December weather forecastFinglas, Ireland

December

Weather in December

December, the first month of the winter in Finglas, is still a chilly month, with temperature in the range of an average high of 8.3°C (46.9°F) and an average low of 4.6°C (40.3°F).

Temperature

December's average high-temperature is a still frosty 8.3°C (46.9°F), maintaining a close comparison with November's 9.9°C (49.8°F). Finglas, during the December nights, maintains an average temperature of 4.6°C (40.3°F), closely aligned with its daytime readings.

Humidity

July and December, with an average relative humidity of 86%, are the most humid months in Finglas.

Rainfall

In December, the rain falls for 11.8 days. Throughout December, 35mm (1.38") of precipitation is accumulated. Throughout the year, there are 159.4 rainfall days, and 362mm (14.25") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall in Finglas is December, when snow falls for 0.9 days and typically aggregates up to 12mm (0.47") of snow.

Daylight

The month with the shortest days in Finglas, Ireland, is December, with an average of 7h and 36min of daylight.
On the first day of December in Finglas, sunrise is at 8:18 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 8:40 am and sunset at 4:16 pm GMT.

Sunshine

In Finglas, the average sunshine in December is 4.6h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Finglas. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

The average high-temperature and low-temperature in Finglas during December are 8.3°C (46.9°F) and 4.6°C (40.3°F) respectively.

The months with the highest humidity in Finglas are July and December, with an average relative humidity of 86%.

The average relative humidity in December is 86%.

In Finglas, Ireland, in December, during 11.8 rainfall days, 35mm (1.38") of precipitation is typically accumulated.

December is the month with the most snowfall in Finglas, Ireland. Snow falls for 0.9 days and accumulates 12mm (0.47") of snow.

In Finglas, Ireland, during December, snow falls for 0.9 days and regularly aggregates up to 12mm (0.47") of snow.

With an average of 7h and 36min of daylight, December has the shortest days of the year in Finglas.

In Finglas, the average day length in December is 7h and 36min.

On the first day of December in Finglas, sunrise is at 8:18 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 8:40 am and sunset at 4:16 pm GMT.

In Finglas, the average sunshine duration in December is 4.6h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

The average daily maximum UV index in December in Finglas is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Finglas, Ireland

  • Average high temperature in December: 8.3°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 (7.6°C).

  • Average low temperature in December: 4.6°C

The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).

Average pressure in December
Finglas, Ireland

  • Average pressure in December: 1010.9mbar

The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).

Average wind speed in December
Finglas, Ireland

  • Average wind speed in December: 24.1km/h

The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).

Average humidity in December
Finglas, Ireland

  • Average humidity in December: 86%

The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).

Average rainfall in December
Finglas, Ireland

  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).

Average rainfall days in December
Finglas, Ireland

  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).

Average snowfall in December
Finglas, Ireland

  • Average snowfall in December: 12mm

The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Finglas, Ireland

  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (2.1 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
Finglas, Ireland

  • Average daylight in December: 7h and 36min

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 36min).

  • Average sunshine in December: 4h and 36min

The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).

Average sunshine days in December
Finglas, Ireland

  • Average sunshine days in December: 16.8 days

The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).

Average UV index in December
Finglas, 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
Finglas, Ireland

  • Average cloud cover in December: 53

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 50).

Average visibility in December
Finglas, Ireland

  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).