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
December's weather displays an average high-temperature of a still frosty 6.9°C (44.4°F), slightly varied from November's 8.8°C (47.8°F). A consistent nighttime average temperature of 2.5°C (36.5°F) is maintained in Old Radnor during December.Humidity
The months with the highest humidity in Old Radnor, United Kingdom, are November and December, with an average relative humidity of 91%.Rainfall
In Old Radnor, during December, the rain falls for 7.3 days and regularly aggregates up to 12mm (0.47") of precipitation. In Old Radnor, during the entire year, the rain falls for 111.5 days and collects up to 186mm (7.32") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.6 days. Throughout December, 7mm (0.28") of snow is accumulated. In Old Radnor, during the entire year, snow falls for 8.3 days and aggregates up to 34mm (1.34") of snow.Daylight
With an average of 7h and 48min of daylight, December has the shortest days of the year in Old Radnor.On the first day of the month, sunrise is at 7:59 am and sunset at 4:03 pm. On the last day of December, in Old Radnor, sunrise is at 8:21 am and sunset at 4:09 pm GMT.
Sunshine
In December, the average sunshine is 4.1h.UV index
The months with the lowest UV index in Old Radnor are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 2 in December transforms into this advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Enhance your sun protection with tightly woven, yet airy clothing. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
How cold does it get in Old Radnor in December?
What is the most humid month in Old Radnor?
What is the average humidity in December in Old Radnor?
How much does it rain in Old Radnor in December?
How many days does it snow in December in Old Radnor?
What is the month with the shortest days in Old Radnor?
How many hours of daylight does Old Radnor have in December?
When is the sunrise / sunset in December in Old Radnor?
How long on average sun shines in December in Old Radnor?
What is the month with the lowest UV index in Old Radnor?
What is the UV index reading in December in Old Radnor?
Average temperature in December
Old Radnor, United Kingdom
- Average high temperature in December: 6.9°C
The warmest month (with the highest average high temperature) is July (19.2°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in December: 2.5°C
The months with the highest average low temperature are July and August (10.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.2°C).
Average pressure in December
Old Radnor, United Kingdom
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in December
Old Radnor, United Kingdom
- Average wind speed in December: 17.6km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in December
Old Radnor, United Kingdom
- Average humidity in December: 91%
The months with the highest relative humidity are November and December (91%).
The months with the lowest relative humidity are April and May (84%).
Average rainfall in December
Old Radnor, United Kingdom
- Average rainfall in December: 12mm
The wettest month (with the highest rainfall) is June (25mm).
The driest month (with the least rainfall) is September (10mm).
Average rainfall days in December
Old Radnor, United Kingdom
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in December
Old Radnor, United Kingdom
- Average snowfall in December: 7mm
The months with the highest snowfall are January and February (9mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Old Radnor, United Kingdom
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (2.8 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
Old Radnor, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 6min).
The month with the least sunshine is November (Average sunshine: 3h and 30min).
Average sunshine days in December
Old Radnor, United Kingdom
- Average sunshine days in December: 20.7 days
The months with the most sunshine days are January and December (20.7 days).
The month with the least sunshine days is July (13.5 days).
Average UV index in December
Old Radnor, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (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
Old Radnor, United Kingdom
- Average cloud cover in December: 60
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in December
Old Radnor, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).
Old Radnor, United Kingdom
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