December weather forecast
Llanmaes, United Kingdom

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Weather in December

December, the first month of the winter in Llanmaes, is still a chilly month, with an average temperature ranging between min 5.2°C (41.4°F) and max 8.6°C (47.5°F).

Temperature

Llanmaes ushers in December with an average high-temperature of a frosty 8.6°C (47.5°F), showing a close resemblance to the previous month. Llanmaes marks an average drop to a cold 5.2°C (41.4°F) during nighttime in December, following the high of the day.

Humidity

November and December, with an average relative humidity of 86%, are the most humid months.

Rainfall

In Llanmaes, in December, it is raining for 12.5 days, with typically 27mm (1.06") of accumulated precipitation. In Llanmaes, during the entire year, the rain falls for 132.6 days and collects up to 252mm (9.92") of precipitation.

Snowfall

Months with snowfall in Llanmaes are January, February, November and December. In Llanmaes, United Kingdom, in December, during 0.7 snowfall days, 1mm (0.04") of snow is typically accumulated. Throughout the year, in Llanmaes, there are 3.1 snowfall days, and 8mm (0.31") of snow is accumulated.

Daylight

December has the shortest days of the year in Llanmaes, United Kingdom, with an average of 7h and 54min of daylight.
On the first day of the month, sunrise is at 7:57 am and sunset at 4:08 pm. On the last day of December, in Llanmaes, sunrise is at 8:18 am and sunset at 4:15 pm GMT.

Sunshine

The average sunshine in December is 4.1h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What are December temperatures in Llanmaes?

Llanmaes in December has an average high-temperature of 8.6°C (47.5°F) and an average low-temperature of 5.2°C (41.4°F).

What are the most humid months in Llanmaes?

November and December, with an average relative humidity of 86%, are most humid months in Llanmaes.

What is the average humidity in December in Llanmaes?

The average relative humidity in December in Llanmaes is 86%.

How much does it rain in Llanmaes in December?

In Llanmaes, in December, during 12.5 rainfall days, 27mm (1.06") of precipitation is typically accumulated.

How many days does it snow in December in Llanmaes?

In Llanmaes, United Kingdom, in December, snow falls for 0.7 days, with typically accumulated 1mm (0.04") of snow.

What is the month with the shortest days in Llanmaes?

December has the shortest days of the year, with an average of 7h and 54min of daylight.

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

In December, the average day length in Llanmaes, United Kingdom, is 7h and 56min.

What time are sunrise and sunset in December in Llanmaes?

In December, on the first day of the month, sunrise is at 7:57 am and sunset at 4:08 pm. On the last day of the month, in Llanmaes, sunrise is at 8:18 am and sunset at 4:15 pm GMT.

How many hours of sunshine does Llanmaes have in December?

In December, the average sunshine duration is 4.1h.

When is the lowest UV index in Llanmaes?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December in Llanmaes?

In December, the average daily maximum UV index in Llanmaes, United Kingdom, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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 temperature in December
Llanmaes, United Kingdom

Average temperature in December - Llanmaes, United Kingdom
  • Average high temperature in December: 8.6°C

The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (7.5°C).

  • Average low temperature in December: 5.2°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).

Average pressure in December
Llanmaes, United Kingdom

Average pressure in December - Llanmaes, United Kingdom
  • Average pressure in December: 1014mbar

The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010mbar).

Average wind speed in December
Llanmaes, United Kingdom

Average wind speed in December - Llanmaes, United Kingdom
  • Average wind speed in December: 22km/h

The windiest month (with the highest average wind speed) is February (22.3km/h).
The calmest months (with the lowest average wind speed) are June and July (15.2km/h).

Average humidity in December
Llanmaes, United Kingdom

Average humidity in December - Llanmaes, United Kingdom
  • Average humidity in December: 86%

The months with the highest relative humidity are November and December (86%).
The months with the lowest relative humidity are April and May (81%).

Average rainfall in December
Llanmaes, United Kingdom

Average rainfall in December - Llanmaes, United Kingdom
  • Average rainfall in December: 27mm

The wettest months (with the highest rainfall) are August and November (31mm).
The driest month (with the least rainfall) is April (12mm).

Average rainfall days in December
Llanmaes, United Kingdom

Average rainfall days in December - Llanmaes, United Kingdom
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is November (13.5 days).
The months with the least rainy days are February and April (9.1 days).

Average snowfall in December
Llanmaes, United Kingdom

Average snowfall in December - Llanmaes, United Kingdom
  • Average snowfall in December: 1mm

The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Llanmaes, United Kingdom

Average snowfall days in December - Llanmaes, United Kingdom
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is May (Average sunshine: 8h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).

Average sunshine days in December
Llanmaes, United Kingdom

Average sunshine days in December - Llanmaes, United Kingdom
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is April (19.2 days).
The month with the least sunshine days is November (13.7 days).

Average UV index in December
Llanmaes, United Kingdom

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

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Llanmaes, United Kingdom

Average cloud cover in December - Llanmaes, United Kingdom
  • Average cloud cover in December: 59

The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and May (Cloud cover 46).

Average visibility in December
Llanmaes, United Kingdom

Average visibility in December - Llanmaes, United Kingdom
  • Average visibility in December: 10km

The months with the highest visibility are February, March and December (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (9km).

Llanmaes, United Kingdom

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