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
Islandbridge, Ireland, measures an average high-temperature of a still chilly 7.1°C (44.8°F) in December, nearly consistent with the preceding month. Islandbridge maintains a minor drop in temperature during December nights, with averages of 3.4°C (38.1°F).Humidity
With an average relative humidity of 90%, December is the most humid month in Islandbridge.Rainfall
In Islandbridge, in December, it is raining for 14.9 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, in Islandbridge, there are 209.2 rainfall days, and 564mm (22.2") of precipitation is accumulated.Snowfall
Months with snowfall in Islandbridge are January through March, November and December. In December, in Islandbridge, it is snowing for 1.2 days. Throughout December, 13mm (0.51") of snow is accumulated. Throughout the year, in Islandbridge, there are 7.1 snowfall days, and 56mm (2.2") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 36min of daylight.On the first day of the month, sunrise is at 8:18 am and sunset at 4:10 pm. On the last day of December, in Islandbridge, sunrise is at 8:40 am and sunset at 4:16 pm GMT.
Sunshine
In December, the average sunshine in Islandbridge 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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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
What are December temperatures in Islandbridge?
What is the most humid month in Islandbridge?
What is the average humidity in December in Islandbridge?
How many days does it rain in December in Islandbridge?
How many days does it snow in December in Islandbridge?
What is the month with the shortest days in Islandbridge?
What is the average length of the day in December in Islandbridge?
When is the sunrise / sunset in December in Islandbridge?
How long on average sun shines in December in Islandbridge?
When is the lowest UV index in Islandbridge?
How high is the UV index in December in Islandbridge?
Average temperature in December
Islandbridge, Ireland
- Average high temperature in December: 7.1°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 3.4°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).
Average pressure in December
Islandbridge, Ireland
- Average pressure in December: 1011mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).
Average wind speed in December
Islandbridge, Ireland
- Average wind speed in December: 21km/h
The windiest month (with the highest average wind speed) is January (21.1km/h).
The calmest months (with the lowest average wind speed) are June and July (13.6km/h).
Average humidity in December
Islandbridge, Ireland
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are March, April and May (85%).
Average rainfall in December
Islandbridge, Ireland
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in December
Islandbridge, Ireland
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (13.6 days).
Average snowfall in December
Islandbridge, Ireland
- Average snowfall in December: 13mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Islandbridge, Ireland
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.4 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
Islandbridge, 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 1min
The months with the most sunshine are April and May (Average sunshine: 6h and 42min).
The months with the least sunshine are February, October and November (Average sunshine: 3h and 54min).
Average sunshine days in December
Islandbridge, Ireland
- Average sunshine days in December: 13 days
The month with the most sunshine days is January (13.2 days).
The month with the least sunshine days is August (3.4 days).
Average UV index in December
Islandbridge, 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
Islandbridge, Ireland
- Average cloud cover in December: 58
The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in December
Islandbridge, Ireland
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).
