Luton weather in December

In December, Luton sees average daytime highs of 7°C and overnight lows near 3°C, with 55 mm of precipitation across 11.1 wet days and about 7.6 hours of daylight. It is the 11th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 7°C through the month. The sky is clear or mostly clear about 16% of the time in December, and the air most often feels dry.

Daylight stretches from about 7 h 54 min at the start of December to 7 h 36 min by month's end. Set against the rest of the year, December is Luton's 6th-clearest and 3rd-windiest month. For the whole year in context, see Luton's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
55 mm
11.1 wet days
Daylight
7 h 36 min
8:11 AM – 3:45 PM
Cloud cover
72%
6th clearest
Wind
17 km/h
3rd windiest
Solar energy
0.62 kWh/m²
Travel score
1.0
out of 10

Luton is large town in Bedfordshire, England.

Density
5,196/km²
people per km²
Founded
~501 CE

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 7°C through the month.

A typical December day in Luton reaches about 7°C in the afternoon and slips back to 3°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 12°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)
184
284
383
483
583
683
783
883
983
1083
1183
1273
1373
1473
1573
1673
1773
1873
1973
2073
2173
2273
2373
2473
2573
2673
2773
2873
2973
3073
3173

How December really feels in Luton

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.

Luton weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5211.118.10.8
Feb / 419.61.49.61.1
Mar10° / 4410.20.811.52.2
Apr13° / 5011.30.113.63.5
May16° / 5610.8015.44.8
Jun19° / 11°5910.2016.45.8
Jul22° / 13°6011.10166.3
Aug21° / 13°6110.8014.46.2
Sep18° / 11°518.9012.45.8
Oct14° / 5911010.43.9
Nov10° / 58110.28.62.1
Dec / 5511.10.97.61.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% 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 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33367
43367
53466
63466
73466
83466
93466
103367
113367
123268
133169
143169
153169
162971
172971
182971
192971
202971
212971
222971
232971
242971
252971
263070
273070
283070
293070
303169
313169

Chance of precipitation in December

Any precipitationSnow

Luton gets around 55 mm of rain and snow over 11.1 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 36% and peaks near 38% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1361
2351
3351
4351
5351
6341
7342
8342
9342
10342
11342
12352
13352
14362
15363
16373
17373
18383
19383
20383
21383
22384
23384
24384
25384
26384
27383
28383
29383
30383
31383

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 17 km/h in December.

Across December, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 7 h 54 min at the start of December to 7 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 7:55 AM to 8:17 AM, and sunset from 3:48 PM to 3:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.97:553:48
27.97:563:47
37.87:583:47
47.87:593:46
57.88:003:46
67.78:013:46
77.78:023:45
87.78:043:45
97.78:053:45
107.68:063:45
117.68:073:44
127.68:083:44
137.68:093:44
147.68:093:44
157.68:103:44
167.68:113:45
177.58:123:45
187.58:133:45
197.58:133:45
207.58:143:46
217.58:143:46
227.58:153:46
237.58:153:47
247.58:163:48
257.58:163:48
267.58:163:49
277.58:173:49
287.68:173:50
297.68:173:51
307.68:173:52
317.68:173:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.62 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.62 kWh/m² to a high of 5.11 kWh/m² in June across the year — December's 0.62 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.7Dim
20.7Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.7Dim
110.6Dim
120.6Dim
130.6Dim
140.6Dim
150.6Dim
160.6Dim
170.6Dim
180.6Dim
190.6Dim
200.6Dim
210.6Dim
220.6Dim
230.6Dim
240.6Dim
250.6Dim
260.6Dim
270.6Dim
280.6Dim
290.6Dim
300.6Dim
310.6Dim
Planning a trip in December

Is December a good time to visit Luton?

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

1.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Luton.

What to pack for Luton in December

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

In December, Luton sees daytime highs around 7°C and nights near 3°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Luton 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 Luton peaks around August 10 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 10UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Luton?

Luton sits at 51.9°N, 0.4°W, 117 m above sea level, in United Kingdom. The nearest listed city is Dunstable, 7.0 km away.

Topography around Luton

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

Within 3 km, the terrain around Luton has only modest variations in elevation — a maximum elevation change of 106 m around an average of 144 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 219 m; within 80 km, significant variations in elevation — a maximum elevation change of 324 m.

The land around Luton is covered by artificial surfaces (47%) and trees (25%) within 3 km, cropland (41%), grassland (27%) and trees (21%) within 16 km, and cropland (41%), grassland (28%) and trees (20%) within 80 km.

3 km
106 m
16 km
219 m
80 km
324 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Dunstable 7.0 km · Harpenden 8.0 km · Hitchin 12 km · Hemel Hempstead 14 km · Stevenage 15 km · St Albans 16 km · Berkhamsted 17 km · Welwyn Garden City 17 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

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 Luton (51.8797°, -0.4175°, elevation 117 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).