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December Weather in Llandysul, United Kingdom

Last updated: August 27, 2025

In December, the average temperature in Llandysul, United Kingdom hovers around 7°C (45°F). Expect minimums dipping to a chilly -3°C (27°F) and reaching a comfortable maximum of 13°C (55°F). Prepare for occasional showers, with 160 mm (6.3 in) of precipitation spread over 20 days, and a high average humidity of 89% that adds to the fresh, crisp atmosphere.

December Temperature in Llandysul

In December in Llandysul, the average temperature is 7°C (45°F). Maximum temperatures can reach 13°C (55°F), while minimums can dip as low as -3°C (27°F). Be prepared for a mix of chilly and mild weather if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Llandysul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llandysul, December typically has an average temperature of 7°C (45°F), with highs reaching up to 13°C (55°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec424345485359616057524745
Data source: Temperature data for Llandysul 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 Llandysul

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

December Precipitation Trends in Llandysul

The chart displays monthly precipitation patterns in Llandysul, 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 Llandysul, December typically receives around 160 mm (6.3 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec8712110960869584119103143131160
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Llandysul

In Llandysul in December, humidity is 89%. With an average temperature of 7°C (45°F), this humidity feels like stepping into a damp cloud, making traveling quite uncomfortable as the moisture clings to your skin and clothes, turning even mild activity into a sweaty ordeal.

December Average Humidity in Llandysul

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

In Llandysul 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 Llandysul.

Maximum UV Index Levels in Llandysul for December

The chart shows the monthly maximum UV Index (UVI) for Llandysul 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 Llandysul typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Llandysul 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 Llandysul Compares to Other Months

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

This table compares monthly weather conditions in Llandysul, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)87 mm (3.4 inches)88%low
February Weather6°C (43°F)121 mm (4.8 inches)88%low
March Weather7°C (45°F)109 mm (4.3 inches)86%moderate
April Weather9°C (49°F)60 mm (2.4 inches)84%moderate
May Weather12°C (53°F)86 mm (3.4 inches)80%high
June Weather15°C (59°F)95 mm (3.8 inches)80%very high
July Weather16°C (62°F)84 mm (3.3 inches)70%very high
August Weather16°C (61°F)119 mm (4.7 inches)73%high
September Weather14°C (57°F)103 mm (4.0 inches)79%high
October Weather11°C (52°F)142 mm (5.6 inches)89%moderate
November Weather8°C (47°F)131 mm (5.2 inches)90%low
December Weather7°C (45°F)160 mm (6.3 inches)89%low

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