Collado-Villalba weather in December

In December, Collado-Villalba sees average daytime highs of 8°C and overnight lows near 1°C, with 63 mm of precipitation across 9.1 wet days and about 9.1 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 8°C through the month. The sky is clear or mostly clear about 28% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of December to 9 h 06 min by month's end. Set against the rest of the year, December is Collado-Villalba's 12th-clearest and 11th-windiest month. For the whole year in context, see Collado-Villalba's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
63 mm
9.1 wet days
Daylight
9 h 06 min
8:39 AM – 5:45 PM
Cloud cover
63%
12th clearest
Wind
8 km/h
11th windiest
Solar energy
1.79 kWh/m²
Travel score
1.2
out of 10

Collado-Villalba is capital city of Collado Villalba municipality, Madrid, Spain.

Air quality
Moderate
PM2.5 10.6 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 8°C through the month.

A typical December day in Collado-Villalba reaches about 8°C in the afternoon and slips back to 1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 11°C. Set against its neighbours, December runs about 3°C cooler than November and on par with January.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
182
282
382
482
582
682
781
881
981
1081
1181
1281
1381
1481
1581
1681
1781
1871
1971
2071
2171
2271
2371
2471
2571
2671
2771
2871
2971
3071
3171

How December really feels in Collado-Villalba

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Collado-Villalba weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 599.64.99.40.9
Feb / 498.64.310.41.7
Mar12° / 6210.12.811.73.2
Apr14° / 7512.31.9134.0
May19° / 75120.314.25.7
Jun24° / 12°387.6014.97.4
Jul29° / 15°184.3014.67.1
Aug28° / 15°215.2013.67.1
Sep23° / 12°406.9012.37.4
Oct17° / 80100.210.95.3
Nov11° / 7410.41.89.72.5
Dec / 639.12.89.11.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33862
43862
53862
63862
73763
83763
93862
103961
113862
123862
133862
143862
153862
163862
173961
183961
194060
204060
214060
224159
234159
244060
254159
264159
274159
284159
294258
304258
314357

Chance of precipitation in December

Any precipitationSnow

Collado-Villalba gets around 63 mm of rain and snow over 9.1 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 29% and peaks near 33% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13210
23110
33110
43110
5309
6309
7299
8299
9289
10288
11278
12277
13267
14267
15266
16256
17256
18266
19267
20277
21277
22288
23288
24299
25309
263010
273110
283210
293211
303311
313312

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 h 18 min at the start of December to 9 h 06 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 8:27 AM to 8:45 AM, and sunset from 5:45 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.38:275:45
29.38:285:45
39.38:295:45
49.28:295:44
59.28:305:44
69.28:315:44
79.28:325:44
89.28:335:44
99.28:345:44
109.28:355:44
119.18:355:44
129.18:365:44
139.18:375:45
149.18:385:45
159.18:385:45
169.18:395:45
179.18:405:46
189.18:405:46
199.18:415:46
209.18:415:47
219.18:425:47
229.18:425:48
239.18:435:48
249.18:435:49
259.18:445:49
269.18:445:50
279.18:445:50
289.18:455:51
299.18:455:52
309.18:455:52
319.18:455:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.79 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.79 kWh/m² to a high of 7.66 kWh/m² in July across the year — December's 1.79 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.8Dim
61.8Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.8Dim
181.8Dim
191.8Dim
201.8Dim
211.8Dim
221.8Dim
231.8Dim
241.8Dim
251.8Dim
261.8Dim
271.8Dim
281.8Dim
291.8Dim
301.8Dim
311.8Dim
Planning a trip in December

Is December a good time to visit Collado-Villalba?

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

1.2
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 Collado-Villalba.

What to pack for Collado-Villalba in December

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

In December, Collado-Villalba sees daytime highs around 8°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in Collado-Villalba 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 Collado-Villalba peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 15UV 10Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7High
May7High
Jun9Very high
Jul10Very high
Aug9Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Collado-Villalba?

Collado-Villalba sits at 40.6°N, 4.0°W, 884 m above sea level, in Spain. The nearest listed city is Galapagar, 6.0 km away.

Topography around Collado-Villalba

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

Within 3 km, the terrain around Collado-Villalba has only modest variations in elevation — a maximum elevation change of 222 m around an average of 908 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,601 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,012 m.

The land around Collado-Villalba is covered by trees (36%), grassland (31%) and artificial surfaces (28%) within 3 km, trees (50%) and grassland (37%) within 16 km, and grassland (37%), cropland (32%) and trees (25%) within 80 km.

3 km
222 m
16 km
1,601 m
80 km
2,012 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Galapagar 6.0 km · Torrelodones 9.0 km · El Escorial 12 km · San Lorenzo de El Escorial 13 km · Villanueva del Pardillo 16 km · Las Rozas de Madrid 19 km · Colmenar Viejo 20 km · Villanueva de la Cañada 21 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 Collado-Villalba (40.6351°, -4.0049°, elevation 884 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. 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).