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
Weather in December
Temperature
The onset of December brings an average high-temperature of a still frosty 7.2°C (45°F), nearly matching the November temperature. Killowen marks an average drop to an icy 4°C (39.2°F) during nighttime in December, following the high of the day.Humidity
December is the most humid month in Killowen, with an average relative humidity of 88%.Rainfall
In Killowen, United Kingdom, during December, the rain falls for 14.8 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, in Killowen, there are 199.5 rainfall days, and 567mm (22.32") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 2.3 days. Throughout December, 13mm (0.51") of snow is accumulated. Throughout the year, there are 13.2 snowfall days, and 128mm (5.04") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 30min of daylight.On the first day of December in Killowen, sunrise is at 8:21 am and sunset at 4:06 pm. On the last day of the month, sunrise is at 8:43 am and sunset at 4:11 pm GMT.
Sunshine
In Killowen, United Kingdom, the average sunshine in December is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Killowen. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Killowen in December?
What is the most humid month in Killowen?
What is the average humidity in December in Killowen?
How much does it rain in Killowen in December?
How much does it snow in Killowen in December?
What is the month with the shortest days in Killowen?
How many hours of daylight does Killowen have in December?
When are sunrise and sunset in December in Killowen?
How many hours of sunshine does Killowen have in December?
What are the months with the lowest UV index in Killowen?
How high is the UV index in December in Killowen?
Average temperature in December
Killowen, United Kingdom
- Average high temperature in December: 7.2°C
The warmest months (with the highest average high temperature) are July and August (16.4°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in December: 4°C
The month with the highest average low temperature is August (11.5°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average pressure in December
Killowen, United Kingdom
- Average pressure in December: 1009.9mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.6mbar).
Average wind speed in December
Killowen, United Kingdom
- Average wind speed in December: 22.7km/h
The windiest month (with the highest average wind speed) is January (22.8km/h).
The calmest months (with the lowest average wind speed) are June and July (14.2km/h).
Average humidity in December
Killowen, United Kingdom
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are March, April and May (84%).
Average rainfall in December
Killowen, United Kingdom
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is August (66mm).
The driest months (with the least rainfall) are January and April (35mm).
Average rainfall days in December
Killowen, United Kingdom
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is February (13.5 days).
Average snowfall in December
Killowen, United Kingdom
- Average snowfall in December: 13mm
The month with the highest snowfall is February (40mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Killowen, United Kingdom
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is February (3.7 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
Killowen, United Kingdom
- Average daylight in December: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is June (Average sunshine: 7h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Killowen, United Kingdom
- Average sunshine days in December: 11.9 days
The months with the most sunshine days are January and November (12 days).
The month with the least sunshine days is August (6.1 days).
Average UV index in December
Killowen, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, 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
Killowen, United Kingdom
- Average cloud cover in December: 57
The months with the most cloud cover are January and February (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in December
Killowen, 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).
Killowen, United Kingdom
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