonPeak

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

Maullín's rainy season runs April–November, when most of the year's rain falls.

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

Is December a good time to visit Maullín?

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

5.7
Sightseeing
4th-best month of the year
2.0
Beach & pool
4th-best month of the year

December is a reasonable time to visit Maullín for sightseeing.

What to pack for Maullín in December

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

In December, Maullín sees daytime highs around 18°C and nights near 9°C. Pack sun protection. Worth having: rain gear. About 11 days see rain.

sun protectionrain gear

Sea temperature near Maullín in December

The nearest coast averages about 14°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 23 km away) is warmest in January at about 14°C and coldest in August near 11°C.

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

10°12°14°16°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr13Bracing
May12Bracing
Jun12Bracing
Jul11Bracing
Aug11Bracing
Sep11Bracing
Oct11Bracing
Nov12Bracing
Dec14Bracing

UV index in Maullín 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 Maullín peaks around December 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateLowModerateHighVery highExtremeDec 23UV 12Jun 19UV 1
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar7High
Apr4Moderate
May2Moderate
Jun1Low
Jul2Low
Aug2Moderate
Sep4Moderate
Oct7High
Nov8Very high
Dec12Extreme
Location & terrain

Where is Maullín?

Maullín sits at 41.6°S, 73.6°W, 14 m above sea level, in Chile. The nearest listed city is Ancud, 33 km away.

Topography around Maullín

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

Within 3 km, the terrain around Maullín has only modest variations in elevation — a maximum elevation change of 44 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 160 m; within 80 km, large variations in elevation — a maximum elevation change of 935 m.

The land around Maullín is covered by grassland (39%) and water (36%) within 3 km, trees (37%), grassland (32%) and water (26%) within 16 km, and water (46%) and trees (35%) within 80 km.

3 km
44 m
16 km
160 m
80 km
935 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Ancud 33 km · Calbuco 43 km · Puerto Montt 57 km · Puerto Varas 61 km · Llanquihue 64 km · Frutillar 71 km · Purranque 87 km · Castro 96 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 Maullín (-41.6178°, -73.5983°, elevation 14 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).