Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's arrival brings an average high-temperature of a still frosty 7°C (44.6°F), demonstrating subtle variation from the preceding month. During the nights of December, Capel-y-ffin records an average low-temperature of 2.6°C (36.7°F), reflecting a modest decrease from daytime highs.Humidity
The months with the highest humidity in Capel-y-ffin are November and December, with an average relative humidity of 91%.Rainfall
In Capel-y-ffin, during December, the rain falls for 9.3 days and regularly aggregates up to 17mm (0.67") of precipitation. In Capel-y-ffin, United Kingdom, during the entire year, the rain falls for 109.9 days and collects up to 168mm (6.61") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Capel-y-ffin, in December, snow falls for 1.2 days, with typically accumulated 4mm (0.16") of snow. Throughout the year, there are 6.6 snowfall days, and 20mm (0.79") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 48min of daylight.On the first day of December in Capel-y-ffin, sunrise is at 7:58 am and sunset at 4:04 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 4:10 pm GMT.
Sunshine
The average sunshine in December is 4.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Capel-y-ffin. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
Is December cold in Capel-y-ffin?
What is the most humid month in Capel-y-ffin?
What is the average humidity in December in Capel-y-ffin?
How much does it rain in Capel-y-ffin in December?
How many days does it snow in December in Capel-y-ffin?
What is the month with the shortest days in Capel-y-ffin?
How many hours of daylight does Capel-y-ffin have in December?
When is the sunrise / sunset in December in Capel-y-ffin?
How long on average sun shines in December in Capel-y-ffin?
What is the month with the lowest UV index in Capel-y-ffin?
What is the UV index reading in December in Capel-y-ffin?
Average temperature in December
Capel-y-ffin, United Kingdom
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is July (11°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in December
Capel-y-ffin, United Kingdom
- Average pressure in December: 1013.5mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Capel-y-ffin, United Kingdom
- Average wind speed in December: 17.6km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in December
Capel-y-ffin, United Kingdom
- Average humidity in December: 91%
The months with the highest relative humidity are November and December (91%).
The months with the lowest relative humidity are April, May and July (84%).
Average rainfall in December
Capel-y-ffin, United Kingdom
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is November (23mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in December
Capel-y-ffin, United Kingdom
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is September (6.2 days).
Average snowfall in December
Capel-y-ffin, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Capel-y-ffin, United Kingdom
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is January (2.3 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
Capel-y-ffin, 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 48min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 6min).
The month with the least sunshine is November (Average sunshine: 3h and 30min).
Average sunshine days in December
Capel-y-ffin, United Kingdom
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in December
Capel-y-ffin, 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).
Average cloud cover in December
Capel-y-ffin, United Kingdom
- Average cloud cover in December: 61
The month with the most cloud cover is November (Cloud cover 66).
The months with the least cloud cover are April and May (Cloud cover 56).
Average visibility in December
Capel-y-ffin, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).
Capel-y-ffin, United Kingdom
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