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
December's average high-temperature stands at a chilly 8.8°C (47.8°F), showing little deviation from November's 10.2°C (50.4°F). During the nights of December, Ardfallen records an average temperature of 5°C (41°F), a minor drop from daytime peaks.Humidity
The months with the highest humidity in Ardfallen 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 in Ardfallen are January through March, November and December. In December, it is snowing for 0.5 days. Throughout December, 2mm (0.08") of snow is accumulated. In Ardfallen, during the entire year, snow falls for 3.8 days and aggregates up to 20mm (0.79") of snow.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year in Ardfallen.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 Ardfallen, sunrise is at 8:41 am and sunset at 4:33 pm GMT.
Sunshine
In Ardfallen, Ireland, 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 Ardfallen. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Ardfallen?
What are the most humid months in Ardfallen?
What is the average humidity in December in Ardfallen?
What is the wettest month in Ardfallen?
How much does it rain in Ardfallen in December?
How many days does it snow in December in Ardfallen?
What is the month with the shortest days in Ardfallen?
How many hours of daylight does Ardfallen have in December?
What time are sunrise and sunset in December in Ardfallen?
How long on average sun shines in December in Ardfallen?
What is the month with the lowest UV index in Ardfallen?
What is the UV index reading in December in Ardfallen?
Average temperature in December
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, Ireland
- Average daylight in December: 7h and 5min
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 1min
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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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
Ardfallen, 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).
