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December Weather in Swinford, Ireland

Last updated: August 23, 2025

In December, the average temperature in Swinford, Ireland hovers around 6°C (44°F), with minimums dipping to -1°C (30°F) and maximums reaching up to 13°C (55°F). Expect significant rainfall, with approximately 111 mm (4.4 in) of precipitation spread over 20 days, resulting in an average humidity level of 89%. Prepare for a cool and wet month ahead!

December Temperature in Swinford

In December in Swinford, the average temperature is 6°C (44°F). Maximums can reach 13°C (55°F), while minimums can drop as low as -1°C (30°F). Travelers should be prepared for cool weather and layers to ensure comfort throughout their stay.

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

The chart illustrates December temperature patterns in Swinford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Swinford, December typically has an average temperature of 6°C (44°F), with highs reaching up to 13°C (55°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344475256595855504644
Data source: Temperature data for Swinford 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 Swinford

In Swinford in December, the total precipitation amount is 111 mm (4.4 in) spread out over 20 days.

December Precipitation Trends in Swinford

The chart displays monthly precipitation patterns in Swinford, 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 Swinford, December typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec811251086778909414589122106111
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Swinford

In Swinford in December, humidity is 89%. With an average temperature of 6°C (44°F), this humidity feels like an uncomfortable chill that clings to your skin, making it difficult to enjoy outdoor activities and ideal for layered clothing.

December Average Humidity in Swinford

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

In Swinford 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 Swinford.

Maximum UV Index Levels in Swinford for December

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

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

This table compares monthly weather conditions in Swinford, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)81 mm (3.2 inches)88%low
February Weather6°C (43°F)125 mm (4.9 inches)88%low
March Weather6°C (44°F)108 mm (4.3 inches)87%moderate
April Weather9°C (48°F)66 mm (2.6 inches)86%moderate
May Weather11°C (52°F)78 mm (3.1 inches)83%high
June Weather13°C (56°F)90 mm (3.6 inches)83%very high
July Weather15°C (59°F)94 mm (3.7 inches)85%very high
August Weather15°C (59°F)145 mm (5.7 inches)85%high
September Weather13°C (55°F)89 mm (3.5 inches)88%moderate
October Weather10°C (51°F)122 mm (4.8 inches)91%moderate
November Weather8°C (46°F)106 mm (4.2 inches)92%low
December Weather6°C (44°F)111 mm (4.4 inches)89%low

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