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
As November turns into December, the average high-temperatures rest at a still chilly 6.2°C (43.2°F), showing a minor variation from the prior month. In Bettws-y-crwyn, December's low temperatures hover around a wintry 2.4°C (36.3°F), reflecting a minor decrease from the daytime highs.Humidity
November and December, with an average relative humidity of 92%, are the most humid months in Bettws-y-crwyn.Rainfall
In Bettws-y-crwyn, in December, during 14.9 rainfall days, 56mm (2.2") of precipitation is typically accumulated. In Bettws-y-crwyn, during the entire year, the rain falls for 183.4 days and collects up to 551mm (21.69") of precipitation.Snowfall
Months with snowfall in Bettws-y-crwyn are January through May, November and December. In Bettws-y-crwyn, during December, snow falls for 4.7 days and regularly aggregates up to 34mm (1.34") of snow. In Bettws-y-crwyn, during the entire year, snow falls for 27.6 days and aggregates up to 279mm (10.98") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 8:00 am and sunset at 4:02 pm. On the last day of December, sunrise is at 8:22 am and sunset at 4:08 pm GMT.
Sunshine
In December, the average sunshine in Bettws-y-crwyn is 3.3h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Bettws-y-crwyn in December?
What is the most humid month in Bettws-y-crwyn?
What is the average humidity in December in Bettws-y-crwyn?
How many days does it rain in December in Bettws-y-crwyn?
How many days does it snow in December in Bettws-y-crwyn?
What is the month with the shortest days in Bettws-y-crwyn?
How many hours of daylight does Bettws-y-crwyn have in December?
What time are sunrise and sunset in December in Bettws-y-crwyn?
How many hours of sunshine does Bettws-y-crwyn have in December?
What are the months with the lowest UV index in Bettws-y-crwyn?
What is the UV index intensity in December in Bettws-y-crwyn?
Average temperature in December
Bettws-y-crwyn, United Kingdom
- Average high temperature in December: 6.2°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is August (10.2°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in December
Bettws-y-crwyn, United Kingdom
- Average pressure in December: 1013mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).
Average wind speed in December
Bettws-y-crwyn, United Kingdom
- Average wind speed in December: 18.6km/h
The windiest month (with the highest average wind speed) is February (18.9km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).
Average humidity in December
Bettws-y-crwyn, United Kingdom
- Average humidity in December: 92%
The months with the highest relative humidity are November and December (92%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in December
Bettws-y-crwyn, United Kingdom
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in December
Bettws-y-crwyn, United Kingdom
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in December
Bettws-y-crwyn, United Kingdom
- Average snowfall in December: 34mm
The month with the highest snowfall is January (67mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in December
Bettws-y-crwyn, United Kingdom
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bettws-y-crwyn, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is May (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days in December
Bettws-y-crwyn, United Kingdom
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in December
Bettws-y-crwyn, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in December
Bettws-y-crwyn, United Kingdom
- Average cloud cover in December: 69
The month with the most cloud cover is November (Cloud cover 72).
The months with the least cloud cover are April and May (Cloud cover 60).
Average visibility in December
Bettws-y-crwyn, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, November and December (8km).
The months with the lowest visibility are August, September and October (7km).
