December weather forecastBlennerville, Ireland
December
Weather in December
The first month of the winter, December, is also a frosty month in Blennerville, Ireland, with an average temperature ranging between max 8.7°C (47.7°F) and min 5.6°C (42.1°F).Temperature
As Blennerville steps into December, the average high-temperature holds at a chilly 8.7°C (47.7°F), hinting at a minor fluctuation from the prior month. Blennerville's nighttime temperatures in December display a slight drop from daytime highs, averaging to a wintry 5.6°C (42.1°F).Humidity
The average relative humidity in December is 85%.Rainfall
The month with the most rainfall in Blennerville is December, when the rain falls for 20.4 days and typically aggregates up to 80mm (3.15") of precipitation.Snowfall
Months with snowfall in Blennerville are January through March, November and December. The month with the most snowfall in Blennerville is December, when snow falls for 0.8 days and typically aggregates up to 16mm (0.63") of snow.Daylight
December has the shortest days of the year in Blennerville, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 8:26 am and sunset at 4:29 pm. On the last day of December, sunrise is at 8:48 am and sunset at 4:36 pm GMT.
Sunshine
The months with the least sunshine in Blennerville are January and December, with an average of 3.8h of sunshine.UV index
The months with the lowest UV index in Blennerville are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Blennerville, Ireland
- Average high temperature in December: 8.7°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 (8.2°C).
- Average low temperature in December: 5.6°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).
Average pressure in December
Blennerville, Ireland
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).
Average wind speed in December
Blennerville, Ireland
- Average wind speed in December: 23.8km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is July (15.5km/h).
Average humidity in December
Blennerville, Ireland
- Average humidity in December: 85%
The months with the highest relative humidity are July, August, September and October (86%).
The month with the lowest relative humidity is April (82%).
Average rainfall in December
Blennerville, Ireland
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is May (42mm).
Average rainfall days in December
Blennerville, Ireland
- Average rainfall days in December: 20.4 days
The month with the highest number of rainy days is January (21.8 days).
The month with the least rainy days is April (16.5 days).
Average snowfall in December
Blennerville, Ireland
- Average snowfall in December: 16mm
The month with the highest snowfall is December (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Blennerville, Ireland
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Blennerville, Ireland
- Average daylight in December: 7h and 48min
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 48min
The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in December
Blennerville, Ireland
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is April (10.8 days).
The month with the least sunshine days is August (6.2 days).
Average UV index in December
Blennerville, Ireland
- 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, November and December (UV index 2).
Average cloud cover in December
Blennerville, Ireland
- Average cloud cover in December: 63
The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in December
Blennerville, Ireland
- 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).
