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 sea temperature 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 beginning signals an average high-temperature of a still chilly 8°C (46.4°F), barely different from November's 9.8°C (49.6°F). Llandudno's December nights exhibit a subtle drop in temperature, averaging at a cold 5.3°C (41.5°F), closely aligned with the daytime highs.Humidity
The average relative humidity in December in Llandudno, United Kingdom, is 84%.Rainfall
In Llandudno, in December, during 22.5 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Llandudno, during the entire year, the rain falls for 228.5 days and collects up to 604mm (23.78") of precipitation.Snowfall
January through April, November and December are months with snowfall in Llandudno. In Llandudno, in December, during 1.9 snowfall days, 20mm (0.79") of snow is typically accumulated. In Llandudno, during the entire year, snow falls for 9 days and aggregates up to 69mm (2.72") of snow.Sea temperature
In December, the average sea temperature in Llandudno is 10°C (50°F).Note: Engaging in a swim in 10°C (50°F) can threaten life. Brief exposure to 13°C (55.4°F) waters is uneasy, and submersion below 10°C (50°F) can lead to cold shock and disrupted breathing patterns, varying by individual.
Daylight
December has the shortest days of the year in Llandudno, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 8:08 am and sunset at 4:00 pm. On the last day of December, sunrise is at 8:30 am and sunset at 4:06 pm GMT.
Sunshine
The average sunshine in December in Llandudno is 3.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the usual temperature for Llandudno in December?
What is the average humidity in December in Llandudno?
How much does it rain in Llandudno in December?
How much does it snow in Llandudno in December?
How cold is the water in December in Llandudno?
What is the month with the shortest days in Llandudno?
What is the average length of the day in December in Llandudno?
What time are sunrise and sunset in December in Llandudno?
How many hours of sunshine does Llandudno have in December?
When is the lowest UV index in Llandudno?
How high is the UV index in December in Llandudno?
Average temperature in December
Llandudno, United Kingdom
- Average high temperature in December: 8°C
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in December: 5.3°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).
Average pressure in December
Llandudno, United Kingdom
- Average pressure in December: 1011.8mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.8mbar).
Average wind speed in December
Llandudno, United Kingdom
- Average wind speed in December: 23.8km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is June (14.4km/h).
Average humidity in December
Llandudno, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are January and August (85%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in December
Llandudno, United Kingdom
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is November (68mm).
The driest month (with the least rainfall) is May (31mm).
Average rainfall days in December
Llandudno, United Kingdom
- Average rainfall days in December: 22.5 days
The month with the highest number of rainy days is December (22.5 days).
The month with the least rainy days is February (15.8 days).
Average snowfall in December
Llandudno, United Kingdom
- Average snowfall in December: 20mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Llandudno, United Kingdom
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Llandudno, United Kingdom
- Average sea temperature in December: 10°C
The best month for swimming (with the highest average sea temperature) is August (16.3°C).
The coldest months (with the lowest average sea temperature) are February and March (7.7°C).
Average daylight in December /
Average sunshine in December
Llandudno, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 3h and 4min
The months with the most sunshine are May and June (Average sunshine: 7h and 42min).
The month with the least sunshine is November (Average sunshine: 3h and 36min).
Average sunshine days in December
Llandudno, United Kingdom
- Average sunshine days in December: 5.4 days
The months with the most sunshine days are March and May (11 days).
The month with the least sunshine days is November (5.2 days).
Average UV index in December
Llandudno, 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
Llandudno, United Kingdom
- Average cloud cover in December: 65
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 49).
Average visibility in December
Llandudno, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, September and October (10km).
The months with the lowest visibility are January, February, April, May, June, July, August, November and December (9km).
Llandudno, United Kingdom
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