Oviedo weather in December

In December, Oviedo sees average daytime highs of 10°C and overnight lows near 3°C, with 102 mm of precipitation across 13.5 wet days and about 8.8 hours of daylight. It is the 11th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 10°C through the month. The sky is clear or mostly clear about 20% 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 Oviedo's 7th-clearest and 2nd-windiest month. For the whole year in context, see Oviedo's year-round climate.

Daytime high
10°
11th warmest
Overnight low
3rd coldest
Precipitation
102 mm
13.5 wet days
Daylight
8 h 48 min
8:56 AM – 5:43 PM
Cloud cover
68%
7th clearest
Wind
8 km/h
2nd windiest
Solar energy
1.45 kWh/m²
Travel score
2.0
out of 10

Oviedo is city in Oviedo, Oviedo, Asturias, Spain.

Air quality
Moderate
PM2.5 10.8 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 10°C through the month.

A typical December day in Oviedo reaches about 10°C in the afternoon and slips back to 3°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 14°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1104
2104
3104
4104
5104
6104
7103
8103
9103
10103
11103
12103
13103
14103
15103
16103
17103
18103
19103
20103
21103
22103
23103
24103
25103
26103
27103
28103
29103
30103
31103

How December really feels in Oviedo

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Oviedo weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 10413.94.79.21.7
Feb10° / 90125.210.22.1
Mar12° / 9913.73.411.63.1
Apr14° / 11716.5213.23.3
May16° / 12417.10.514.54.2
Jun19° / 11°10114.7015.25.3
Jul21° / 13°8514.1014.95.8
Aug22° / 13°9014.4013.85.9
Sep20° / 11°8413.2012.35.7
Oct16° / 10913.80.210.84.7
Nov12° / 12215.21.69.52.8
Dec10° / 10213.53.48.82.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
33070
43070
53070
63169
73169
83169
93070
103268
113268
123169
133268
143268
153268
163367
173367
183367
193466
203367
213367
223367
233367
243367
253367
263268
273367
283367
293367
303466
313466

Chance of precipitation in December

Any precipitationSnow

Oviedo gets around 102 mm of rain and snow over 13.5 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 43% and peaks near 49% on the wettest days, and about 3 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14910
24810
34810
44710
54710
64610
74610
84510
94510
104410
114410
124310
134310
144210
154110
164110
174011
184011
194011
204011
214111
224111
234111
244111
254111
264111
274211
284211
294211
304211
314311

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 8 km/h in December.

Across December, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 8:42 AM to 9:02 AM, and sunset from 5:44 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.08:425:44
29.08:445:43
39.08:455:43
49.08:465:43
58.98:475:43
68.98:475:43
78.98:485:43
88.98:495:43
98.98:505:43
108.98:515:43
118.88:525:43
128.88:535:43
138.88:535:43
148.88:545:43
158.88:555:43
168.88:565:43
178.88:565:44
188.88:575:44
198.88:575:44
208.88:585:45
218.88:595:45
228.88:595:46
238.88:595:46
248.89:005:47
258.89:005:47
268.89:015:48
278.89:015:48
288.89:015:49
298.89:015:50
308.89:025:50
318.89:025:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.45 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.45 kWh/m² to a high of 6.18 kWh/m² in July across the year — December's 1.45 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
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.5Dim
151.5Dim
161.5Dim
171.5Dim
181.5Dim
191.5Dim
201.5Dim
211.5Dim
221.5Dim
231.5Dim
241.5Dim
251.5Dim
261.5Dim
271.5Dim
281.5Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit Oviedo?

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

2.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Oviedo.

What to pack for Oviedo in December

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

In December, Oviedo sees daytime highs around 10°C and nights near 3°C. Pack a warm layer. Worth having: rain gear. About 14 days see rain.

a warm layerrain gear

Sea temperature near Oviedo 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 30 km away) 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 Oviedo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Oviedo peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec2Low

Air quality in Oviedo 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 Oviedo is worst in October — around 18 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (July, 8 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Oviedo's WHO annual average of 10.8 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodOct 1617 µg/m³Jul 188 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb13Moderate
Mar15Moderate
Apr14Moderate
May9Good
Jun9Good
Jul8Good
Aug9Good
Sep9Good
Oct18Moderate
Nov8Good
Dec10Good
Location & terrain

Where is Oviedo?

Oviedo sits at 43.4°N, 5.8°W, 237 m above sea level, in Spain. The nearest listed city is La Felguera, 14 km away.

Topography around Oviedo

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

Within 3 km, the terrain around Oviedo has significant variations in elevation — a maximum elevation change of 461 m around an average of 262 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,572 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,401 m.

The land around Oviedo is covered by grassland (37%), artificial surfaces (32%) and trees (30%) within 3 km, trees (53%) and grassland (40%) within 16 km, and trees (40%), grassland (30%) and water (28%) within 80 km.

3 km
461 m
16 km
1,572 m
80 km
2,401 m
treesgrasslandartificial surfaceswater
December weather nearby: La Felguera 14 km · Mieres 14 km · Sama 15 km · Corvera de Asturias 20 km · Avilés 23 km · Natahoyo 24 km · Gijón 24 km · Villaquilambre 83 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 Oviedo (43.3603°, -5.8448°, elevation 237 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).