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
December
Weather in December
Temperature
Entering December, the average high-temperature is recorded at a frosty 9.5°C (49.1°F), exhibiting a minimal shift from November's 10.9°C (51.6°F). December's average low temperature is 7.5°C (45.5°F), displaying a subtle drop from its daily peak.Humidity
In December, the average relative humidity in Llanfachraeth is 80%.Rainfall
In Llanfachraeth, in December, it is raining for 22.8 days, with typically 80mm (3.15") of accumulated precipitation. In Llanfachraeth, during the entire year, the rain falls for 233.6 days and collects up to 739mm (29.09") of precipitation.Snowfall
January through March, November and December are months with snowfall. The months with the most snowfall in Llanfachraeth are January and December, with an average 4mm (0.16") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 8:10 am and sunset at 4:03 pm. On the last day of December, in Llanfachraeth, United Kingdom, sunrise is at 8:33 am and sunset at 4:09 pm GMT.
Sunshine
The month with the least sunshine in Llanfachraeth is December, with an average of 3.6h of sunshine.UV index
January, February 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 minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Llanfachraeth in December?
What is the average humidity in December in Llanfachraeth?
How many days does it rain in December in Llanfachraeth?
What is the snowiest month in Llanfachraeth?
How many days does it snow in December in Llanfachraeth?
What is the month with the shortest days in Llanfachraeth?
How many hours of daylight does Llanfachraeth have in December?
When are sunrise and sunset in December in Llanfachraeth?
What is the month with the least sunshine in Llanfachraeth?
How long on average sun shines in December in Llanfachraeth?
What is the month with the lowest UV index in Llanfachraeth?
How high is the UV index in December in Llanfachraeth?
Average temperature in December
Llanfachraeth, United Kingdom
- Average high temperature in December: 9.5°C
The warmest month (with the highest average high temperature) is August (16.6°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in December: 7.5°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in December
Llanfachraeth, United Kingdom
- Average pressure in December: 1011.7mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in December
Llanfachraeth, United Kingdom
- Average wind speed in December: 31.3km/h
The windiest month (with the highest average wind speed) is December (31.3km/h).
The calmest month (with the lowest average wind speed) is June (18.7km/h).
Average humidity in December
Llanfachraeth, United Kingdom
- Average humidity in December: 80%
The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is November (79%).
Average rainfall in December
Llanfachraeth, United Kingdom
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is May (36mm).
Average rainfall days in December
Llanfachraeth, United Kingdom
- Average rainfall days in December: 22.8 days
The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is April (15.6 days).
Average snowfall in December
Llanfachraeth, United Kingdom
- Average snowfall in December: 4mm
The months with the highest snowfall are January and December (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Llanfachraeth, United Kingdom
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is January (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
Llanfachraeth, 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 month with the most sunshine is May (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Llanfachraeth, United Kingdom
- Average sunshine days in December: 4.3 days
The month with the most sunshine days is May (12.3 days).
The month with the least sunshine days is December (4.3 days).
Average UV index in December
Llanfachraeth, 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 and December (UV index 2).
Average cloud cover in December
Llanfachraeth, 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 46).
Average visibility in December
Llanfachraeth, United Kingdom
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
