December weather forecast
Rotsea, United Kingdom

December

Weather in December

December, the first month of the winter in Rotsea, is also a frosty month, with an average temperature fluctuating between 3°C (37.4°F) and 6.5°C (43.7°F).

Temperature

The advent of December denotes an average high-temperature of a still frosty 6.5°C (43.7°F), subtly different from November's 9.2°C (48.6°F). A consistent nighttime average temperature of 3°C (37.4°F) is maintained in Rotsea during December.

Humidity

January and December, with an average relative humidity of 88%, are the most humid months in Rotsea, United Kingdom.

Rainfall

In Rotsea, in December, during 11.5 rainfall days, 17mm (0.67") of precipitation is typically accumulated. In Rotsea, United Kingdom, during the entire year, the rain falls for 146.7 days and collects up to 245mm (9.65") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, in Rotsea, it is snowing for 1.4 days. Throughout December, 9mm (0.35") of snow is accumulated. In Rotsea, United Kingdom, during the entire year, snow falls for 10.5 days and aggregates up to 44mm (1.73") of snow.

Daylight

The month with the shortest days in Rotsea is December, with an average of 7h and 30min of daylight.
On the first day of the month, sunrise is at 7:57 am and sunset at 3:43 pm. On the last day of December, in Rotsea, United Kingdom, sunrise is at 8:20 am and sunset at 3:49 pm GMT.

Sunshine

In December, the average sunshine is 4.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

Is December cold in Rotsea?
In December, in Rotsea, the average high-temperature is 6.5°C (43.7°F), and the average low-temperature is 3°C (37.4°F).
What is the most humid month in Rotsea?
January and December, with an average relative humidity of 88%, are most humid months.
What is the average humidity in December in Rotsea?
The average relative humidity in December is 88%.
How many days does it rain in December in Rotsea?
In Rotsea, United Kingdom, in December, during 11.5 rainfall days, 17mm (0.67") of precipitation is typically accumulated.
How many days does it snow in December in Rotsea?
In Rotsea, United Kingdom, in December, snow falls for 1.4 days, with typically accumulated 9mm (0.35") of snow.
What is the month with the shortest days in Rotsea?
With an average of 7h and 30min of daylight, December has the shortest days of the year in Rotsea.
What is the average length of the day in December in Rotsea?
The average day length in December in Rotsea, United Kingdom, is 7h and 29min.
What time are sunrise and sunset in December in Rotsea?
On the first day of December in Rotsea, United Kingdom, sunrise is at 7:57 am and sunset at 3:43 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 3:49 pm GMT.
How long on average sun shines in December in Rotsea?
The average sunshine duration in December is 4.4h.
When is the lowest UV index in Rotsea?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rotsea.
What is the UV index intensity in December in Rotsea?
In Rotsea, United Kingdom, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Rotsea, United Kingdom
  • Average high temperature in December: 6.5°C

The warmest months (with the highest average high temperature) are July and August (19.5°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in December: 3°C

The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

Average pressure in December
Rotsea, United Kingdom
  • Average pressure in December: 1011.4mbar

The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).

Average wind speed in December
Rotsea, United Kingdom
  • Average wind speed in December: 18.9km/h

The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest months (with the lowest average wind speed) are June and July (13.2km/h).

Average humidity in December
Rotsea, United Kingdom
  • Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (77%).

Average rainfall in December
Rotsea, United Kingdom
  • Average rainfall in December: 17mm

The wettest months (with the highest rainfall) are June and August (30mm).
The driest month (with the least rainfall) is April (11mm).

Average rainfall days in December
Rotsea, United Kingdom
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (10.1 days).

Average snowfall in December
Rotsea, United Kingdom
  • Average snowfall in December: 9mm

The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Rotsea, United Kingdom
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rotsea, United Kingdom
  • Average daylight in December: 7h and 3min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in December: 4h and 2min

The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The months with the least sunshine are February and November (Average sunshine: 3h and 48min).

Average sunshine days in December
Rotsea, United Kingdom
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is June (12.4 days).

Average UV index in December
Rotsea, 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
Rotsea, United Kingdom
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 49).

Average visibility in December
Rotsea, 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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