December weather forecast
Dungannon, United Kingdom

December

Weather in December

The first month of the winter, December, is also a frosty month in Dungannon, United Kingdom, with an average temperature varying between 6.3°C (43.3°F) and 2.2°C (36°F).

Temperature

The shift into December finds Dungannon at an average high-temperature of a still chilly 6.3°C (43.3°F), closely comparable to November's conditions. In December, a low-temperature average of 2.2°C (36°F) is characteristic of Dungannon, marking a minor shift from daytime temperatures.

Humidity

The months with the highest humidity in Dungannon are January and December, with an average relative humidity of 91%.

Rainfall

In Dungannon, United Kingdom, in December, during 13.1 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, there are 152.9 rainfall days, and 236mm (9.29") of precipitation is accumulated.

Snowfall

Months with snowfall in Dungannon are January through March, November and December. In Dungannon, in December, snow falls for 1.7 days, with typically accumulated 5mm (0.2") of snow. Throughout the year, in Dungannon, United Kingdom, there are 10.7 snowfall days, and 56mm (2.2") of snow is accumulated.

Daylight

With an average of 7h and 24min of daylight, December has the shortest days of the year in Dungannon, United Kingdom.
On the first day of the month, sunrise is at 8:26 am and sunset at 4:06 pm. On the last day of December, sunrise is at 8:48 am and sunset at 4:11 pm GMT.

Sunshine

In December, the average sunshine in Dungannon is 3.8h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Dungannon. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

Is December cold in Dungannon?
In Dungannon, 6.3°C (43.3°F) is the average high-temperature and 2.2°C (36°F) is the average low-temperature during December.
What is the most humid month in Dungannon?
January and December, with an average relative humidity of 91%, are most humid months in Dungannon.
What is the average humidity in December in Dungannon?
In December, the average relative humidity in Dungannon, United Kingdom, is 91%.
How much does it rain in Dungannon in December?
In Dungannon, in December, during 13.1 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
How much does it snow in Dungannon in December?
In Dungannon, United Kingdom, in December, during 1.7 snowfall days, 5mm (0.2") of snow is typically accumulated.
What is the month with the shortest days in Dungannon?
December has the shortest days of the year in Dungannon, United Kingdom, with an average of 7h and 24min of daylight.
How many hours of daylight does Dungannon have in December?
In Dungannon, the average day length in December is 7h and 23min.
What time are sunrise and sunset in December in Dungannon?
In December, on the first day of the month, sunrise is at 8:26 am and sunset at 4:06 pm. On the last day of the month, in Dungannon, United Kingdom, sunrise is at 8:48 am and sunset at 4:11 pm GMT.
How long on average sun shines in December in Dungannon?
In Dungannon, the average sunshine duration in December is 3.8h.
When is the lowest UV index in Dungannon?
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the UV index intensity in December in Dungannon?
The average daily maximum UV index in December in Dungannon is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Dungannon, United Kingdom
  • Average high temperature in December: 6.3°C

The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in December: 2.2°C

The months with the highest average low temperature are July and August (10.1°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).

Average pressure in December
Dungannon, United Kingdom
  • Average pressure in December: 1009mbar

The month with the highest atmospheric pressure is May (1015.4mbar).
The month with the lowest atmospheric pressure is November (1007mbar).

Average wind speed in December
Dungannon, United Kingdom
  • Average wind speed in December: 18.1km/h

The windiest month (with the highest average wind speed) is January (18.8km/h).
The calmest month (with the lowest average wind speed) is July (12.4km/h).

Average humidity in December
Dungannon, United Kingdom
  • Average humidity in December: 91%

The months with the highest relative humidity are January and December (91%).
The months with the lowest relative humidity are April and May (85%).

Average rainfall in December
Dungannon, United Kingdom
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is August (29mm).
The driest month (with the least rainfall) is September (11mm).

Average rainfall days in December
Dungannon, United Kingdom
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (10.2 days).

Average snowfall in December
Dungannon, United Kingdom
  • Average snowfall in December: 5mm

The month with the highest snowfall is February (20mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Dungannon, United Kingdom
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (3.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Dungannon, 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 24min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is June (Average sunshine: 6h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

Average sunshine days in December
Dungannon, United Kingdom
  • Average sunshine days in December: 11.8 days

The month with the most sunshine days is October (14.7 days).
The month with the least sunshine days is July (8.1 days).

Average UV index in December
Dungannon, United Kingdom
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
Dungannon, United Kingdom
  • Average cloud cover in December: 62

The month with the most cloud cover is August (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 59).

Average visibility in December
Dungannon, United Kingdom
  • Average visibility in December: 8km

The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).

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