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
The onset of December manifests an average high-temperature of a still chilly 8°C (46.4°F), demonstrating a minor variation from the preceding month. During December, Derrybrien's nighttime temperatures demonstrate a subtle cooling from daytime highs, stabilizing at an icy 4°C (39.2°F).Humidity
The months with the highest humidity in Derrybrien are November and December, with an average relative humidity of 89%.Rainfall
In Derrybrien, in December, during 14.4 rainfall days, 33mm (1.3") of precipitation is typically accumulated. Throughout the year, there are 184.7 rainfall days, and 356mm (14.02") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Derrybrien. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 8mm (0.31") of snow. In Derrybrien, during the entire year, snow falls for 3 days and aggregates up to 29mm (1.14") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 42min of daylight.On the first day of the month, sunrise is at 8:25 am and sunset at 4:21 pm. On the last day of December, in Derrybrien, sunrise is at 8:48 am and sunset at 4:27 pm GMT.
Sunshine
The average sunshine in December in Derrybrien is 3.9h.UV index
January through March, 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 unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Derrybrien?
What is the most humid month in Derrybrien?
What is the average humidity in December in Derrybrien?
How many days does it rain in December in Derrybrien?
When does it start to snow in Derrybrien?
What is the month with the shortest days in Derrybrien?
How many hours of daylight does Derrybrien have in December?
What time are sunrise and sunset in December in Derrybrien?
How many hours of sunshine does Derrybrien have in December?
What are the months with the lowest UV index in Derrybrien?
How high is the UV index in December in Derrybrien?
Average temperature in December
Derrybrien, Ireland
- Average high temperature in December: 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 (7.8°C).
- Average low temperature in December: 4°C
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).
Average pressure in December
Derrybrien, Ireland
- Average pressure in December: 1010.8mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).
Average wind speed in December
Derrybrien, Ireland
- Average wind speed in December: 20.1km/h
The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity in December
Derrybrien, Ireland
- Average humidity in December: 89%
The months with the highest relative humidity are November and December (89%).
The month with the lowest relative humidity is April (84%).
Average rainfall in December
Derrybrien, Ireland
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is August (39mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days in December
Derrybrien, Ireland
- Average rainfall days in December: 14.4 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Derrybrien, Ireland
- Average snowfall in December: 8mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Derrybrien, Ireland
- Average snowfall days in December: 0.4 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, October and November (0 days).
Average daylight in December /
Average sunshine in December
Derrybrien, 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 42min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is June (Average sunshine: 7h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Derrybrien, Ireland
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is December (13.9 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in December
Derrybrien, Ireland
- Average UV index in December: 2
The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Derrybrien, Ireland
- Average cloud cover in December: 62
The month with the most cloud cover is July (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility in December
Derrybrien, 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).
