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December Weather in Headford, Ireland

Last updated: August 23, 2025

In December, the average temperature in Headford, Ireland hovers around 7°C (45°F). Expect a chilly range, with minimums dipping to -3°C (26°F) and maximums reaching up to 14°C (57°F). Be prepared for wet weather, as precipitation totals around 106 mm (4.2 in) over approximately 17 days. Additionally, the average humidity sits at a high 89%, making for a rather damp atmosphere.

December Temperature in Headford

In December in Headford, the average temperature is 7°C (45°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -3°C (26°F). Travelers should prepare for chilly weather and pack accordingly for fluctuating temperatures.

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

The chart illustrates December temperature patterns in Headford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Headford, December typically has an average temperature of 7°C (45°F), with highs reaching up to 14°C (57°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec434344485357605956514644
Data source: Temperature data for Headford 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 Headford

In Headford in December, the precipitation amount is 106 mm (4.2 in) spread over 17 days.

December Precipitation Trends in Headford

The chart displays monthly precipitation patterns in Headford, 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 Headford, December typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec7512297607080801187811296106
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Headford

In Headford in December, humidity is 89%. With an average temperature of 7°C (45°F), this humidity feels like stepping into a damp cloud, making traveling quite uncomfortable as the moisture clings to your skin and clothes, turning even mild activity into a sweaty ordeal.

December Average Humidity in Headford

This chart illustrates the average monthly humidity levels in Headford, 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 Headford 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 Headford

In Headford 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 Headford.

Maximum UV Index Levels in Headford for December

The chart shows the monthly maximum UV Index (UVI) for Headford 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 Headford typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Headford 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 Headford Compares to Other Months

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

This table compares monthly weather conditions in Headford, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)75 mm (2.9 inches)88%low
February Weather6°C (44°F)122 mm (4.8 inches)88%low
March Weather7°C (44°F)97 mm (3.8 inches)87%moderate
April Weather9°C (48°F)60 mm (2.3 inches)86%moderate
May Weather12°C (53°F)70 mm (2.7 inches)83%high
June Weather14°C (57°F)80 mm (3.2 inches)83%very high
July Weather15°C (60°F)79 mm (3.1 inches)85%very high
August Weather15°C (59°F)118 mm (4.7 inches)85%high
September Weather13°C (56°F)78 mm (3.1 inches)88%moderate
October Weather10°C (51°F)111 mm (4.4 inches)91%moderate
November Weather8°C (46°F)96 mm (3.8 inches)92%low
December Weather7°C (45°F)106 mm (4.2 inches)89%low

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