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
The arrival of December is marked by an average high-temperature of a still frosty 8°C (46.4°F), bearing a close resemblance to November. Llanrwst sees a minor drop to an average minimum temperature of 5.3°C (41.5°F) during the night in the month of December.Humidity
In December, the average relative humidity in Llanrwst is 84%.Rainfall
In Llanrwst, in December, during 22.5 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Llanrwst, during the entire year, the rain falls for 228.5 days and collects up to 604mm (23.78") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.9 days. Throughout December, 20mm (0.79") of snow is accumulated. In Llanrwst, during the entire year, snow falls for 9 days and aggregates up to 69mm (2.72") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of December in Llanrwst, sunrise is at 8:07 am and sunset at 4:01 pm. On the last day of the month, sunrise is at 8:29 am and sunset at 4:07 pm GMT.
Sunshine
In Llanrwst, the average sunshine in December is 3.7h.UV index
The months with the lowest UV index in Llanrwst, United Kingdom, are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What is the temperature in December in Llanrwst?
What is the average humidity in December in Llanrwst?
How much does it rain in Llanrwst in December?
How much does it snow in Llanrwst in December?
What is the month with the shortest days in Llanrwst?
What is the average length of the day in December in Llanrwst?
When are sunrise and sunset in December in Llanrwst?
How long on average sun shines in December in Llanrwst?
When is the lowest UV index in Llanrwst?
How high is the UV index in December in Llanrwst?
Average temperature in December
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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 daylight in December /
Average sunshine in December
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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
Llanrwst, 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).
Llanrwst, United Kingdom
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