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
Ballymun's entry into December measures an average high-temperature of a still chilly 8.3°C (46.9°F), closely parallel to the preceding month. Night temperatures during December experience a slight downturn, averaging an icy 4.6°C (40.3°F).Humidity
July and December, with an average relative humidity of 86%, are the most humid months in Ballymun, Ireland.Rainfall
In Ballymun, during December, the rain falls for 11.8 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, there are 159.4 rainfall days, and 362mm (14.25") of precipitation is accumulated.Snowfall
Months with snowfall in Ballymun are January through March, November and December. December is the month with the most snowfall. Snow falls for 0.9 days and accumulates 12mm (0.47") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of December, sunrise is at 8:18 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 8:40 am and sunset at 4:16 pm GMT.
Sunshine
In Ballymun, the average sunshine in December is 4.6h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Ballymun. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Ballymun?
What are the most humid months in Ballymun?
What is the average humidity in December in Ballymun?
How many days does it rain in December in Ballymun?
When does it snow the most in Ballymun?
How much does it snow in Ballymun in December?
What is the month with the shortest days in Ballymun?
How many hours of daylight does Ballymun have in December?
What time are sunrise and sunset in December in Ballymun?
How long on average sun shines in December in Ballymun?
When is the lowest UV index in Ballymun?
How high is the UV index in December in Ballymun?
Average temperature in December
Ballymun, Ireland
- Average high temperature in December: 8.3°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in December: 4.6°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).
Average pressure in December
Ballymun, Ireland
- Average pressure in December: 1010.9mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed in December
Ballymun, Ireland
- Average wind speed in December: 24.1km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in December
Ballymun, Ireland
- Average humidity in December: 86%
The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in December
Ballymun, Ireland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).
Average rainfall days in December
Ballymun, Ireland
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in December
Ballymun, Ireland
- Average snowfall in December: 12mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Ballymun, Ireland
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (2.1 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
Ballymun, Ireland
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 4h and 4min
The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).
Average sunshine days in December
Ballymun, Ireland
- Average sunshine days in December: 16.8 days
The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Ballymun, Ireland
- Average UV index in December: 2
The months with the highest UV index are May, June, July, 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
Ballymun, Ireland
- Average cloud cover in December: 53
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 50).
Average visibility in December
Ballymun, Ireland
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
