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
During December, the average high-temperature is a still frosty 7.3°C (45.1°F), maintaining a close resemblance to that of the preceding month. A steady low-temperature average of 3.3°C (37.9°F) is logged during December, reflecting a modest dip from daytime readings.Humidity
January and December, with an average relative humidity of 88%, are the most humid months.Rainfall
In December, in Blacon, United Kingdom, the rain falls for 18.4 days. Throughout December, 41mm (1.61") of precipitation is accumulated. Throughout the year, in Blacon, there are 206.7 rainfall days, and 474mm (18.66") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Blacon. December is the first month it typically snows in Blacon. Throughout December, in the average 1.4 snowfall days, it receives 18mm (0.71") of snow. In Blacon, United Kingdom, during the entire year, snow falls for 7.8 days and aggregates up to 62mm (2.44") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of December, sunrise is at 8:03 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 4:03 pm GMT.
Sunshine
In December, the average sunshine in Blacon is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Blacon. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Blacon?
What are the most humid months in Blacon?
What is the average humidity in December in Blacon?
How much does it rain in Blacon in December?
When does it start to snow in Blacon?
What is the month with the shortest days in Blacon?
What is the average length of the day in December in Blacon?
What time are sunrise and sunset in December in Blacon?
How many hours of sunshine does Blacon have in December?
When is the lowest UV index in Blacon?
What is the UV index intensity in December in Blacon?
Average temperature in December
Blacon, United Kingdom
- Average high temperature in December: 7.3°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in December: 3.3°C
The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (2.1°C).
Average pressure in December
Blacon, United Kingdom
- Average pressure in December: 1012.1mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in December
Blacon, United Kingdom
- Average wind speed in December: 16.9km/h
The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is June (11.9km/h).
Average humidity in December
Blacon, United Kingdom
- Average humidity in December: 88%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is May (80%).
Average rainfall in December
Blacon, United Kingdom
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is June (56mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in December
Blacon, United Kingdom
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is August (20.5 days).
The month with the least rainy days is February (13.6 days).
Average snowfall in December
Blacon, United Kingdom
- Average snowfall in December: 18mm
The month with the highest snowfall is January (25mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Blacon, United Kingdom
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.5 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
Blacon, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 36min).
The months with the least sunshine are February and November (Average sunshine: 4h and 6min).
Average sunshine days in December
Blacon, United Kingdom
- Average sunshine days in December: 8 days
The month with the most sunshine days is March (11.9 days).
The month with the least sunshine days is August (6.5 days).
Average UV index in December
Blacon, 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, November and December (UV index 2).
Average cloud cover in December
Blacon, United Kingdom
- Average cloud cover in December: 57
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in December
Blacon, 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).
