December weather forecast
Glanmire, Ireland

December

Weather in December

The first month of the winter, December, is also a frosty month in Glanmire, Ireland, with an average temperature ranging between min 5°C (41°F) and max 8.8°C (47.8°F).

Temperature

Upon the beginning of December, Glanmire's high-temperatures register at a chilly 8.8°C (47.8°F), closely mirroring the preceding month. Nighttime temperature reflects an average dip to a wintry 5°C (41°F) in December, subtly cooler than its daytime highs.

Humidity

October and December, with an average relative humidity of 87%, are the most humid months.

Rainfall

December is the month with the most rainfall. Rain falls for 16.3 days and accumulates 66mm (2.6") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Glanmire, during December, snow falls for 0.5 days and regularly aggregates up to 2mm (0.08") of snow. Throughout the year, there are 3.8 snowfall days, and 20mm (0.79") of snow is accumulated.

Daylight

With an average of 7h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 8:19 am and sunset at 4:26 pm. On the last day of December, sunrise is at 8:41 am and sunset at 4:32 pm GMT.

Sunshine

In December, the average sunshine is 4.2h.

UV index

January, February, 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 low health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.

Frequently asked questions

What are the temperatures in December?
In Glanmire, 8.8°C (47.8°F) is the average high-temperature and 5°C (41°F) is the average low-temperature during December.
What are the most humid months?
The months with the highest humidity are October and December, with an average relative humidity of 87%.
What is the average humidity in December in Glanmire?
In Glanmire, the average relative humidity in December is 87%.
What is the wettest month?
December is the month with the most rainfall. Rain falls for 16.3 days and accumulates 66mm (2.6") of precipitation.
How much does it rain in Glanmire in December?
In Glanmire, in December, during 16.3 rainfall days, 66mm (2.6") of precipitation is typically accumulated.
How much does it snow in December?
In Glanmire, Ireland, in December, snow falls for 0.5 days, with typically accumulated 2mm (0.08") of snow.
What is the month with the shortest days?
With an average of 7h and 54min of daylight, December has the shortest days of the year.
How many hours of daylight does Glanmire have in December?
In Glanmire, the average day length in December is 7h and 52min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 8:19 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 8:41 am and sunset at 4:32 pm GMT.
How long on average sun shines in December?
In December, the average sunshine duration is 4.2h.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index reading in December?
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from 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
Glanmire, Ireland
  • Average high temperature in December: 8.8°C

The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in December: 5°C

The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).

Average pressure in December
Glanmire, Ireland
  • Average pressure in December: 1012.3mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).

Average wind speed in December
Glanmire, Ireland
  • Average wind speed in December: 23.5km/h

The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).

Average humidity in December
Glanmire, Ireland
  • Average humidity in December: 87%

The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).

Average rainfall in December
Glanmire, Ireland
  • Average rainfall in December: 66mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).

Average rainfall days in December
Glanmire, Ireland
  • Average rainfall days in December: 16.3 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).

Average snowfall in December
Glanmire, Ireland
  • Average snowfall in December: 2mm

The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Glanmire, Ireland
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.2 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
Glanmire, Ireland
  • Average daylight in December: 7h and 5min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in December
Glanmire, Ireland
  • Average sunshine days in December: 12.8 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).

Average UV index in December
Glanmire, Ireland
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Glanmire, Ireland
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).

Average visibility in December
Glanmire, Ireland
  • Average visibility in December: 9km

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

englishespañol中文
Share