nomadseason

December Weather in Portraine, Ireland

Last updated: August 23, 2025

In December, the average temperature in Portraine, Ireland hovers around 8°C (46°F), with a minimum dipping to 2°C (36°F) and a maximum reaching 13°C (57°F). Expect 106 mm (4.2 in) of precipitation spread over 15 days, contributing to a high average humidity of 84%. Prepare for a wet and mild month!

December Temperature in Portraine

In December in Portraine, the average temperature is 8°C (46°F). The maximum can reach 13°C (57°F) and the minimum can be as low as 2°C (36°F). It's a great time for travelers to enjoy mild weather and explore the local sights comfortably.

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

The chart illustrates December temperature patterns in Portraine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portraine, December typically has an average temperature of 8°C (46°F), with highs reaching up to 13°C (57°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec454546485257606058544946
Data source: Temperature data for Portraine generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Portraine

In Portraine in December, the total precipitation amount is 106 mm (4.2 in) over the course of 15 days.

December Precipitation Trends in Portraine

The chart displays monthly precipitation patterns in Portraine, 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 Portraine, December typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6885884358767910086103123106
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Portraine

In Portraine in December humidity is 84%. With an average temperature of 8°C (46°F), this humidity feels like a chilly mist wrapping around you, making outdoor exploration cumbersome and layering your clothing a necessity for comfort.

December Average Humidity in Portraine

This chart illustrates the average monthly humidity levels in Portraine, 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 Portraine is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Portraine

In Portraine 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 Portraine.

Maximum UV Index Levels in Portraine for December

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

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

This table compares monthly weather conditions in Portraine, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)68 mm (2.7 inches)85%low
February Weather7°C (45°F)85 mm (3.3 inches)86%low
March Weather8°C (46°F)88 mm (3.5 inches)86%moderate
April Weather9°C (48°F)43 mm (1.7 inches)85%moderate
May Weather11°C (52°F)58 mm (2.3 inches)83%high
June Weather14°C (57°F)76 mm (3.0 inches)85%very high
July Weather16°C (61°F)79 mm (3.1 inches)86%very high
August Weather16°C (60°F)100 mm (3.9 inches)85%high
September Weather14°C (58°F)86 mm (3.4 inches)86%moderate
October Weather12°C (54°F)103 mm (4.0 inches)87%moderate
November Weather10°C (49°F)123 mm (4.8 inches)86%low
December Weather8°C (46°F)106 mm (4.2 inches)84%low

Compare Portraine's Climate with Cities Worldwide