December weather forecast
Calverstown, Ireland

December

Weather in December

December, the first month of the winter in Calverstown, is also a frosty month, with an average temperature ranging between min 2.4°C (36.3°F) and max 7°C (44.6°F).

Temperature

Stepping into December, Calverstown records an average high-temperature of a still chilly 7°C (44.6°F), almost consistent with November. Calverstown, during December nights, experiences a subtle shift to a low average of 2.4°C (36.3°F) from the day's heat.

Humidity

The most humid month is December, with an average relative humidity of 92%.

Rainfall

In Calverstown, Ireland, during December, the rain falls for 11 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, there are 142.7 rainfall days, and 221mm (8.7") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Calverstown. In December, in Calverstown, it is snowing for 1.6 days. Throughout December, 8mm (0.31") of snow is accumulated. Throughout the year, there are 9.7 snowfall days, and 45mm (1.77") of snow is accumulated.

Daylight

December has the shortest days of the year in Calverstown, with an average of 7h and 42min of daylight.
On the first day of December in Calverstown, sunrise is at 8:18 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 8:40 am and sunset at 4:19 pm GMT.

Sunshine

In December, the average sunshine is 3.9h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

Is it cold in Calverstown during December?
An average high-temperature, in December, in Calverstown, is 7°C (44.6°F) and the average low-temperature is 2.4°C (36.3°F).
What is the most humid month in Calverstown?
With an average relative humidity of 92%, December is the most humid month in Calverstown, Ireland.
What is the average humidity in December in Calverstown?
The average relative humidity in December in Calverstown is 92%.
How many days does it rain in December in Calverstown?
In Calverstown, Ireland, during December, the rain falls for 11 days and regularly aggregates up to 19mm (0.75") of precipitation.
How many days does it snow in December in Calverstown?
In Calverstown, Ireland, in December, during 1.6 snowfall days, 8mm (0.31") of snow is typically accumulated.
What is the month with the shortest days in Calverstown?
With an average of 7h and 42min of daylight, December has the shortest days of the year in Calverstown, Ireland.
How many hours of daylight does Calverstown have in December?
The average day length in December is 7h and 40min.
When is the sunrise / sunset in December in Calverstown?
In December, on the first day of the month, sunrise is at 8:18 am and sunset at 4:14 pm. On the last day of the month, in Calverstown, Ireland, sunrise is at 8:40 am and sunset at 4:19 pm GMT.
How many hours of sunshine does Calverstown have in December?
In December, the average sunshine duration in Calverstown is 3.9h.
What are the months with the lowest UV index in Calverstown?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Calverstown.
What is the UV index intensity in December in Calverstown?
In Calverstown, Ireland, the average daily maximum UV index in December 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
Calverstown, Ireland
  • Average high temperature in December: 7°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 (6.6°C).

  • Average low temperature in December: 2.4°C

The month with the highest average low temperature is July (10.7°C).
The coldest month (with the lowest average low temperature) is February (1.8°C).

Average pressure in December
Calverstown, Ireland
  • Average pressure in December: 1011.1mbar

The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).

Average wind speed in December
Calverstown, Ireland
  • Average wind speed in December: 19.6km/h

The windiest month (with the highest average wind speed) is January (19.7km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).

Average humidity in December
Calverstown, Ireland
  • Average humidity in December: 92%

The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and May (86%).

Average rainfall in December
Calverstown, Ireland
  • Average rainfall in December: 19mm

The wettest month (with the highest rainfall) is August (26mm).
The driest months (with the least rainfall) are January and October (13mm).

Average rainfall days in December
Calverstown, Ireland
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is October (9.8 days).

Average snowfall in December
Calverstown, Ireland
  • Average snowfall in December: 8mm

The months with the highest snowfall are January and February (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Calverstown, Ireland
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is February (2.7 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
Calverstown, Ireland
  • Average daylight in December: 7h and 4min

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 42min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is April (Average sunshine: 6h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in December
Calverstown, Ireland
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is December (15.8 days).
The month with the least sunshine days is July (7.8 days).

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

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

Average cloud cover in December
Calverstown, Ireland
  • Average cloud cover in December: 62

The month with the most cloud cover is July (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 58).

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

The months with the highest visibility are January, February, March and December (9km).
The month with the lowest visibility is July (7km).

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