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December Weather in Llandovery, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Llandovery, United Kingdom hovers around 5°C (42°F). Expect chilly days where temperatures can dip to a minimum of -5°C (24°F) and peak at a comfortable 12°C (54°F). With an average precipitation of 160 mm (6.3 in) spread over 20 days, it's wise to prepare for some rain. Notably, the average humidity is a humid 89%, adding to the cool, crisp atmosphere.

December Temperature in Llandovery

In December in Llandovery, the average temperature is 5°C (42°F). Maximums can reach 12°C (54°F), and minimums can drop to as low as -5°C (24°F). Be sure to pack warm clothing and prepare for chilly conditions when traveling during this time.

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

The chart illustrates December temperature patterns in Llandovery, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llandovery, December typically has an average temperature of 5°C (42°F), with highs reaching up to 12°C (54°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec394142465157605955504442
Data source: Temperature data for Llandovery 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 Llandovery

In Llandovery in December, the precipitation amount is 160 mm (6.3 in) over the course of 20 days.

December Precipitation Trends in Llandovery

The chart displays monthly precipitation patterns in Llandovery, 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 Llandovery, December typically receives around 160 mm (6.3 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec9614613268106105105132105156128160
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Llandovery

In Llandovery in December humidity is 89%. With an average temperature of 5°C (42°F), this humidity feels like a chill that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while exploring.

December Average Humidity in Llandovery

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

In Llandovery 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 Llandovery.

Maximum UV Index Levels in Llandovery for December

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

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

This table compares monthly weather conditions in Llandovery, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)95 mm (3.8 inches)88%low
February Weather5°C (41°F)146 mm (5.7 inches)88%low
March Weather6°C (43°F)132 mm (5.2 inches)86%moderate
April Weather8°C (47°F)68 mm (2.7 inches)84%high
May Weather11°C (51°F)106 mm (4.2 inches)80%high
June Weather14°C (57°F)105 mm (4.1 inches)80%very high
July Weather16°C (60°F)105 mm (4.1 inches)70%very high
August Weather15°C (59°F)132 mm (5.2 inches)73%high
September Weather13°C (55°F)105 mm (4.1 inches)79%high
October Weather10°C (50°F)156 mm (6.1 inches)89%moderate
November Weather7°C (44°F)128 mm (5.1 inches)90%low
December Weather5°C (42°F)160 mm (6.3 inches)89%low

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