December weather forecast
Rowardennan, United Kingdom

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Weather in December

The first month of the winter, December, is also a wintry month in Rowardennan, United Kingdom, with an average temperature varying between 4.4°C (39.9°F) and 0.7°C (33.3°F).

Temperature

With the transition into December, Rowardennan notes an average high-temperature of a cold 4.4°C (39.9°F), closely resembling November. A modest nighttime temperature average of 0.7°C (33.3°F) characterizes December in Rowardennan.

Humidity

November and December, with an average relative humidity of 92%, are the most humid months.

Rainfall

December is the month with the most rainfall. Rain falls for 12.4 days and accumulates 39mm (1.54") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Rowardennan, in December, snow falls for 12.6 days, with typically accumulated 88mm (3.46") of snow. In Rowardennan, United Kingdom, during the entire year, snow falls for 58.4 days and aggregates up to 450mm (17.72") of snow.

Daylight

With an average of 7h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 8:27 am and sunset at 3:48 pm. On the last day of December, in Rowardennan, United Kingdom, sunrise is at 8:50 am and sunset at 3:52 pm GMT.

Sunshine

In Rowardennan, the average sunshine in December is 3h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 9, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold is it in Rowardennan in December?

In December, the average high-temperature and low-temperature are 4.4°C (39.9°F) and 0.7°C (33.3°F) respectively.

What is the most humid month in Rowardennan?

The months with the highest humidity are November and December, with an average relative humidity of 92%.

What is the average humidity in December in Rowardennan?

In Rowardennan, United Kingdom, the average relative humidity in December is 92%.

What is the rainiest month in Rowardennan?

December is the month with the most rainfall in Rowardennan, United Kingdom. Rain falls for 12.4 days and accumulates 39mm (1.54") of precipitation.

How many days does it rain in December in Rowardennan?

In December, the rain falls for 12.4 days. Throughout December, 39mm (1.54") of precipitation is accumulated.

How many days does it snow in December in Rowardennan?

In Rowardennan, United Kingdom, in December, during 12.6 snowfall days, 88mm (3.46") of snow is typically accumulated.

What is the month with the shortest days in Rowardennan?

The month with the shortest days in Rowardennan, United Kingdom, is December, with an average of 7h and 0min of daylight.

What is the average length of the day in December in Rowardennan?

The average day length in December in Rowardennan, United Kingdom, is 7h and 2min.

What time are sunrise and sunset in December in Rowardennan?

On the first day of December in Rowardennan, sunrise is at 8:27 am and sunset at 3:48 pm. On the last day of the month, sunrise is at 8:50 am and sunset at 3:52 pm GMT.

How many hours of sunshine does Rowardennan have in December?

In December, the average sunshine duration in Rowardennan, United Kingdom, is 3h.

What is the UV index intensity in December in Rowardennan?

In Rowardennan, United Kingdom, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Rowardennan, United Kingdom

Average temperature in December - Rowardennan, United Kingdom
  • Average high temperature in December: 4.4°C

The warmest month (with the highest average high temperature) is July (15.4°C).
The month with the lowest average high temperature is January (3.6°C).

  • Average low temperature in December: 0.7°C

The month with the highest average low temperature is July (9.2°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).

Average pressure in December
Rowardennan, United Kingdom

Average pressure in December - Rowardennan, United Kingdom
  • Average pressure in December: 1007.4mbar

The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is November (1006.5mbar).

Average wind speed in December
Rowardennan, United Kingdom

Average wind speed in December - Rowardennan, United Kingdom
  • Average wind speed in December: 16.2km/h

The windiest month (with the highest average wind speed) is January (16.8km/h).
The calmest months (with the lowest average wind speed) are June and July (10.5km/h).

Average humidity in December
Rowardennan, United Kingdom

Average humidity in December - Rowardennan, United Kingdom
  • Average humidity in December: 92%

The months with the highest relative humidity are November and December (92%).
The months with the lowest relative humidity are April and May (84%).

Average rainfall in December
Rowardennan, United Kingdom

Average rainfall in December - Rowardennan, United Kingdom
  • Average rainfall in December: 39mm

The wettest month (with the highest rainfall) is December (39mm).
The driest month (with the least rainfall) is April (13mm).

Average rainfall days in December
Rowardennan, United Kingdom

Average rainfall days in December - Rowardennan, United Kingdom
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (9 days).

Average snowfall in December
Rowardennan, United Kingdom

Average snowfall in December - Rowardennan, United Kingdom
  • Average snowfall in December: 88mm

The month with the highest snowfall is February (112mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Rowardennan, United Kingdom

Average snowfall days in December - Rowardennan, United Kingdom
  • Average snowfall days in December: 12.6 days

The month with the highest number of snowfall days is December (12.6 days).
The months with the least snowfall days are July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rowardennan, United Kingdom

Average daylight in December / Average sunshine in December - Rowardennan, United Kingdom
  • Average daylight in December: 7h and 0min

The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).

  • Average sunshine in December: 3h and 0min

The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).

Average sunshine days in December
Rowardennan, United Kingdom

Average sunshine days in December - Rowardennan, United Kingdom
  • Average sunshine days in December: 9.6 days

The months with the most sunshine days are April and May (14.1 days).
The month with the least sunshine days is August (8.6 days).

Average UV index in December
Rowardennan, United Kingdom

Average UV index in December - Rowardennan, United Kingdom
  • Average UV index in December: 2

The months with the highest UV index are May, June, July, August and September (UV index 3).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in December
Rowardennan, United Kingdom

Average cloud cover in December - Rowardennan, United Kingdom
  • Average cloud cover in December: 70

The month with the most cloud cover is August (Cloud cover 74).
The month with the least cloud cover is April (Cloud cover 61).

Average visibility in December
Rowardennan, United Kingdom

Average visibility in December - Rowardennan, United Kingdom
  • Average visibility in December: 8km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (8km).
The months with the lowest visibility are July, August and September (7km).

Rowardennan, United Kingdom

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