East Sussex Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in East Sussex, the United Kingdom in December.

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Brighton & Hove Eastbourne Hastings Rye

Planning a trip to East Sussex, the United Kingdom this December? Here's what you need to know about the weather:

What to Expect in East Sussex in December

East Sussex, the United Kingdom is a region in the United Kingdom. December in East Sussex generally has cold temperatures, with precipitation levels ranging from moderate to high. December is a winter month.

Temperatures

You can expect cold maximum daytime temperatures of around 10°C (50°F) and nighttime temperatures around 6°C (43°F) in Brighton & Hove.

To explore the conditions in East Sussex, the United Kingdom in more detail, check the map below.

Precipitation

In December, precipitation varies across different areas. From moderate rainfall in East Grinstead with an average of 71 mm (2.8 in) to high rainfall in Seaford with 114 mm (4.5 in).

Explore East Sussex by month

Pick a month to see the average temperature, rainfall and sunshine in East Sussex - and find the best time to visit. (based on Brighton & Hove)

January9°C (48°F) February9°C (48°F) March11°C (52°F) April12°C (54°F) May15°C (59°F) June18°C (64°F) This monthJuly20°C (68°F) August20°C (68°F) September19°C (66°F) October16°C (61°F) November13°C (55°F) December10°C (50°F)
Best Time to Visit East Sussex →

Best Places to Visit in East Sussex in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across East Sussex.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in East Sussex

What is the weather like in December for some of the most popular destinations in East Sussex, the United Kingdom?

Temperature range in East Sussex (December)

Precipitation variation in East Sussex (December)

Brighton & Hove

In December Brighton & Hove generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 6°C (43°F) and high monthly rainfall. So on average the conditions are less favorable that month.

« November
December
January »
November
December
January
Max temperature
13°C (55°F)
10°C (50°F)
9°C (48°F)
Min temperature
8°C (46°F)
6°C (43°F)
5°C (41°F)
Monthly rainfall
115 mm (4.5 in)
106 mm (4.2 in)
95 mm (3.7 in)
Monthly rainy days
16 days
17 days
18 days
Weather conditions
less favorable
less favorable
less favorable
Climate in Brighton & Hove →

Eastbourne

In December Eastbourne generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 7°C (45°F) and high monthly rainfall. So on average the conditions are less favorable that month.

« November
December
January »
November
December
January
Max temperature
13°C (55°F)
11°C (52°F)
10°C (50°F)
Min temperature
9°C (48°F)
7°C (45°F)
6°C (43°F)
Monthly rainfall
126 mm (5 in)
114 mm (4.5 in)
100 mm (3.9 in)
Monthly rainy days
17 days
17 days
18 days
Weather conditions
less favorable
less favorable
less favorable
Climate in Eastbourne →

Hastings

In December Hastings generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are less favorable that month.

« November
December
January »
November
December
January
Max temperature
13°C (55°F)
10°C (50°F)
9°C (48°F)
Min temperature
8°C (46°F)
5°C (41°F)
5°C (41°F)
Monthly sun hours
70 hours
50 hours
52 hours
Monthly rainfall
106 mm (4.2 in)
98 mm (3.9 in)
86 mm (3.4 in)
Monthly rainy days
16 days
16 days
18 days
Weather conditions
less favorable
less favorable
less favorable
Climate in Hastings →

Rye

In December Rye generally has low temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are less favorable that month.

« November
December
January »
November
December
January
Max temperature
12°C (54°F)
10°C (50°F)
9°C (48°F)
Min temperature
7°C (45°F)
4°C (39°F)
4°C (39°F)
Monthly sun hours
70 hours
50 hours
52 hours
Monthly rainfall
84 mm (3.3 in)
81 mm (3.2 in)
72 mm (2.8 in)
Monthly rainy days
17 days
16 days
18 days
Weather conditions
mixed
less favorable
less favorable
Climate in Rye →

Crawley

In December Crawley generally has low temperatures with maximum daytime temperatures around 9°C (48°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are less favorable that month.

« November
December
January »
November
December
January
Max temperature
12°C (54°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
3°C (37°F)
3°C (37°F)
Monthly rainfall
76 mm (3 in)
74 mm (2.9 in)
69 mm (2.7 in)
Monthly rainy days
17 days
17 days
18 days
Weather conditions
mixed
less favorable
less favorable
Climate in Crawley →

Is your destination not in the list? Have a look at all destinations in East Sussex, in the United Kingdom.

In our records: the United Kingdom December extremes

Notable December records observed across cities in the United Kingdom in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the coldest December daytime high in the United Kingdom was -10°C (14°F) in Glasgow on December 29, 1995.
  • From our sources, the wettest December day in the United Kingdom brought 301 mm (12 in) in Belfast on December 4, 1982.

Popular cities in December

Day & night temperatures, rainfall and average weather in East Sussex in December.

City Weather Day temp Night temp Rainfall
Brighton & Hove 10°C (50°F) 6°C (43°F) 106 mm (4.2 in)
Eastbourne 11°C (52°F) 7°C (45°F) 114 mm (4.5 in)
Hastings 10°C (50°F) 5°C (41°F) 98 mm (3.9 in)
Rye 10°C (50°F) 4°C (39°F) 81 mm (3.2 in)
Crawley 9°C (48°F) 3°C (37°F) 74 mm (2.9 in)
Westfield 10°C (50°F) 5°C (41°F) 89 mm (3.5 in)

East Sussex weather in December: frequently asked questions

What is the weather like in East Sussex, the United Kingdom in December?

Expect less favorable weather across East Sussex, the United Kingdom in December. The popular destination of Brighton & Hove averages 10°C (50°F) by day and 6°C (43°F) at night during this winter month.

What is the average temperature in East Sussex, the United Kingdom in December?

Brighton & Hove averages a daytime maximum of 10°C (50°F) in December, with overnight lows close to 6°C (43°F).

Does East Sussex, the United Kingdom get a lot of rain in December?

Yes, December tends to be a wetter month in East Sussex, the United Kingdom. Average rainfall in Brighton & Hove sits around 106 mm (4.2 in).

Is December a Good Time to Visit East Sussex, the United Kingdom?

Given the typically less favorable weather conditions in Brighton & Hove, December may not be the ideal time to visit East Sussex, the United Kingdom.

Generally speaking, July and August provide excellent weather in Brighton & Hove. The weather in January, February, November and December, on the other hand, tends to be less favorable.

Interested in more climate information?

We have much more information about the climate in East Sussex.

Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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