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London Weather in December
Winter · RainIn London, December averages about 9°C (48°F) during the day and 4°C (39°F) at night, so afternoons generally feel cold while evenings are cold. Some wet days are normal, with about 12 days reaching at least 1 mm of precipitation and roughly 67 mm for the month.
Avg high48.2°F 9.0°CAvg low39.1°F 4.0°CRainy days~11.5 daysMonthly rain67.0 mm
🧳 Packing guide
What to wear in London in December
A practical December packing list for London starts here: warm layers and a proper jacket or coat are useful, especially after sunset. A compact umbrella is worth carrying for passing showers or wetter days.
Travel takeaway: The month suits cold-weather travelers best, especially if you plan around shorter outdoor sessions and warmer layers.
🗓️ Travel timing at a glance
London: 12-month travel weather
London can see rain in any month, usually spread across many changeable days rather than one concentrated wet season. Layers and light rain protection are useful year-round.
JanWinter · RainFebWinter · RainMarEarly springAprSpring · ShowersMaySpringJunEarly summerJulSummerAugSummerSepEarly autumnOctAutumn · RainNovLate autumn · RainDecWinter · Rain
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
London 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
⚠️ Busy / closure period
Christmas and New Year period
📅 Late December–early January
Public transport schedules and opening hours for shops and attractions can differ from normal on public holidays.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
London in December · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ December 2025 · latest complete year☔ 11 days · 68.1 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
11.8°C/6.6°C
🌧️ 5.5 mm
2
10.7°C/6.9°C
🌧️ 3.8 mm
3
9.2°C/3.4°C
No rain
4
8.2°C/2.8°C
🌧️ 6.1 mm
5
9°C/-0.4°C
🌧️ 10.6 mm
6
11.8°C/8.9°C
🌧️ 1 mm
7
14.1°C/8.2°C
🌧️ 4.3 mm
8
13.8°C/10.4°C
No rain
9
14.4°C/12°C
🌧️ 6.9 mm
10
12.8°C/8.5°C
No rain
11
11.6°C/7.7°C
No rain
12
12.1°C/7.1°C
No rain
13
9.1°C/3.4°C
No rain
14
10.4°C/6.2°C
No rain
15
11.3°C/9.9°C
No rain
16
11.4°C/7°C
🌧️ 4.5 mm
17
9.9°C/1.7°C
No rain
18
12.7°C/10.1°C
🌧️ 17.5 mm
19
11.3°C/6.7°C
No rain
20
9.1°C/4°C
No rain
21
10.3°C/7.1°C
🌧️ 4.3 mm
22
10.6°C/7.7°C
🌧️ 1.7 mm
23
7.6°C/6°C
No rain
24
5.9°C/3.6°C
No rain
25
5.1°C/3°C
No rain
26
5.8°C/3.2°C
No rain
27
7.5°C/2.5°C
No rain
28
7.1°C/4.5°C
No rain
29
6.1°C/3.1°C
No rain
30
6.1°C/1.9°C
No rain
31
2.7°C/-1.3°C
No rain
December 2024☔ 9 days · 40.8 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
13.2°C/10.7°C
🌧️ 2.2 mm
2
11.7°C/7.7°C
No rain
3
7.6°C/4.1°C
No rain
4
9.4°C/2.6°C
No rain
5
14.1°C/9.3°C
🌧️ 8.5 mm
6
10.4°C/6.4°C
No rain
7
12.5°C/6.1°C
🌧️ 6.2 mm
8
7.7°C/6.6°C
🌧️ 8.1 mm
9
7.8°C/7°C
No rain
10
7°C/6.1°C
No rain
11
6.7°C/5.9°C
No rain
12
7.2°C/5.3°C
No rain
13
6.6°C/3.8°C
No rain
14
7.7°C/3.8°C
No rain
15
11.6°C/4.9°C
No rain
16
11.1°C/8.2°C
No rain
17
10.6°C/5.2°C
No rain
18
13.9°C/10.3°C
🌧️ 3.8 mm
19
12.5°C/4.5°C
🌧️ 3 mm
20
8.3°C/2.5°C
No rain
21
12.3°C/4.7°C
🌧️ 2.3 mm
22
7.8°C/4.3°C
🌧️ 1.8 mm
23
6°C/4.1°C
🌧️ 1.7 mm
24
12.2°C/6.1°C
No rain
25
10.2°C/8.8°C
No rain
26
8.8°C/6.8°C
No rain
27
7.8°C/6.1°C
No rain
28
6.4°C/4.8°C
No rain
29
7.2°C/4.8°C
No rain
30
8.9°C/6.4°C
No rain
31
11.1°C/7.5°C
No rain
December 2023☔ 14 days · 79 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
4.1°C/-2.2°C
No rain
2
-0.5°C/-3.9°C
No rain
3
7.6°C/-0.4°C
🌧️ 5.9 mm
4
7.9°C/5.6°C
🌧️ 8.9 mm
5
6.3°C/3.3°C
🌧️ 2.5 mm
6
4.4°C/0.8°C
No rain
7
8.2°C/4.1°C
🌧️ 5.7 mm
8
10.8°C/5.6°C
No rain
9
13.9°C/7.3°C
🌧️ 7.9 mm
10
11.7°C/7°C
🌧️ 2.1 mm
11
10.8°C/4.6°C
No rain
12
11.4°C/7.1°C
🌧️ 7.3 mm
13
8°C/6.1°C
No rain
14
7.4°C/1.6°C
No rain
15
8.1°C/2.5°C
No rain
16
11.2°C/4.6°C
No rain
17
10.8°C/6.7°C
No rain
18
11.9°C/7.7°C
No rain
19
12.3°C/5.3°C
🌧️ 12.7 mm
20
10.5°C/4.9°C
No rain
21
13.4°C/8.6°C
No rain
22
11.1°C/8.3°C
No rain
23
11°C/7.8°C
No rain
24
13.3°C/10.6°C
🌧️ 1.2 mm
25
12.9°C/11.3°C
🌧️ 3.2 mm
26
10.4°C/4°C
No rain
27
12°C/6.2°C
🌧️ 6.5 mm
28
11.7°C/9.1°C
No rain
29
10.6°C/6.2°C
🌧️ 1.5 mm
30
11.5°C/5.1°C
🌧️ 3 mm
31
10.5°C/6.4°C
🌧️ 8.2 mm
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
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Current London weather and 7-day forecast
When departure is close, the latest forecast matters more than long-term averages.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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London weather in other months
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