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December Weather in Carndonagh, Ireland

Last updated: August 23, 2025

In December, the average temperature in Carndonagh, Ireland is a brisk 7°C (46°F). Expect the mercury to dip as low as 1°C (35°F) and soar to a maximum of 13°C (55°F). With an average humidity of 86%, the air feels quite moist. Be prepared for wet weather, as 139 mm (5.5 in) of precipitation can fall over approximately 21 days during this month.

December Temperature in Carndonagh

In December in Carndonagh, the average temperature is 7°C (46°F), with maximums reaching 13°C (55°F) and minimums dropping as low as 1°C (35°F). It's advisable to pack warm layers for your trip to stay comfortable while exploring.

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

The chart illustrates December temperature patterns in Carndonagh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carndonagh, December typically has an average temperature of 7°C (46°F), with highs reaching up to 13°C (55°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec444345475155585856524845
Data source: Temperature data for Carndonagh 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 Carndonagh

In Carndonagh in December, the total precipitation amount is 139 mm (5.5 in) spread over the course of 21 days.

December Precipitation Trends in Carndonagh

The chart displays monthly precipitation patterns in Carndonagh, 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 Carndonagh, December typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec921211095775100101146109141126140
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Carndonagh

In Carndonagh in December humidity is 86%. With an average temperature of 7°C (46°F), this humidity feels like wrapping yourself in a damp blanket, making travel uncomfortable and heavy, as the cold air mixes with the muggy atmosphere, leaving you longing for a warm, dry refuge.

December Average Humidity in Carndonagh

This chart illustrates the average monthly humidity levels in Carndonagh, 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 Carndonagh is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Carndonagh

In Carndonagh 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 Carndonagh.

Maximum UV Index Levels in Carndonagh for December

The chart shows the monthly maximum UV Index (UVI) for Carndonagh 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 Carndonagh typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Carndonagh 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 Carndonagh Compares to Other Months

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

This table compares monthly weather conditions in Carndonagh, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)92 mm (3.6 inches)87%low
February Weather6°C (44°F)121 mm (4.8 inches)86%low
March Weather7°C (45°F)109 mm (4.3 inches)86%moderate
April Weather8°C (47°F)57 mm (2.2 inches)85%moderate
May Weather11°C (52°F)75 mm (3.0 inches)82%high
June Weather13°C (55°F)100 mm (3.9 inches)84%very high
July Weather14°C (58°F)101 mm (4.0 inches)86%very high
August Weather15°C (59°F)146 mm (5.7 inches)86%high
September Weather13°C (56°F)109 mm (4.3 inches)88%moderate
October Weather11°C (52°F)141 mm (5.6 inches)89%moderate
November Weather9°C (48°F)126 mm (5.0 inches)90%low
December Weather7°C (46°F)139 mm (5.5 inches)86%low

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