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
With the onset of December, the average high-temperature registers at a chilly 8.9°C (48°F), subtly different from November's 10.1°C (50.2°F). Rosbercon, during the nights of December, averages a temperature close to its daytime high, at a wintry 5.2°C (41.4°F).Humidity
July and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In Rosbercon, in December, during 15 rainfall days, 39mm (1.54") of precipitation is typically accumulated. Throughout the year, in Rosbercon, there are 160.8 rainfall days, and 344mm (13.54") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 0.8 days. Throughout December, 2mm (0.08") of snow is accumulated. In Rosbercon, Ireland, during the entire year, snow falls for 4.4 days and aggregates up to 10mm (0.39") of snow.Daylight
December has the shortest days of the year in Rosbercon, Ireland, with an average of 7h and 48min of daylight.On the first day of the month, sunrise is at 8:16 am and sunset at 4:18 pm. On the last day of December, sunrise is at 8:37 am and sunset at 4:24 pm GMT.
Sunshine
In December, the average sunshine is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rosbercon. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Rosbercon?
What is the most humid month in Rosbercon?
What is the average humidity in December in Rosbercon?
How much does it rain in Rosbercon in December?
How much does it snow in Rosbercon in December?
What is the month with the shortest days in Rosbercon?
What is the average length of the day in December in Rosbercon?
When are sunrise and sunset in December in Rosbercon?
How long on average sun shines in December in Rosbercon?
What is the month with the lowest UV index in Rosbercon?
How high is the UV index in December in Rosbercon?
Average temperature in December
Rosbercon, Ireland
- Average high temperature in December: 8.9°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 (8.2°C).
- Average low temperature in December: 5.2°C
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is March (4.3°C).
Average pressure in December
Rosbercon, Ireland
- Average pressure in December: 1012.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in December
Rosbercon, Ireland
- Average wind speed in December: 25km/h
The windiest month (with the highest average wind speed) is December (25km/h).
The calmest months (with the lowest average wind speed) are June and July (16.4km/h).
Average humidity in December
Rosbercon, Ireland
- Average humidity in December: 87%
The months with the highest relative humidity are July and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in December
Rosbercon, Ireland
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in December
Rosbercon, Ireland
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Rosbercon, Ireland
- Average snowfall in December: 2mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Rosbercon, Ireland
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (1.5 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
Rosbercon, Ireland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is May (Average sunshine: 7h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Rosbercon, Ireland
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is October (11.3 days).
Average UV index in December
Rosbercon, 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
Rosbercon, Ireland
- Average cloud cover in December: 56
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 49).
Average visibility in December
Rosbercon, Ireland
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).
