December weather forecastBallygarvan, Ireland
December
Weather in December
The first month of the winter, December, is still a chilly month in Ballygarvan, Ireland, with an average temperature varying between 8.8°C (47.8°F) and 5°C (41°F).Temperature
As November turns into December, the average high-temperatures rest at a chilly 8.8°C (47.8°F), showing a minor variation from the prior month. Throughout December, Ballygarvan records a steady low-temperature average of 5°C (41°F), a minor decrease from its daytime counterpart.Humidity
The months with the highest humidity in Ballygarvan are October and December, with an average relative humidity of 87%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.3 days and typically aggregates up to 66mm (2.6") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, in Ballygarvan, Ireland, it is snowing for 0.5 days. Throughout December, 2mm (0.08") of snow is accumulated. Throughout the year, there are 3.8 snowfall days, and 20mm (0.79") of snow is accumulated.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 8:19 am and sunset at 4:26 pm. On the last day of December, in Ballygarvan, sunrise is at 8:41 am and sunset at 4:33 pm GMT.
Sunshine
In December, the average sunshine 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. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Ballygarvan, Ireland
- Average high temperature in December: 8.8°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 (8.3°C).
- Average low temperature in December: 5°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in December
Ballygarvan, Ireland
- Average pressure in December: 1012.3mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in December
Ballygarvan, Ireland
- Average wind speed in December: 23.5km/h
The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).
Average humidity in December
Ballygarvan, Ireland
- Average humidity in December: 87%
The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in December
Ballygarvan, Ireland
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).
Average rainfall days in December
Ballygarvan, Ireland
- Average rainfall days in December: 16.3 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).
Average snowfall in December
Ballygarvan, Ireland
- Average snowfall in December: 2mm
The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Ballygarvan, Ireland
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.2 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
Ballygarvan, Ireland
- Average daylight in December: 7h and 54min
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: 4h and 12min
The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Ballygarvan, Ireland
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in December
Ballygarvan, Ireland
- Average UV index in December: 2
The months with the highest UV index are 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
Ballygarvan, Ireland
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in December
Ballygarvan, Ireland
- Average visibility in December: 9km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).





