Avilés weather in December

In December, Avilés sees average daytime highs of 13°C and overnight lows near 7°C, with 118 mm of precipitation across 13.7 wet days and about 8.8 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 13°C through the month. The sky is clear or mostly clear about 19% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 hours at the start of December to 8 h 48 min by month's end. Set against the rest of the year, December is Avilés's 7th-clearest and 2nd-windiest month. For the whole year in context, see Avilés's year-round climate.

Daytime high
13°
10th warmest
Overnight low
3rd coldest
Precipitation
118 mm
13.7 wet days
Daylight
8 h 48 min
8:57 AM – 5:43 PM
Cloud cover
67%
7th clearest
Wind
12 km/h
2nd windiest
Solar energy
1.43 kWh/m²
Travel score
3.2
out of 10

Avilés is port city in northern Spain.

Air quality
Good
PM2.5 7.4 µg/m³ · 2019

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 13°C through the month.

A typical December day in Avilés reaches about 13°C in the afternoon and slips back to 7°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 16°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1138
2138
3138
4138
5138
6138
7138
8137
9137
10137
11137
12137
13137
14137
15137
16137
17137
18137
19137
20137
21137
22137
23137
24137
25137
26137
27137
28137
29127
30127
31127

Avilés weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 11614.30.69.12.8
Feb12° / 9612.60.610.23.0
Mar14° / 10413.90.211.63.7
Apr15° / 11715.1013.23.8
May17° / 11°11415.2014.54.7
Jun19° / 14°8112.3015.25.6
Jul21° / 15°6511.3014.96.2
Aug22° / 16°7512.3013.86.3
Sep20° / 14°8012.2012.35.9
Oct18° / 12°12014.4010.85.2
Nov15° / 14415.709.53.7
Dec13° / 11813.70.28.83.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23169
33169
43169
53169
63169
73268
83367
93367
103367
113466
123367
133466
143466
153565
163565
173565
183565
193466
203466
213565
223565
233565
243565
253565
263565
273565
283664
293664
303664
313664

Chance of precipitation in December

Any precipitationSnow

Avilés gets around 118 mm of rain and snow over 13.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 44% and peaks near 51% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1510
2510
3500
4500
5490
6480
7471
8471
9461
10451
11441
12431
13421
14421
15411
16401
17401
18401
19401
20401
21401
22401
23411
24411
25411
26421
27421
28421
29431
30432
31442

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 12 km/h in December.

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

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 hours at the start of December to 8 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 8:43 AM to 9:03 AM, and sunset from 5:43 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.08:435:43
29.08:455:43
39.08:465:43
48.98:475:43
58.98:485:43
68.98:485:42
78.98:495:42
88.98:505:42
98.88:515:42
108.88:525:42
118.88:535:42
128.88:545:42
138.88:545:42
148.88:555:43
158.88:565:43
168.88:575:43
178.88:575:43
188.88:585:44
198.88:585:44
208.88:595:44
218.89:005:45
228.89:005:45
238.89:015:46
248.89:015:46
258.89:015:47
268.89:025:47
278.89:025:48
288.89:025:49
298.89:025:49
308.89:035:50
318.89:035:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.43 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.43 kWh/m² to a high of 6.37 kWh/m² in June across the year — December's 1.43 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.5Dim
31.5Dim
41.5Dim
51.5Dim
61.5Dim
71.5Dim
81.5Dim
91.5Dim
101.4Dim
111.4Dim
121.4Dim
131.4Dim
141.4Dim
151.4Dim
161.4Dim
171.4Dim
181.4Dim
191.4Dim
201.4Dim
211.4Dim
221.4Dim
231.4Dim
241.4Dim
251.4Dim
261.4Dim
271.4Dim
281.4Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit Avilés?

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

3.2
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Avilés.

What to pack for Avilés in December

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

In December, Avilés sees daytime highs around 13°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 14 days see rain.

a warm layerrain gear

Sea temperature near Avilés 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 offshore is warmest in August at about 21°C and coldest in March near 13°C.

It's comfortable for a long swim from Aug 4 to Aug 31 — about 0.9 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan13Bracing
Feb13Bracing
Mar13Bracing
Apr13Bracing
May15Bracing
Jun17Cool
Jul19Cool
Aug21Refreshing
Sep20Cool
Oct18Cool
Nov16Cool
Dec14Bracing

UV index in Avilés in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Avilés peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr6High
May6High
Jun8Very high
Jul8Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Avilés?

Avilés sits at 43.6°N, 5.9°W, 26 m above sea level, in Spain. The nearest listed city is Corvera de Asturias, 4.0 km away.

Topography around Avilés

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

Within 3 km, the terrain around Avilés has only modest variations in elevation — a maximum elevation change of 141 m around an average of 50 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 648 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,396 m.

The land around Avilés is covered by grassland (36%), artificial surfaces (29%) and trees (28%) within 3 km, trees (32%), water (32%) and grassland (30%) within 16 km, and trees (36%), water (36%) and grassland (27%) within 80 km.

3 km
141 m
16 km
648 m
80 km
2,396 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Corvera de Asturias 4.0 km · Natahoyo 20 km · Gijón 21 km · Oviedo 23 km · La Felguera 33 km · Sama 35 km · Mieres 36 km · Villaquilambre 105 km

Spain travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$38,627
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 540
Religion
Roman Catholic 58%atheist 16%agnostic 11%non-believer 11%

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 Avilés (43.5547°, -5.9248°, elevation 26 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).