nomadseason

December Weather in Llandissilio, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Llandissilio, United Kingdom hovers around 8°C (48°F). Expect a range with minimums dipping to 1°C (34°F) and maximums reaching 13°C (56°F). The region experiences significant rainfall, with 156 mm (6.1 in) of precipitation spread across 20 days. Coupled with an average humidity of 89%, it's advisable to prepare for a cool and damp environment.

December Temperature in Llandissilio

In December in Llandissilio, the average temperature is 8°C (48°F), with maximums reaching up to 13°C (56°F) and minimums dipping as low as 1°C (34°F). This weather makes it an ideal time for travelers to enjoy the sights while dressing in layers for comfort.

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

The chart illustrates December temperature patterns in Llandissilio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llandissilio, December typically has an average temperature of 8°C (48°F), with highs reaching up to 13°C (56°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec454546495358626159555047
Data source: Temperature data for Llandissilio 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 Llandissilio

In Llandissilio in December, the precipitation amount is 156 mm (6.1 in) over the course of 20 days.

December Precipitation Trends in Llandissilio

The chart displays monthly precipitation patterns in Llandissilio, 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 Llandissilio, December typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec841089754718874113101142137156
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Llandissilio

In Llandissilio in December, humidity is 89%. With an average temperature of 8°C (48°F), this humidity feels like a damp blanket wrapping around you, making it challenging for travelers to stay comfortable as they navigate the chilly, moisture-laden air.

December Average Humidity in Llandissilio

This chart illustrates the average monthly humidity levels in Llandissilio, 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 Llandissilio is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Llandissilio

In Llandissilio 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 Llandissilio.

Maximum UV Index Levels in Llandissilio for December

The chart shows the monthly maximum UV Index (UVI) for Llandissilio 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 Llandissilio typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Llandissilio 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 Llandissilio Compares to Other Months

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

This table compares monthly weather conditions in Llandissilio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)84 mm (3.3 inches)88%low
February Weather7°C (45°F)108 mm (4.3 inches)88%low
March Weather8°C (46°F)97 mm (3.8 inches)86%moderate
April Weather9°C (49°F)54 mm (2.1 inches)84%high
May Weather12°C (53°F)71 mm (2.8 inches)80%high
June Weather15°C (59°F)88 mm (3.5 inches)80%very high
July Weather16°C (62°F)74 mm (2.9 inches)70%very high
August Weather16°C (62°F)113 mm (4.4 inches)73%high
September Weather15°C (59°F)101 mm (4.0 inches)79%high
October Weather13°C (55°F)142 mm (5.6 inches)89%moderate
November Weather10°C (50°F)137 mm (5.4 inches)90%low
December Weather8°C (48°F)156 mm (6.1 inches)89%low

Compare Llandissilio's Climate with Cities Worldwide