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 shift into December records an average high-temperature of a frosty 9.2°C (48.6°F), subtly varied from November's 10.8°C (51.4°F). Recording a slight decline in temperature during the nights, Waunarlwydd's December temperatures average at 6.5°C (43.7°F).Humidity
The months with the highest humidity are January, August and December, with an average relative humidity of 84%.Rainfall
The month with the most rainfall in Waunarlwydd is December, when the rain falls for 21.4 days and typically aggregates up to 101mm (3.98") of precipitation.Snowfall
January through March and December are months with snowfall. December is the month with the most snowfall. Snow falls for 1.1 days and accumulates 8mm (0.31") of snow.Daylight
December has the shortest days of the year in Waunarlwydd, United Kingdom, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 8:00 am and sunset at 4:09 pm. On the last day of December, in Waunarlwydd, sunrise is at 8:22 am and sunset at 4:16 pm GMT.
Sunshine
In Waunarlwydd, the average sunshine in December is 3.9h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Waunarlwydd. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To protect against the Sun's most potent rays, avoid direct exposure around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the average December temperature in Waunarlwydd?
What are the most humid months in Waunarlwydd?
What is the average humidity in December in Waunarlwydd?
What is the wettest month in Waunarlwydd?
How many days does it rain in December in Waunarlwydd?
When does it snow the most in Waunarlwydd?
When does it start to snow in Waunarlwydd?
What is the month with the shortest days in Waunarlwydd?
How many hours of daylight does Waunarlwydd have in December?
When is the sunrise / sunset in December in Waunarlwydd?
How many hours of sunshine does Waunarlwydd have in December?
When is the lowest UV index in Waunarlwydd?
How high is the UV index in December in Waunarlwydd?
Average temperature in December
Waunarlwydd, United Kingdom
- Average high temperature in December: 9.2°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in December: 6.5°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
Waunarlwydd, United Kingdom
- Average pressure in December: 1013.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Waunarlwydd, United Kingdom
- Average wind speed in December: 25.7km/h
The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is June (16.4km/h).
Average humidity in December
Waunarlwydd, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are January, August and December (84%).
The month with the lowest relative humidity is April (80%).
Average rainfall in December
Waunarlwydd, United Kingdom
- Average rainfall in December: 101mm
The wettest month (with the highest rainfall) is December (101mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in December
Waunarlwydd, United Kingdom
- Average rainfall days in December: 21.4 days
The month with the highest number of rainy days is December (21.4 days).
The month with the least rainy days is April (14.4 days).
Average snowfall in December
Waunarlwydd, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Waunarlwydd, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is December (1.1 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
Waunarlwydd, 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 months with the most sunshine are April and May (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Waunarlwydd, United Kingdom
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is May (13 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in December
Waunarlwydd, 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
Waunarlwydd, United Kingdom
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 45).
Average visibility in December
Waunarlwydd, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, April, June, July and October (10km).
The months with the lowest visibility are January, February, May, August, September, November and December (9km).
Waunarlwydd, United Kingdom
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