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 sea temperature 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
December's presence marks an average high-temperature of a still frosty 8.1°C (46.6°F), subtly varied from November's 9.8°C (49.6°F). An average nighttime temperature of 5.2°C (41.4°F) marks December.Humidity
The average relative humidity in December in Carrickfergus is 84%.Rainfall
In December, in Carrickfergus, the rain falls for 13.4 days. Throughout December, 32mm (1.26") of precipitation is accumulated. Throughout the year, in Carrickfergus, there are 173.9 rainfall days, and 363mm (14.29") of precipitation is accumulated.Snowfall
Months with snowfall in Carrickfergus, United Kingdom, are January through March and December. December is the first month it typically snows in Carrickfergus. Throughout December, in the average 1.1 snowfall days, it receives 4mm (0.16") of snow. In Carrickfergus, United Kingdom, during the entire year, snow falls for 7.2 days and aggregates up to 26mm (1.02") of snow.Sea temperature
In December, the average sea temperature in Carrickfergus, United Kingdom, is 10.5°C (50.9°F).Note: Swimming in 10.5°C (50.9°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina.
Daylight
The month with the shortest days in Carrickfergus is December, with an average of 7h and 18min of daylight.On the first day of December, sunrise is at 8:23 am and sunset at 4:01 pm. On the last day of the month, sunrise is at 8:46 am and sunset at 4:06 pm GMT.
Sunshine
In December, the average sunshine in Carrickfergus is 4.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. 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 is the usual temperature for Carrickfergus in December?
What is the average humidity in December in Carrickfergus?
How many days does it rain in December in Carrickfergus?
When does it start snowing in Carrickfergus?
What is the sea water temperature in December in Carrickfergus?
What is the month with the shortest days in Carrickfergus?
How many hours of daylight does Carrickfergus have in December?
What time are sunrise and sunset in December in Carrickfergus?
How long on average sun shines in December in Carrickfergus?
What is the month with the lowest UV index in Carrickfergus?
How high is the UV index in December in Carrickfergus?
Average temperature in December
Carrickfergus, United Kingdom
- Average high temperature in December: 8.1°C
The warmest month (with the highest average high temperature) is July (16.4°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 5.2°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.1°C).
Average pressure in December
Carrickfergus, United Kingdom
- Average pressure in December: 1009.3mbar
The month with the highest atmospheric pressure is May (1015.6mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).
Average wind speed in December
Carrickfergus, United Kingdom
- Average wind speed in December: 25.8km/h
The windiest month (with the highest average wind speed) is December (25.8km/h).
The calmest month (with the lowest average wind speed) is June (15.7km/h).
Average humidity in December
Carrickfergus, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are July and August (85%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in December
Carrickfergus, United Kingdom
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is November (48mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in December
Carrickfergus, United Kingdom
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is September (12.6 days).
Average snowfall in December
Carrickfergus, United Kingdom
- Average snowfall in December: 4mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Carrickfergus, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Carrickfergus, United Kingdom
- Average sea temperature in December: 10.5°C
The best month for swimming (with the highest average sea temperature) is September (14.3°C).
The coldest month (with the lowest average sea temperature) is March (8°C).
Average daylight in December /
Average sunshine in December
Carrickfergus, United Kingdom
- Average daylight in December: 7h and 2min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Carrickfergus, United Kingdom
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is April (14.7 days).
The months with the least sunshine days are August and October (10.8 days).
Average UV index in December
Carrickfergus, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are 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
Carrickfergus, United Kingdom
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in December
Carrickfergus, United Kingdom
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, August, September, October, November and December (10km).
The months with the lowest visibility are January, June and July (9km).
