December weather forecastTarmon, Ireland
December weather for Tarmon, Ireland: The month with the most snowfall in Tarmon, Ireland, is December, when snow falls for 0.6 days and typically aggregates up to 21mm (0.83") of snow. The month with the most snowfall in Tarmon is December, when snow falls for 0.6 days and typically aggregates up to 21mm (0.83") of snow.
December
Weather in December
The first month of the winter, December, is still a chilly month in Tarmon, Ireland, with an average temperature fluctuating between 3.5°C (38.3°F) and 8°C (46.4°F).Temperature
The beginning of December records an average high-temperature of a still frosty 8°C (46.4°F), marking a negligible difference from November's 9.6°C (49.3°F). Tarmon encounters a small divergence from daytime high temperatures, averaging a low-temperature of 3.5°C (38.3°F) during December nights.Humidity
November and December, with an average relative humidity of 90%, are the most humid months.Rainfall
The month with the most rainfall in Tarmon is December, when the rain falls for 16.1 days and typically aggregates up to 56mm (2.2") of precipitation.Snowfall
Months with snowfall in Tarmon are January through March and December. The month with the most snowfall in Tarmon is December, when snow falls for 0.6 days and typically aggregates up to 21mm (0.83") of snow.Daylight
With an average of 7h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 8:26 am and sunset at 4:27 pm. On the last day of December, in Tarmon, sunrise is at 8:48 am and sunset at 4:33 pm GMT.
Sunshine
The months with the least sunshine in Tarmon, Ireland, are January and December, with an average of 4h of sunshine.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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Tarmon, Ireland
- Average high temperature in December: 8°C
The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (7.8°C).
- Average low temperature in December: 3.5°C
The month with the highest average low temperature is July (11.1°C).
The coldest months (with the lowest average low temperature) are February and March (2.9°C).
Average pressure in December
Tarmon, Ireland
- Average pressure in December: 1011mbar
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
Tarmon, Ireland
- Average wind speed in December: 18.8km/h
The windiest month (with the highest average wind speed) is February (19km/h).
The calmest month (with the lowest average wind speed) is July (13.3km/h).
Average humidity in December
Tarmon, Ireland
- Average humidity in December: 90%
The months with the highest relative humidity are November and December (90%).
The month with the lowest relative humidity is April (84%).
Average rainfall in December
Tarmon, Ireland
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is December (56mm).
The driest month (with the least rainfall) is September (33mm).
Average rainfall days in December
Tarmon, Ireland
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is August (20.4 days).
The month with the least rainy days is February (14.8 days).
Average snowfall in December
Tarmon, Ireland
- Average snowfall in December: 21mm
The month with the highest snowfall is December (21mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Tarmon, Ireland
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Tarmon, Ireland
- Average daylight in December: 7h and 48min
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 48min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 7h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in December
Tarmon, Ireland
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is December (12.6 days).
The month with the least sunshine days is July (7.6 days).
Average UV index in December
Tarmon, 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
Tarmon, Ireland
- Average cloud cover in December: 61
The month with the most cloud cover is July (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility in December
Tarmon, Ireland
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, November and December (9km).
The months with the lowest visibility are May, June, July, August, September and October (8km).
