December Weather in Llandudno, United Kingdom

Last updated: March 17, 2025

In Llandudno, United Kingdom, December brings a chilly demeanor, with temperatures ranging from a brisk -3°C (26°F) at night to a mild 13°C (56°F) during the day, averaging around 6°C (44°F). This month is characterized by high humidity levels at 89%, resulting in frequent rainfall. With 115 mm (4.5 in) of precipitation over 18 days, visitors should be prepared for wet weather while exploring this picturesque coastal town. The mix of cool temperatures and persistent drizzle creates a serene atmosphere, perfect for enjoying Llandudno's scenic beauty wrapped in winter’s embrace.

December Temperature in Llandudno

As December settles in Llandudno, the coastal town begins to experience its chillier temperatures, with minimums dipping to -3°C (26°F). The month features an average temperature of 6°C (44°F), providing a brisk atmosphere perfect for winter strolls along the seafront. Although the maximum reaches a mild 13°C (56°F), the overall trend indicates a noticeable drop compared to the preceding months. This transition marks the cusp of winter, where frosty mornings and crisp afternoons become the norm, encouraging locals and visitors alike to bundle up and enjoy the festive spirit that December brings to this picturesque seaside destination.

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

The chart illustrates December temperature patterns in Llandudno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424344485358616057524643
Data source: Temperature data for Llandudno 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 Llandudno

December in Llandudno, United Kingdom, marks the peak of winter precipitation, with an average rainfall of 115 mm (4.5 in), making it the wettest month of the year. The number of rainy days also reaches 18, indicating that residents can expect frequent showers as the year draws to a close. This trend is consistent with the overall pattern seen throughout the winter months, where each month typically sees a rise in both the volume and frequency of rainfall. Compared to November, which experiences 91 mm (3.6 in) of rain over the same number of days, December's slightly higher precipitation reinforces the idea that winter storms increasingly impact Llandudno as the season progresses. With these conditions, December often presents a rich, atmospheric landscape, inviting both locals and visitors to embrace the charm of this coastal town amidst the rain.

December Precipitation Trends in Llandudno

The chart displays monthly precipitation patterns in Llandudno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71929656719992969610791115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Llandudno

December in Llandudno, United Kingdom, typically sees humidity levels at 89%, reflecting a slight dip from the 91% recorded in November. This gradual decline in moisture is part of a broader trend that begins in the late autumn months, where humidity reaches its peak before the winter chill sets in. Contrastingly, the summer months exhibit a refreshing drop, with levels recorded as low as 78% in July. Yet, as the year comes to a close, the return to higher humidity levels signals the approach of colder weather, maintaining the coastal town’s characteristic dampness. Throughout the year, Llandudno's humidity fluctuates, but December's figures underscore the transition from the autumnal wetness into the crisp, chilly embrace of winter.

December Average Humidity in Llandudno

This chart illustrates the average monthly humidity levels in Llandudno, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Llandudno

In December, Llandudno experiences a mild UV Index of 1, categorizing it within the low exposure range. This means it's relatively safe to be outdoors without intense sun protection, allowing for 45 minutes of unprotected exposure before any risk of sunburn occurs. As the year progresses from the harsher summer months, where the UV Index peaked at 8 in both June and July, December's values reflect a significant drop into winter. This trend shows a clear seasonal pattern; while summer invites higher UV levels, winter heralds a respite, making December an excellent time to enjoy the outdoors with minimal sun safety concerns. For more information on UV variations throughout the year, check out the Llandudno UV Index.

Maximum UV Index Levels in Llandudno for December

The chart shows the monthly maximum UV Index (UVI) for Llandudno 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Llandudno 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.

December Sunshine in Llandudno

In the charming seaside town of Llandudno, December brings a modest 98 hours of sunshine, marking a noticeable dip as winter settles in. This decrease is part of a broader trend seen throughout the colder months, with January's sunlight peeking at just 88 hours, gradually climbing until it peaks in the warmer months, particularly July with a robust 405 hours. As the year cycles from the stark winter chill to the vibrant summer, the sunlight reflects this transformation, jumping from 114 hours in November to a promising 211 hours in March, inviting both locals and visitors to indulge in the town's breathtaking coastal views as they await the return of longer days.

Monthly Sunshine Duration in Llandudno: December Highlighted

The December sunshine duration represents the total number of hours Llandudno experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec88h153h211h322h398h379h405h369h297h225h114h98h
Data source: Llandudno December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Llandudno During December

In Llandudno, the likelihood of sunny weather in December hovers around a modest 19%, marking a slight decline from the autumn months that precede it. As the year progresses, the chance of sun generally fluctuates, with April boasting the highest probability at 46%, while the winter months, particularly December, January, and February, consistently reflect some of the lowest chances. This trend highlights a seasonal shift where sunshine becomes increasingly scarce as the colder months set in, invoking the cozy appeal of winter, but also a longing for brighter days in the dreariness of December.

Percentage of Sunny Days in December in Llandudno

The chart illustrates the percentage of sunny days in Llandudno throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Llandudno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%24%26%46%28%25%35%24%20%18%20%19%
Data source: Llandudno December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Llandudno in December

In Llandudno, United Kingdom, the daylight duration steadily ebbs in December, with just 7 hours of light illuminating the winter skies. This decline marks the culmination of a year-long cycle, where daylight peaks at a generous 16 hours during the height of summer in June and July. As the months progress from the long days of late spring, the gradual reduction in sunlight transitions through vibrant autumn hues, descending from 15 hours in May to a stark 8 hours by November. This rhythmic dance between light and dark illustrates not only the changing seasons but also the cozy embrace of winter, beckoning residents to seek warmth and comfort as the night draws in early.

Average Daylight Hours in Llandudno for December

The chart illustrates the variation in daylight duration in Llandudno throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 9m9h 50m11h 54m14h 1m15h 52m16h 51m16h 19m14h 39m12h 36m10h 31m8h 37m7h 36m
Data source: Llandudno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Llandudno

As December settles over Llandudno, the winds begin to pick up with an average speed of 4.4 m/s (10 mph), reflecting a slight increase from the calmer breezes of the summer months. This time of year marks a transition from July's gentle 2.4 m/s (5 mph), with each successive month bringing a gradual rise in wind intensity. November's winds, clocking in at 4.3 m/s, set the stage for December's breeziness, which consistently maintains a speed comparable to October’s invigorating 4.7 m/s (10 mph). Overall, December's winds signal that winter is approaching, characteristic of a sharp shift from the milder conditions experienced earlier in the year, culminating in a refreshing and crisp maritime atmosphere that invites both locals and visitors to embrace the season.

Average December Wind Speed in Llandudno

The chart displays monthly wind speed patterns in Llandudno, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.04.63.03.63.12.43.32.94.74.34.4 m/s
Data source: Llandudno December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Llandudno Compares to Other Months

The weather in Llandudno changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Llandudno and find detailed weather information for every month.

In December, temperatures typically range from a minimum of -3°C (26°F) to a maximum of 13°C (56°F), with an average of 6°C (44°F). This month sees significant precipitation, totaling 115 mm (4.5 in) spread over 18 days, along with a consistent humidity level of 89%. In contrast, January experiences slightly cooler average temperatures, with lows remaining at -3°C (26°F) and highs reaching 14°C (58°F), leading to an average of 5°C (42°F). Notably, precipitation decreases to 71 mm (2.8 in) over 13 days while maintaining the same humidity level of 89%. For more detailed insights on the weather, you can visit Llandudno weather in January.

In December, temperatures range from a chilly -3°C (26°F) at night to a mild 13°C (56°F) during the day, with an average temperature of 6°C (44°F). The month experiences significant precipitation, with 115 mm (4.5 in) spread over 18 days and high humidity levels at 89%. Conversely, February features slightly colder temperatures, with a minimum of -5°C (24°F) and a maximum of 18°C (65°F), although the average remains the same at 6°C (43°F). Precipitation is lower at 92 mm (3.6 in) over 15 days, and humidity remains consistent at 88%. For a detailed look at February's weather, check out Llandudno weather in February.

In December, the weather is generally colder, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 13°C (56°F), and an average of around 6°C (44°F). It experiences significant precipitation, totaling 115 mm (4.5 in) over 18 days, along with high humidity at 89%. In contrast, March brings slightly milder conditions, with temperatures ranging from a low of -6°C (22°F) to a high of 19°C (66°F) and an average of 7°C (44°F). Precipitation decreases to 96 mm (3.8 in) over 16 days, and humidity remains relatively low at 86%. For more details, check out Llandudno weather in March.

In comparing the weather of December and April, we see noticeable differences in temperature and precipitation patterns. December tends to be colder with an average temperature of 6°C (44°F), ranging from a minimum of -3°C (26°F) to a maximum of 13°C (56°F). It also experiences higher precipitation, averaging 115 mm (4.5 in) spread over 18 days, contributing to a humidity level of 89%. In contrast, April enjoys a milder average temperature of 9°C (48°F), ranging from a minimum of -1°C (30°F) to a maximum of 22°C (72°F). This month has significantly less rainfall at 56 mm (2.2 in) over 11 days, and humidity is slightly lower at 84%. For more detailed insights into April's weather, check out Llandudno weather in April.

December weather is characterized by colder temperatures, with averages ranging from a minimum of -3°C (26°F) to a maximum of 13°C (56°F). It also sees significant precipitation, totaling 115 mm (4.5 inches) over about 18 days, and a high humidity of 89%. In contrast, May offers much milder conditions, with temperatures varying from a minimum of -1°C (31°F) to a pleasant maximum of 27°C (81°F) and an average of 12°C (53°F). Precipitation decreases to 71 mm (2.8 inches) over fewer rainy days, around 12, with humidity levels dropping to 79%. For more detailed information on this transition, check out Llandudno weather in May.

In December, temperatures in Llandudno range from a chilly -3°C (26°F) to a mild 13°C (56°F), with an average temperature of 6°C (44°F). The month is characterized by high humidity at 89% and significant precipitation, totaling 115 mm (4.5 in) over 18 days. In contrast, June brings much warmer weather, with temperatures varying from a minimum of 6°C (42°F) to a maximum of 28°C (84°F), averaging 15°C (59°F). The humidity is slightly lower at 81%, and the month sees less rainfall, with 99 mm (3.9 in) spread over just 13 days. For a detailed look at June weather, you can visit Llandudno weather in June.

The weather in December and July presents a striking contrast, with December experiencing cold temperatures that can dip as low as -3°C (26°F), while July enjoys much warmer conditions with a minimum of 7°C (44°F) and highs reaching up to 29°C (85°F). Average temperatures in December hover around 6°C (44°F) compared to a more pleasant average of 16°C (61°F) in July. December also brings higher humidity at 89% and substantial precipitation with 115 mm (4.5 in) over 18 days, whereas July sees less rainfall at 92 mm (3.6 in) across 16 days and lower humidity levels at 78%. For a closer look at July conditions, you can check out Llandudno weather in July.

In December, the weather is markedly colder, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 13°C (56°F), resulting in an average temperature of 6°C (44°F). The month is also quite wet, experiencing approximately 115 mm (4.5 in) of precipitation over 18 days, coupled with a high humidity level of 89%.

In contrast, August offers a significantly warmer climate, with temperatures ranging from 7°C (45°F) to a comfortable maximum of 27°C (82°F) and an average temperature of 16°C (60°F). Precipitation is slightly less than in December, totaling 96 mm (3.8 in) over the same 18-day period, and humidity is lower at 79%. For more details about August weather, you can check Llandudno weather in August.

The weather in December is notably colder and wetter compared to September. In December, temperatures range from a chilly minimum of -3°C (26°F) to a mild maximum of 13°C (56°F) with an average of 6°C (44°F), while September boasts more moderate temperatures, with a minimum of 3°C (37°F) and a maximum of 27°C (81°F), averaging at 14°C (57°F). Precipitation is also higher in December, with 115 mm (4.5 in) falling over 18 days, compared to 96 mm (3.8 in) over just 15 days in September. Additionally, the humidity in December is slightly higher at 89%, compared to September's 85% humidity. For more on September weather, visit Llandudno weather in September.

When comparing the weather in December to that in October, we can see a notable shift in temperatures and conditions. December, with an average temperature of 6°C (44°F), is generally chillier than October, which enjoys a more mild average of 11°C (52°F). The maximum temperatures in December reach only 13°C (56°F), compared to October's warmer peak of 21°C (70°F). Additionally, December experiences slightly more precipitation, totaling 115 mm (4.5 in) over 18 days, while October sees 107 mm (4.2 in) across 17 days. Humidity levels are similar, with December at 89% and October at 90%. For a more detailed overview of October's climate, you can check out this link: Llandudno weather in October.

In comparing the weather of December and November, we see a slight drop in average temperatures. December's average temperature rests at 6°C (44°F), while November is a bit warmer with an average of 8°C (47°F). Both months experience a similar number of rainy days, but December receives more precipitation overall, totaling 115 mm (4.5 in) compared to November's 91 mm (3.6 in). Humidity levels remain high during both months, with December at 89% and November at 91%. For more detailed information on November weather, you can refer to this link: Llandudno weather in November.

Compare Llandudno's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Llandudno

December in Llandudno reveals a unique winter charm, drastically different from the milder months preceding it. With temperatures dipping to chilly lows and a notable increase in precipitation—often manifesting as rainy days—the landscape transforms into a vivid winter scene. The high humidity adds a crisp freshness to the cool air, inviting locals and visitors alike to bundle up and enjoy the seasonal atmosphere. Unlike the rest of the year, December is a time when the serene beauty of this coastal town shines amidst the overcast skies. For a deeper insight into what to expect throughout the year, explore the detailed Llandudno Climate page.