December weather forecast
Cottenham, United Kingdom

December

Weather in December

The first month of the winter, December, is also a frosty month in Cottenham, United Kingdom, with temperature in the range of an average low of 3.1°C (37.6°F) and an average high of 7°C (44.6°F).

Temperature

December's advent denotes a minor fluctuation in the average high-temperature to a still frosty 7°C (44.6°F) from November's 9.6°C (49.3°F). Nights in December in Cottenham showcase an average temperature of 3.1°C (37.6°F), slightly cooler than the daytime.

Humidity

The most humid month in Cottenham is December, with an average relative humidity of 90%.

Rainfall

In Cottenham, United Kingdom, in December, during 14 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Cottenham, during the entire year, the rain falls for 173.6 days and collects up to 381mm (15") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Cottenham, in December, during 1.2 snowfall days, 11mm (0.43") of snow is typically accumulated. Throughout the year, in Cottenham, United Kingdom, there are 8.7 snowfall days, and 54mm (2.13") of snow is accumulated.

Daylight

December has the shortest days of the year in Cottenham, with an average of 7h and 48min of daylight.
On the first day of the month, sunrise is at 7:47 am and sunset at 3:50 pm. On the last day of December, in Cottenham, sunrise is at 8:08 am and sunset at 3:56 pm GMT.

Sunshine

In Cottenham, the average sunshine in December is 4.4h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is December in Cottenham?
The high-temperature in Cottenham during December is 7°C (44.6°F) and the low-temperature is 3.1°C (37.6°F).
What is the most humid month in Cottenham?
The most humid month in Cottenham, United Kingdom, is December, with an average relative humidity of 90%.
What is the average humidity in December in Cottenham?
In December, the average relative humidity in Cottenham is 90%.
How many days does it rain in December in Cottenham?
In Cottenham, during December, the rain falls for 14 days and regularly aggregates up to 35mm (1.38") of precipitation.
How many days does it snow in December in Cottenham?
In Cottenham, United Kingdom, in December, during 1.2 snowfall days, 11mm (0.43") of snow is typically accumulated.
What is the month with the shortest days in Cottenham?
December has the shortest days of the year, with an average of 7h and 48min of daylight.
What is the average length of the day in December in Cottenham?
In December, the average day length in Cottenham is 7h and 48min.
When is the sunrise / sunset in December in Cottenham?
On the first day of December in Cottenham, United Kingdom, sunrise is at 7:47 am and sunset at 3:50 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 3:56 pm GMT.
How long on average sun shines in December in Cottenham?
The average sunshine duration in December is 4.4h.
What are the months with the lowest UV index in Cottenham?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index intensity in December in Cottenham?
The average daily maximum UV index in December in Cottenham, United Kingdom, is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Cottenham, United Kingdom
  • Average high temperature in December: 7°C

The warmest months (with the highest average high temperature) are July and August (21.3°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in December: 3.1°C

The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).

Average pressure in December
Cottenham, United Kingdom
  • Average pressure in December: 1013.6mbar

The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).

Average wind speed in December
Cottenham, United Kingdom
  • Average wind speed in December: 18.5km/h

The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).

Average humidity in December
Cottenham, United Kingdom
  • Average humidity in December: 90%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Cottenham, United Kingdom
  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is June (48mm).
The driest month (with the least rainfall) is April (20mm).

Average rainfall days in December
Cottenham, United Kingdom
  • Average rainfall days in December: 14 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is September (11.5 days).

Average snowfall in December
Cottenham, United Kingdom
  • Average snowfall in December: 11mm

The month with the highest snowfall is February (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Cottenham, United Kingdom
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Cottenham, United Kingdom
  • Average daylight in December: 7h and 5min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in December
Cottenham, United Kingdom
  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in December
Cottenham, United Kingdom
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Cottenham, United Kingdom
  • Average cloud cover in December: 58

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 48).

Average visibility in December
Cottenham, United Kingdom
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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