December weather forecast
Abergwynfi, United Kingdom

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Weather in December

The first month of the winter, December, is also a frosty month in Abergwynfi, United Kingdom, with an average temperature fluctuating between 3.8°C (38.8°F) and 7.5°C (45.5°F).

Temperature

Abergwynfi's shift into December is marked by a subtle change to a still chilly 7.5°C (45.5°F) from November's 9.2°C (48.6°F) in temperature. Throughout the nights in December, Abergwynfi notes an average low of 3.8°C (38.8°F), a small dip from the daytime peak.

Humidity

The months with the highest humidity are January, November and December, with an average relative humidity of 89%.

Rainfall

In December, in Abergwynfi, United Kingdom, the rain falls for 17.8 days. Throughout December, 74mm (2.91") of precipitation is accumulated. Throughout the year, in Abergwynfi, there are 200.9 rainfall days, and 661mm (26.02") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Abergwynfi, United Kingdom, in December, during 2 snowfall days, 19mm (0.75") of snow is typically accumulated. Throughout the year, there are 13.7 snowfall days, and 124mm (4.88") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 7h and 54min of daylight.
On the first day of December in Abergwynfi, sunrise is at 7:59 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 4:14 pm GMT.

Sunshine

January, February, November and December, with an average of 3.5h of sunshine, are months with the least sunshine in Abergwynfi.

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 of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the temperature in December in Abergwynfi?

In December, the average high-temperature and low-temperature in Abergwynfi, United Kingdom, are 7.5°C (45.5°F) and 3.8°C (38.8°F) respectively.

What are the most humid months in Abergwynfi?

January, November and December, with an average relative humidity of 89%, are most humid months in Abergwynfi.

What is the average humidity in December in Abergwynfi?

In December, the average relative humidity in Abergwynfi, United Kingdom, is 89%.

How many days does it rain in December in Abergwynfi?

In December, in Abergwynfi, United Kingdom, the rain falls for 17.8 days. Throughout December, 74mm (2.91") of precipitation is accumulated.

How many days does it snow in December in Abergwynfi?

In Abergwynfi, during December, snow falls for 2 days and regularly aggregates up to 19mm (0.75") of snow.

What is the month with the shortest days in Abergwynfi?

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

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

In Abergwynfi, United Kingdom, the average day length in December is 7h and 54min.

When are sunrise and sunset in December in Abergwynfi?

In December, on the first day of the month, sunrise is at 7:59 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 4:14 pm GMT.

What are the months with the least sunshine in Abergwynfi?

The months with the least sunshine in Abergwynfi, United Kingdom, are January, February, November and December, with an average of 3.5h of sunshine.

How many hours of sunshine does Abergwynfi have in December?

In Abergwynfi, the average sunshine duration in December is 3.5h.

When is the lowest UV index in Abergwynfi?

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

What is the UV index intensity in December in Abergwynfi?

In Abergwynfi, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
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
Abergwynfi, United Kingdom

Average temperature in December - Abergwynfi, United Kingdom
  • Average high temperature in December: 7.5°C

The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (6.6°C).

  • Average low temperature in December: 3.8°C

The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).

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Average pressure in December
Abergwynfi, United Kingdom

Average pressure in December - Abergwynfi, United Kingdom
  • Average pressure in December: 1013.8mbar

The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

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Average wind speed in December
Abergwynfi, United Kingdom

Average wind speed in December - Abergwynfi, United Kingdom
  • Average wind speed in December: 20.6km/h

The windiest month (with the highest average wind speed) is February (20.9km/h).
The calmest months (with the lowest average wind speed) are June and July (14.2km/h).

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Average humidity in December
Abergwynfi, United Kingdom

Average humidity in December - Abergwynfi, United Kingdom
  • Average humidity in December: 89%

The months with the highest relative humidity are January, November and December (89%).
The months with the lowest relative humidity are April and May (83%).

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Average rainfall in December
Abergwynfi, United Kingdom

Average rainfall in December - Abergwynfi, United Kingdom
  • Average rainfall in December: 74mm

The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is May (34mm).

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Average rainfall days in December
Abergwynfi, United Kingdom

Average rainfall days in December - Abergwynfi, United Kingdom
  • Average rainfall days in December: 17.8 days

The months with the highest number of rainy days are August and November (19.4 days).
The month with the least rainy days is February (13.3 days).

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Average snowfall in December
Abergwynfi, United Kingdom

Average snowfall in December - Abergwynfi, United Kingdom
  • Average snowfall in December: 19mm

The month with the highest snowfall is January (29mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in December
Abergwynfi, United Kingdom

Average snowfall days in December - Abergwynfi, United Kingdom
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 3h and 3min

The months with the most sunshine are April and May (Average sunshine: 7h and 24min).
The months with the least sunshine are January, February, November and December (Average sunshine: 3h and 30min).

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Average sunshine days in December
Abergwynfi, United Kingdom

Average sunshine days in December - Abergwynfi, United Kingdom
  • Average sunshine days in December: 8.5 days

The month with the most sunshine days is April (12.9 days).
The month with the least sunshine days is November (7.2 days).

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Average UV index in December
Abergwynfi, United Kingdom

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

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

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Average cloud cover in December
Abergwynfi, United Kingdom

Average cloud cover in December - Abergwynfi, United Kingdom
  • Average cloud cover in December: 66

The month with the most cloud cover is November (Cloud cover 67).
The months with the least cloud cover are April and May (Cloud cover 52).

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Average visibility in December
Abergwynfi, United Kingdom

Average visibility in December - Abergwynfi, United Kingdom
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).

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Abergwynfi, United Kingdom

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