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 chilly 6.5°C (43.7°F), nearly identical to November's 8.4°C (47.1°F). December nights in Killyclug reveal a minor deviation from daytime highs, with a mean low-temperature of 2.4°C (36.3°F).Humidity
January, November and December, with an average relative humidity of 90%, are the most humid months.Rainfall
In December, the rain falls for 16.6 days. Throughout December, 29mm (1.14") of precipitation is accumulated. Throughout the year, there are 178.9 rainfall days, and 322mm (12.68") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 0.9 days. Throughout December, 4mm (0.16") of snow is accumulated. Throughout the year, there are 8.8 snowfall days, and 66mm (2.6") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 18min of daylight.On the first day of December, sunrise is at 8:32 am and sunset at 4:07 pm. On the last day of the month, sunrise is at 8:55 am and sunset at 4:12 pm GMT.
Sunshine
In Killyclug, the average sunshine in December is 3.6h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Killyclug have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Killyclug have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Killyclug, Ireland
- Average high temperature in December: 6.5°C
The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is July (9.9°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in December
Killyclug, Ireland
- Average pressure in December: 1008.5mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.7mbar).
Average wind speed in December
Killyclug, Ireland
- Average wind speed in December: 17.2km/h
The windiest month (with the highest average wind speed) is January (18.2km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity in December
Killyclug, Ireland
- Average humidity in December: 90%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (84%).
Average rainfall in December
Killyclug, Ireland
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is August (36mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Killyclug, Ireland
- Average rainfall days in December: 16.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (12.1 days).
Average snowfall in December
Killyclug, Ireland
- Average snowfall in December: 4mm
The month with the highest snowfall is February (29mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Killyclug, Ireland
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (2.5 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
Killyclug, Ireland
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Killyclug, Ireland
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is October (13.1 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in December
Killyclug, Ireland
- Average UV index in December: 2
The month with the highest UV index is June (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
Killyclug, Ireland
- Average cloud cover in December: 67
The month with the most cloud cover is August (Cloud cover 73).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in December
Killyclug, Ireland
- Average visibility in December: 8km
The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are July and August (7km).
