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
As Llandaff welcomes December, the average high-temperature is noted at a chilly 8.6°C (47.5°F), closely aligning with the preceding month. Llandaff registers an average low-temperature of 5.2°C (41.4°F) throughout December, a modest decrease from its daytime highs.Humidity
The months with the highest humidity in Llandaff, United Kingdom, are November and December, with an average relative humidity of 86%.Rainfall
In Llandaff, United Kingdom, in December, during 12.5 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Llandaff, during the entire year, the rain falls for 133.1 days and collects up to 254mm (10") of precipitation.Snowfall
January, February, November and December are months with snowfall in Llandaff. In Llandaff, in December, during 0.7 snowfall days, 1mm (0.04") of snow is typically accumulated. Throughout the year, in Llandaff, there are 3.1 snowfall days, and 8mm (0.31") 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 Llandaff, sunrise is at 7:56 am and sunset at 4:07 pm. On the last day of the month, sunrise is at 8:18 am and sunset at 4:13 pm GMT.
Sunshine
The average sunshine in December is 3.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Llandaff. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What is the usual temperature for Llandaff in December?
What are the most humid months in Llandaff?
What is the average humidity in December in Llandaff?
How much does it rain in Llandaff in December?
How much does it snow in Llandaff in December?
What is the month with the shortest days in Llandaff?
What is the average length of the day in December in Llandaff?
What time are sunrise and sunset in December in Llandaff?
How long on average sun shines in December in Llandaff?
What is the month with the lowest UV index in Llandaff?
What is the UV index reading in December in Llandaff?
Average temperature in December
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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 5min
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 48min).
Average sunshine days in December
Llandaff, 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
Llandaff, 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
Llandaff, 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
Llandaff, 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).
Llandaff, United Kingdom
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