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 6.6°C (43.9°F), closely following the temperature pattern of November. Brecon registers a steady nighttime temperature averaging a cold 2.5°C (36.5°F) throughout December.Humidity
November and December, with an average relative humidity of 92%, are the most humid months.Rainfall
December is the month with the most rainfall. Rain falls for 17.7 days and accumulates 79mm (3.11") of precipitation.Snowfall
January through May, November and December are months with snowfall. In Brecon, in December, during 2.8 snowfall days, 30mm (1.18") of snow is typically accumulated. Throughout the year, in Brecon, United Kingdom, there are 17.5 snowfall days, and 205mm (8.07") of snow is accumulated.Daylight
The month with the shortest days in Brecon is December, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 7:59 am and sunset at 4:05 pm. On the last day of December, in Brecon, sunrise is at 8:21 am and sunset at 4:12 pm GMT.
Sunshine
In Brecon, United Kingdom, the average sunshine in December is 3h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Brecon, United Kingdom. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Brecon?
What is the most humid month in Brecon?
What is the average humidity in December in Brecon?
What is the rainiest month in Brecon?
How much does it rain in Brecon in December?
How much does it snow in Brecon in December?
What is the month with the shortest days in Brecon?
What is the average length of the day in December in Brecon?
What time are sunrise and sunset in December in Brecon?
How many hours of sunshine does Brecon have in December?
What is the month with the lowest UV index in Brecon?
What is the UV index reading in December in Brecon?
Average temperature in December
Brecon, United Kingdom
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (10.8°C).
The coldest month (with the lowest average low temperature) is February (1.3°C).
Average pressure in December
Brecon, United Kingdom
- Average pressure in December: 1013.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in December
Brecon, United Kingdom
- Average wind speed in December: 19.1km/h
The windiest month (with the highest average wind speed) is February (19.6km/h).
The calmest month (with the lowest average wind speed) is June (13.3km/h).
Average humidity in December
Brecon, United Kingdom
- Average humidity in December: 92%
The months with the highest relative humidity are November and December (92%).
The month with the lowest relative humidity is April (84%).
Average rainfall in December
Brecon, United Kingdom
- Average rainfall in December: 79mm
The wettest month (with the highest rainfall) is December (79mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in December
Brecon, United Kingdom
- Average rainfall days in December: 17.7 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in December
Brecon, United Kingdom
- Average snowfall in December: 30mm
The month with the highest snowfall is January (41mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Brecon, United Kingdom
- Average snowfall days in December: 2.8 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Brecon, 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: 3h and 0min
The month with the most sunshine is May (Average sunshine: 6h and 30min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days in December
Brecon, United Kingdom
- Average sunshine days in December: 9.9 days
The month with the most sunshine days is March (13.3 days).
The month with the least sunshine days is November (9 days).
Average UV index in December
Brecon, 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
Brecon, United Kingdom
- Average cloud cover in December: 71
The month with the most cloud cover is November (Cloud cover 73).
The month with the least cloud cover is April (Cloud cover 58).
Average visibility in December
Brecon, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February and March (9km).
The month with the lowest visibility is September (7km).
