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
Garrykennedy indicates an average high-temperature of a still chilly 7.8°C (46°F) in December, showing minor variation from November's 9.5°C (49.1°F). Nighttime temperatures record an average of 3.2°C (37.8°F) throughout December.Humidity
November and December, with an average relative humidity of 91%, are the most humid months.Rainfall
In Garrykennedy, during December, the rain falls for 18.3 days and regularly aggregates up to 61mm (2.4") of precipitation. Throughout the year, there are 228.5 rainfall days, and 603mm (23.74") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. The months with the most snowfall are January and December, with an average 17mm (0.67") of accumulated 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 8:24 am and sunset at 4:21 pm. On the last day of December, in Garrykennedy, sunrise is at 8:46 am and sunset at 4:27 pm GMT.
Sunshine
The months with the least sunshine are February and December, with an average of 3.9h of sunshine.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 exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December in Garrykennedy?
How much does it rain in December?
When does it snow the most?
When does it start to snow?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December in Garrykennedy?
What are the months with the least sunshine?
How many hours of sunshine does Garrykennedy have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Garrykennedy, Ireland
- Average high temperature in December: 7.8°C
The warmest month (with the highest average high temperature) is July (18.1°C).
The month with the lowest average high temperature is January (7.5°C).
- Average low temperature in December: 3.2°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (2.2°C).
Average pressure in December
Garrykennedy, Ireland
- Average pressure in December: 1011.2mbar
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
Garrykennedy, Ireland
- Average wind speed in December: 18km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in December
Garrykennedy, Ireland
- Average humidity in December: 91%
The months with the highest relative humidity are November and December (91%).
The month with the lowest relative humidity is April (85%).
Average rainfall in December
Garrykennedy, Ireland
- Average rainfall in December: 61mm
The wettest month (with the highest rainfall) is November (62mm).
The driest month (with the least rainfall) is September (39mm).
Average rainfall days in December
Garrykennedy, Ireland
- Average rainfall days in December: 18.3 days
The month with the highest number of rainy days is July (23 days).
The month with the least rainy days is February (16.4 days).
Average snowfall in December
Garrykennedy, Ireland
- Average snowfall in December: 17mm
The months with the highest snowfall are January and December (17mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Garrykennedy, Ireland
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Garrykennedy, Ireland
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
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 0min).
The months with the least sunshine are February and December (Average sunshine: 3h and 54min).
Average sunshine days in December
Garrykennedy, Ireland
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is March (10.2 days).
The month with the least sunshine days is August (3.9 days).
Average UV index in December
Garrykennedy, 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
Garrykennedy, Ireland
- Average cloud cover in December: 61
The month with the most cloud cover is July (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 57).
Average visibility in December
Garrykennedy, Ireland
- Average visibility in December: 8km
The month with the highest visibility is February (9km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (8km).
