December weather forecastErrill, Ireland
December
Weather in December
The first month of the winter, December, is still a chilly month in Errill, Ireland, with an average temperature varying between 2.5°C (36.5°F) and 7.2°C (45°F).Temperature
The transition into December marks the average high-temperature at a still frosty 7.2°C (45°F), differing minimally from November's 9°C (48.2°F). Errill, during December nights, observes a steady temperature, averaging at a cold 2.5°C (36.5°F).Humidity
December is the most humid month in Errill, Ireland, with an average relative humidity of 92%.Rainfall
In Errill, in December, during 17.5 rainfall days, 58mm (2.28") of precipitation is typically accumulated. Throughout the year, in Errill, there are 210.9 rainfall days, and 562mm (22.13") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In December, in Errill, it is snowing for 0.7 days. Throughout December, 7mm (0.28") of snow is accumulated. In Errill, during the entire year, snow falls for 7 days and aggregates up to 71mm (2.8") of snow.Daylight
December has the shortest days of the year, with an average of 7h and 42min of daylight.On the first day of the month, sunrise is at 8:21 am and sunset at 4:18 pm. On the last day of December, sunrise is at 8:43 am and sunset at 4:24 pm GMT.
Sunshine
In Errill, Ireland, the average sunshine in December is 3.9h.UV index
The months with the lowest UV index in Errill are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Errill, Ireland
- Average high temperature in December: 7.2°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is July (10.5°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).
Average pressure in December
Errill, Ireland
- Average pressure in December: 1010.9mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).
Average wind speed in December
Errill, Ireland
- Average wind speed in December: 18.6km/h
The windiest month (with the highest average wind speed) is February (18.8km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in December
Errill, Ireland
- Average humidity in December: 92%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are March, April and May (86%).
Average rainfall in December
Errill, Ireland
- Average rainfall in December: 58mm
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in December
Errill, Ireland
- Average rainfall days in December: 17.5 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is February (15.5 days).
Average snowfall in December
Errill, Ireland
- Average snowfall in December: 7mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Errill, Ireland
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Errill, Ireland
- Average daylight in December: 7h and 42min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 3h and 54min
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 42min).
Average sunshine days in December
Errill, Ireland
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is November (11.6 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in December
Errill, Ireland
- Average UV index in December: 2
The months with the highest UV index are May and June (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
Errill, Ireland
- Average cloud cover in December: 62
The month with the most cloud cover is July (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in December
Errill, Ireland
- Average visibility in December: 9km
The months with the highest visibility are February, March and December (9km).
The month with the lowest visibility is July (7km).
