Peacehaven weather in December

In December, Peacehaven sees average daytime highs of 9°C and overnight lows near 7°C, with 111 mm of precipitation across 14.6 wet days and about 7.8 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 9°C through the month. The sky is clear or mostly clear about 17% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 06 min at the start of December to 7 h 48 min by month's end. Set against the rest of the year, December is Peacehaven's 10th-clearest and 1st-windiest month. For the whole year in context, see Peacehaven's year-round climate.

Daytime high
9th warmest
Overnight low
4th coldest
Precipitation
111 mm
14.6 wet days
Daylight
7 h 42 min
8:04 AM – 3:49 PM
Cloud cover
72%
10th clearest
Wind
31 km/h
1st windiest
Solar energy
0.71 kWh/m²
Travel score
1.7
out of 10

Peacehaven is town and civil parish in the Lewes district of East Sussex, England.

Density
3,573/km²
people per km²

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 9°C through the month.

A typical December day in Peacehaven reaches about 9°C in the afternoon and slips back to 7°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 12°C. Set against its neighbours, December runs about 2°C cooler than November and about 1°C warmer than January.

10°15°151015202531
Avg high (°C)Avg low (°C)
1108
2108
3108
4107
5107
6107
7107
8107
9107
10107
11107
12107
1397
1497
1597
1697
1797
1897
1997
2097
2197
2297
2397
2496
2596
2696
2796
2896
2996
3096
3196

Peacehaven weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9814.40.58.21.3
Feb / 6711.60.69.71.1
Mar / 5310.10.311.51.6
Apr10° / 489.2013.52.5
May13° / 10°478.5015.23.6
Jun15° / 13°488.7016.24.7
Jul17° / 15°508.6015.85.9
Aug18° / 16°639.1014.36.1
Sep17° / 15°6810.7012.45.4
Oct15° / 12°11414.3010.43.9
Nov12° / 12315.908.72.5
Dec / 11114.60.47.81.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% 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
73565
83565
93565
103565
113466
123367
133268
143367
153268
163169
173070
183070
192971
202971
212971
222872
232872
242872
252872
262872
272872
282872
292971
303070
313070

Chance of precipitation in December

Any precipitationSnow

Peacehaven gets around 111 mm of rain and snow over 14.6 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 48% and peaks near 49% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1491
2481
3481
4471
5471
6461
7461
8461
9461
10462
11462
12472
13472
14472
15482
16482
17482
18481
19491
20491
21491
22491
23491
24491
25481
26481
27481
28481
29481
30491
31491

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 31 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 30 km/h on the calmest days to 31 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
130windy
230windy
330windy
430windy
530windy
631windy
731windy
831windy
931windy
1031windy
1131windy
1231windy
1330windy
1430windy
1530windy
1630windy
1730windy
1830windy
1931windy
2031windy
2131windy
2231windy
2331windy
2431windy
2531windy
2631windy
2731windy
2831windy
2931windy
3031windy
3131windy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 06 min at the start of December to 7 h 48 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 7:48 AM to 8:10 AM, and sunset from 3:52 PM to 3:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.17:483:52
28.07:493:51
38.07:513:51
48.07:523:50
57.97:533:50
67.97:543:49
77.97:553:49
87.97:563:49
97.97:573:49
107.87:583:48
117.87:593:48
127.88:003:48
137.88:013:48
147.88:023:48
157.88:033:48
167.78:043:49
177.78:043:49
187.78:053:49
197.78:063:49
207.78:063:50
217.78:073:50
227.78:073:51
237.78:083:51
247.78:083:52
257.78:093:52
267.78:093:53
277.78:093:54
287.78:093:54
297.88:103:55
307.88:103:56
317.88:103:57

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.71 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.81 kWh/m² in June across the year — December's 0.71 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.8Dim
40.8Dim
50.8Dim
60.8Dim
70.8Dim
80.8Dim
90.7Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.7Dim
200.7Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.7Dim
260.7Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.7Dim
Planning a trip in December

Hazard calendar for Peacehaven

In seasonPeak

In December, Peacehaven sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Peacehaven's rainy season runs August–February, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Peacehaven?

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

1.7
Sightseeing
9th-best month of the year
0.0
Beach & pool
7th-best month of the year

December is a weaker month for outdoor sightseeing in Peacehaven.

What to pack for Peacehaven in December

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

In December, Peacehaven sees daytime highs around 9°C and nights near 7°C. Pack a warm layer, rain gear and a windbreaker. About 15 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Peacehaven in December

The nearest coast averages about 12°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 20 km away) is warmest in September at about 17°C and coldest in March near 8°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan10Bracing
Feb9Bracing
Mar8Bracing
Apr9Bracing
May11Bracing
Jun13Bracing
Jul16Cool
Aug17Cool
Sep17Cool
Oct16Cool
Nov14Bracing
Dec12Bracing

UV index in Peacehaven 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 Peacehaven 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
Apr4Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Peacehaven?

Peacehaven sits at 50.8°N, 0.0°W, 35 m above sea level, in United Kingdom. The nearest listed city is Rottingdean, 4.0 km away.

Topography around Peacehaven

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

Within 3 km, the terrain around Peacehaven has only modest variations in elevation — a maximum elevation change of 125 m around an average of 30 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 247 m; within 80 km, significant variations in elevation — a maximum elevation change of 302 m.

The land around Peacehaven is covered by water (46%) within 3 km, water (49%) and grassland (25%) within 16 km, and water (38%), grassland (23%) and trees (22%) within 80 km.

3 km
125 m
16 km
247 m
80 km
302 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Rottingdean 4.0 km · Seaford 8.0 km · Lewes 9.0 km · Brighton 10 km · Hove 12 km · Portslade 16 km · Shoreham-by-Sea 19 km · Hailsham 20 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 Peacehaven (50.7927°, -0.0065°, elevation 35 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).