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
The arrival of December brings an average high-temperature of a chilly 8.9°C (48°F), closely following the temperature pattern of November. A mild drop to an average of 6.8°C (44.2°F) marks the nights during December.Humidity
In December, the average relative humidity is 81%.Rainfall
In Pentraeth, during December, the rain falls for 19.5 days and regularly aggregates up to 48mm (1.89") of precipitation. In Pentraeth, during the entire year, the rain falls for 196.7 days and collects up to 430mm (16.93") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Pentraeth, during December, snow falls for 1.1 days and regularly aggregates up to 5mm (0.2") of snow. Throughout the year, there are 5.5 snowfall days, and 29mm (1.14") of snow is accumulated.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 8:09 am and sunset at 4:02 pm. On the last day of December, sunrise is at 8:31 am and sunset at 4:08 pm GMT.
Sunshine
December has the least sunshine of the year, with an average of 3.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December translates into the following guidance:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Pentraeth?
What is the average humidity in December in Pentraeth?
How much does it rain in Pentraeth in December?
How many days does it snow in December in Pentraeth?
What is the month with the shortest days in Pentraeth?
What is the average length of the day in December in Pentraeth?
When is the sunrise / sunset in December in Pentraeth?
What is the month with the least sunshine in Pentraeth?
How many hours of sunshine does Pentraeth have in December?
What are the months with the lowest UV index in Pentraeth?
What is the UV index intensity in December in Pentraeth?
Average temperature in December
Pentraeth, United Kingdom
- Average high temperature in December: 8.9°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 (7.3°C).
- Average low temperature in December: 6.8°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in December
Pentraeth, 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
Pentraeth, United Kingdom
- Average wind speed in December: 28.6km/h
The windiest month (with the highest average wind speed) is December (28.6km/h).
The calmest month (with the lowest average wind speed) is June (17.2km/h).
Average humidity in December
Pentraeth, United Kingdom
- Average humidity in December: 81%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are April and November (80%).
Average rainfall in December
Pentraeth, United Kingdom
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is November (51mm).
The driest months (with the least rainfall) are April and May (21mm).
Average rainfall days in December
Pentraeth, United Kingdom
- Average rainfall days in December: 19.5 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is June (13.2 days).
Average snowfall in December
Pentraeth, United Kingdom
- Average snowfall in December: 5mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Pentraeth, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.1 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
Pentraeth, 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 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in December
Pentraeth, United Kingdom
- Average sunshine days in December: 6.2 days
The month with the most sunshine days is June (14.7 days).
The month with the least sunshine days is December (6.2 days).
Average UV index in December
Pentraeth, 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, November and December (UV index 2).
Average cloud cover in December
Pentraeth, 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
Pentraeth, United Kingdom
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
