Buckinghamshire Weather in December

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

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Slough High Wycombe Aylesbury Marlow

Planning a getaway to Buckinghamshire, the United Kingdom this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Buckinghamshire in December

Buckinghamshire, the United Kingdom is a region in the United Kingdom. December in Buckinghamshire generally has cold temperatures, with moderate precipitation. The month of December is in the winter season.

Temperatures

You can expect cold maximum daytime temperatures of around 9°C (48°F) and nighttime temperatures around 3°C (37°F) in Slough.

For specific regional insights in Buckinghamshire, the United Kingdom, refer to the map provided below.

Precipitation

December is a moderate rainy month with an average rainfall of around 63 mm (2.5 in) in Slough.

Average sunshine

Sunshine is more limited in many areas during this month. Slough receives about 54 hours of sunlight. For sunnier weather, check our weather planner to find destinations with better conditions.

Explore Buckinghamshire by month

Pick a month to see the average temperature, rainfall and sunshine in Buckinghamshire — and find the best time to visit. (based on Slough)

January9°C (48°F) February9°C (48°F) March12°C (54°F) April15°C (59°F) May18°C (64°F) June21°C (70°F) This monthJuly23°C (73°F) August23°C (73°F) September20°C (68°F) October16°C (61°F) November12°C (54°F) December9°C (48°F)
Best Time to Visit Buckinghamshire →

Best Places to Visit in Buckinghamshire in December

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

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 Buckinghamshire

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

Temperature range in Buckinghamshire (December)

Precipitation variation in Buckinghamshire (December)

Slough

In December Slough 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 poor 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 sun hours
70 hours
54 hours
62 hours
Monthly rainfall
68 mm (2.7 in)
63 mm (2.5 in)
60 mm (2.4 in)
Monthly rainy days
16 days
17 days
18 days
Weather conditions
unpleasant
poor
poor
Climate in Slough →

High Wycombe

In December High Wycombe 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 poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
9°C (48°F)
Min temperature
5°C (41°F)
3°C (37°F)
2°C (36°F)
Monthly sun hours
70 hours
54 hours
62 hours
Monthly rainfall
68 mm (2.7 in)
63 mm (2.5 in)
60 mm (2.4 in)
Monthly rainy days
16 days
16 days
18 days
Weather conditions
unpleasant
poor
poor
Climate in High Wycombe →

Aylesbury

In December Aylesbury 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 poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
8°C (46°F)
Min temperature
5°C (41°F)
3°C (37°F)
2°C (36°F)
Monthly sun hours
63 hours
42 hours
53 hours
Monthly rainfall
66 mm (2.6 in)
62 mm (2.4 in)
59 mm (2.3 in)
Monthly rainy days
16 days
16 days
17 days
Weather conditions
unpleasant
poor
poor
Climate in Aylesbury →

Marlow

In December Marlow 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 poor 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)
2°C (36°F)
Monthly sun hours
70 hours
54 hours
62 hours
Monthly rainfall
68 mm (2.7 in)
63 mm (2.5 in)
60 mm (2.4 in)
Monthly rainy days
16 days
17 days
18 days
Weather conditions
unpleasant
poor
poor
Climate in Marlow →

Winslow

In December Winslow 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 poor that month.

« November
December
January »
November
December
January
Max temperature
11°C (52°F)
9°C (48°F)
8°C (46°F)
Min temperature
5°C (41°F)
3°C (37°F)
2°C (36°F)
Monthly sun hours
63 hours
42 hours
53 hours
Monthly rainfall
65 mm (2.6 in)
61 mm (2.4 in)
58 mm (2.3 in)
Monthly rainy days
15 days
15 days
17 days
Weather conditions
unpleasant
poor
poor
Climate in Winslow →

Is your destination not in the list? Have a look at all destinations in Buckinghamshire, 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 Buckinghamshire in December.

City Weather Day temp Night temp Rainfall
Slough 9°C (48°F) 3°C (37°F) 63 mm (2.5 in)
High Wycombe 9°C (48°F) 3°C (37°F) 63 mm (2.5 in)
Aylesbury 9°C (48°F) 3°C (37°F) 62 mm (2.4 in)
Marlow 9°C (48°F) 3°C (37°F) 63 mm (2.5 in)
Winslow 9°C (48°F) 3°C (37°F) 61 mm (2.4 in)
Buckingham 9°C (48°F) 3°C (37°F) 60 mm (2.4 in)

Buckinghamshire weather in December: frequently asked questions

What is the weather like in Buckinghamshire, the United Kingdom in December?

Buckinghamshire, the United Kingdom typically experiences poor weather in December, part of the winter season. Daytime highs in Slough average around 9°C (48°F), and temperatures drop to about 3°C (37°F) at night.

What is the average temperature in Buckinghamshire, the United Kingdom in December?

Average temperatures in Buckinghamshire, the United Kingdom during December range from a nighttime low near 3°C (37°F) to a daytime high around 9°C (48°F) in Slough.

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

Not particularly. Slough averages just 63 mm (2.5 in) of rain in December, making it a mostly dry month for Buckinghamshire, the United Kingdom.

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

In our opinion, December may not be the ideal time to visit Buckinghamshire, the United Kingdom due to the typically poor weather in Slough.

On average, the best time to visit Buckinghamshire, the United Kingdom is in June, July, August and September with generally perfect weather in Slough. On the other hand, the weather in January, February and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Buckinghamshire.

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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