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 still frosty 7.2°C (45°F), subtly diverging from November's 9.3°C (48.7°F). December nights register a minor temperature decline, steadying at a cold 2.6°C (36.7°F).Humidity
December is the most humid month, with an average relative humidity of 91%.Rainfall
In Heythrop, in December, it is raining for 12.8 days, with typically 42mm (1.65") of accumulated precipitation. Throughout the year, in Heythrop, there are 162.8 rainfall days, and 437mm (17.2") of precipitation is accumulated.Snowfall
Months with snowfall in Heythrop are January through March, November and December. In Heythrop, in December, during 1.3 snowfall days, 17mm (0.67") of snow is typically accumulated. In Heythrop, United Kingdom, during the entire year, snow falls for 8.6 days and aggregates up to 72mm (2.83") of snow.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year.On the first day of December in Heythrop, sunrise is at 7:51 am and sunset at 3:58 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 4:04 pm GMT.
Sunshine
The average sunshine in December in Heythrop is 4.1h.UV index
The months with the lowest UV index in Heythrop are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Heythrop?
What is the most humid month in Heythrop?
What is the average humidity in December in Heythrop?
How much does it rain in Heythrop in December?
How much does it snow in Heythrop in December?
What is the month with the shortest days in Heythrop?
What is the average length of the day in December in Heythrop?
When are sunrise and sunset in December in Heythrop?
How long on average sun shines in December in Heythrop?
What are the months with the lowest UV index in Heythrop?
What is the UV index intensity in December in Heythrop?
Average temperature in December
Heythrop, United Kingdom
- Average high temperature in December: 7.2°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in December
Heythrop, United Kingdom
- Average pressure in December: 1013.9mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in December
Heythrop, United Kingdom
- Average wind speed in December: 18.4km/h
The windiest months (with the highest average wind speed) are February and December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
Heythrop, United Kingdom
- Average humidity in December: 91%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in December
Heythrop, United Kingdom
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in December
Heythrop, United Kingdom
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is September (10.3 days).
Average snowfall in December
Heythrop, United Kingdom
- Average snowfall in December: 17mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Heythrop, United Kingdom
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (3.3 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
Heythrop, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Heythrop, United Kingdom
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is September (17.4 days).
The months with the least sunshine days are June and July (11.6 days).
Average UV index in December
Heythrop, 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
Heythrop, United Kingdom
- Average cloud cover in December: 60
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in December
Heythrop, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, May, July, August, October and December (9km).
The months with the lowest visibility are April, June, September and November (8km).
