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 onset of December marks an average high-temperature of a still chilly 6.3°C (43.3°F), hardly differing from November's 8.7°C (47.7°F). Consistently, Old Byland reports average nighttime temperatures of 2.5°C (36.5°F) during December, a marginal step down from its daytime highs.Humidity
With an average relative humidity of 89%, December is the most humid month in Old Byland, United Kingdom.Rainfall
In December, the rain falls for 14.8 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Old Byland, during the entire year, the rain falls for 181.9 days and collects up to 448mm (17.64") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Old Byland, during December, snow falls for 1.9 days and regularly aggregates up to 11mm (0.43") of snow. In Old Byland, during the entire year, snow falls for 14.8 days and aggregates up to 92mm (3.62") of snow.Daylight
With an average of 7h and 24min of daylight, December has the shortest days of the year in Old Byland.On the first day of December in Old Byland, sunrise is at 8:02 am and sunset at 3:45 pm. On the last day of the month, sunrise is at 8:24 am and sunset at 3:50 pm GMT.
Sunshine
In December, the average sunshine is 4.4h.UV index
The months with the lowest UV index 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 unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold is December in Old Byland?
What is the most humid month in Old Byland?
What is the average humidity in December in Old Byland?
How many days does it rain in December in Old Byland?
How much does it snow in Old Byland in December?
What is the month with the shortest days in Old Byland?
What is the average length of the day in December in Old Byland?
When is the sunrise / sunset in December in Old Byland?
How many hours of sunshine does Old Byland have in December?
When is the lowest UV index in Old Byland?
How high is the UV index in December in Old Byland?
Average temperature in December
Old Byland, United Kingdom
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (11.9°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Old Byland, United Kingdom
- Average pressure in December: 1010.8mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).
Average wind speed in December
Old Byland, United Kingdom
- Average wind speed in December: 18km/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 (12.5km/h).
Average humidity in December
Old Byland, United Kingdom
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are April, May and August (80%).
Average rainfall in December
Old Byland, United Kingdom
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is June (54mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Old Byland, United Kingdom
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in December
Old Byland, United Kingdom
- Average snowfall in December: 11mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Old Byland, United Kingdom
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (5 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 Byland, United Kingdom
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Old Byland, United Kingdom
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Old Byland, 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
Old Byland, United Kingdom
- Average cloud cover in December: 56
The months with the most cloud cover are February and November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in December
Old Byland, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Old Byland, United Kingdom
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