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December Weather in Rathmore, Ireland

Last updated: August 23, 2025

In Rathmore, Ireland, the average temperature in December hovers around 6°C (44°F). Expect chilly days, with temperatures dipping as low as -2°C (28°F) and occasionally reaching a maximum of 13°C (56°F). Be prepared for a bit of wet weather, as precipitation amounts to 124 mm (4.9 in) over about 19 days. With an average humidity of 83%, the air will feel quite cool and damp.

December Temperature in Rathmore

In December in Rathmore, the average temperature is 6°C (44°F). Maximum temperatures can reach 13°C (56°F), while minimums can drop as low as -2°C (28°F). Make sure to pack warm layers if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Rathmore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rathmore, December typically has an average temperature of 6°C (44°F), with highs reaching up to 13°C (56°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec424343475156595855504544
Data source: Temperature data for Rathmore 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 Rathmore

In Rathmore in December, the precipitation amount is 124 mm (4.9 in) spread over 19 days.

December Precipitation Trends in Rathmore

The chart displays monthly precipitation patterns in Rathmore, 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 Rathmore, December typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec74129105808070691048111393125
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rathmore

In Rathmore in December, humidity is 83%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and potentially leading to a sense of heaviness in the air.

December Average Humidity in Rathmore

This chart illustrates the average monthly humidity levels in Rathmore, 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 Rathmore is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%84%84%84%85%85%84%85%86%84%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rathmore

In Rathmore 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 Rathmore.

Maximum UV Index Levels in Rathmore for December

The chart shows the monthly maximum UV Index (UVI) for Rathmore 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 Rathmore typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678875421
Data source: Rathmore 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 Rathmore Compares to Other Months

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

This table compares monthly weather conditions in Rathmore, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)74 mm (2.9 inches)83%low
February Weather6°C (43°F)129 mm (5.1 inches)85%low
March Weather6°C (43°F)105 mm (4.1 inches)84%moderate
April Weather8°C (47°F)80 mm (3.1 inches)84%high
May Weather11°C (51°F)80 mm (3.2 inches)84%high
June Weather13°C (56°F)70 mm (2.8 inches)85%very high
July Weather15°C (59°F)68 mm (2.7 inches)85%very high
August Weather14°C (58°F)104 mm (4.1 inches)84%high
September Weather13°C (55°F)81 mm (3.2 inches)85%moderate
October Weather10°C (50°F)113 mm (4.4 inches)86%moderate
November Weather7°C (45°F)93 mm (3.7 inches)84%low
December Weather6°C (44°F)124 mm (4.9 inches)83%low

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