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December Weather in Tarmon, Ireland

Last updated: August 23, 2025

In Tarmon, Ireland, the average temperature in December hovers around 7°C (46°F), with a minimum of -1°C (30°F) and a maximum of 14°C (57°F). Expect 129 mm (5.1 in) of precipitation over 19 days, contributing to an average humidity of 89%. Stay prepared for those brisk, damp days!

December Temperature in Tarmon

In December in Tarmon, the average temperature is 7°C (46°F). Maximums can reach 14°C (57°F), while minimums can dip as low as -1°C (30°F). It's advisable to pack layers to stay comfortable while exploring the outdoors.

December Weather in Tarmon: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Tarmon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tarmon, December typically has an average temperature of 7°C (46°F), with highs reaching up to 14°C (57°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec444545495357605956524745
Data source: Temperature data for Tarmon generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Tarmon

In Tarmon in December, the precipitation amount is 129 mm (5.1 in) over the course of 19 days.

December Precipitation Trends in Tarmon

The chart displays monthly precipitation patterns in Tarmon, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Tarmon, December typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec781211096472697713988113102129
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tarmon

In Tarmon in December, humidity is 89%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that clings to your skin, making it necessary to bundle up while exploring the surroundings.

December Average Humidity in Tarmon

This chart illustrates the average monthly humidity levels in Tarmon, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Tarmon is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tarmon

In Tarmon in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Tarmon.

Maximum UV Index Levels in Tarmon for December

The chart shows the monthly maximum UV Index (UVI) for Tarmon in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Tarmon typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678875421
Data source: Tarmon December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Tarmon Compares to Other Months

Weather in Tarmon varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tarmon, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Tarmon, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)78 mm (3.1 inches)88%low
February Weather7°C (45°F)121 mm (4.8 inches)88%low
March Weather7°C (45°F)109 mm (4.3 inches)87%moderate
April Weather9°C (49°F)64 mm (2.5 inches)86%high
May Weather12°C (53°F)72 mm (2.8 inches)83%high
June Weather14°C (57°F)69 mm (2.7 inches)83%very high
July Weather16°C (60°F)76 mm (3.0 inches)85%very high
August Weather15°C (59°F)139 mm (5.5 inches)85%high
September Weather14°C (57°F)88 mm (3.5 inches)88%moderate
October Weather11°C (52°F)113 mm (4.4 inches)91%moderate
November Weather8°C (47°F)102 mm (4.0 inches)92%low
December Weather7°C (46°F)129 mm (5.1 inches)89%low

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