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 advent of December sees the average high-temperature at a frosty 8°C (46.4°F), subtly shifted from November's 10.4°C (50.7°F). Nighttime temperatures in Herriard during December report a consistent average of 3.5°C (38.3°F).Humidity
January and December, with an average relative humidity of 89%, are the most humid months in Herriard.Rainfall
December is the month with the most rainfall in Herriard. Rain falls for 14.4 days and accumulates 57mm (2.24") of precipitation.Snowfall
January through March, November and December are months with snowfall in Herriard. In Herriard, in December, during 1.2 snowfall days, 8mm (0.31") of snow is typically accumulated. In Herriard, during the entire year, snow falls for 8 days and aggregates up to 56mm (2.2") of snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:46 am and sunset at 3:59 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 4:06 pm GMT.
Sunshine
The average sunshine in December in Herriard, United Kingdom, is 4h.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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 2 in December transforms into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Herriard?
What are the most humid months in Herriard?
What is the average humidity in December in Herriard?
What is the wettest month in Herriard?
How many days does it rain in December in Herriard?
How many days does it snow in December in Herriard?
What is the month with the shortest days in Herriard?
How many hours of daylight does Herriard have in December?
When is the sunrise / sunset in December in Herriard?
How long on average sun shines in December in Herriard?
What is the month with the lowest UV index in Herriard?
What is the UV index intensity in December in Herriard?
Average temperature in December
Herriard, United Kingdom
- Average high temperature in December: 8°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 3.5°C
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is January (2°C).
Average pressure in December
Herriard, United Kingdom
- Average pressure in December: 1014.8mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in December
Herriard, United Kingdom
- Average wind speed in December: 17.7km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).
Average humidity in December
Herriard, United Kingdom
- Average humidity in December: 89%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is July (78%).
Average rainfall in December
Herriard, United Kingdom
- Average rainfall in December: 57mm
The wettest month (with the highest rainfall) is December (57mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
Herriard, United Kingdom
- Average rainfall days in December: 14.4 days
The months with the highest number of rainy days are July and November (16 days).
The month with the least rainy days is September (11 days).
Average snowfall in December
Herriard, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Herriard, United Kingdom
- Average snowfall days in December: 1.2 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
Herriard, United Kingdom
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 8h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Herriard, United Kingdom
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is November (11.5 days).
Average UV index in December
Herriard, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Herriard, United Kingdom
- Average cloud cover in December: 60
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and September (Cloud cover 49).
Average visibility in December
Herriard, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (9km).
The months with the lowest visibility are October and November (8km).
