December Weather in Cilgerran, United Kingdom

Last updated: March 17, 2025

In December, Cilgerran experiences a cool maritime climate characterized by a maximum temperature of 13°C (56°F) and an average temperature hovering around 8°C (47°F). Visitors can expect chilly lows, with nighttime temperatures dropping to a refreshing 1°C (35°F). The month is marked by substantial rainfall, accumulating 173 mm (6.8 in) over 23 days, contributing to a high humidity level of 89%. This wet and cool weather paints a classic winter scene, perfect for cozy indoor activities and enjoying the natural beauty of the surrounding landscape.

December Temperature in Cilgerran

In Cilgerran, United Kingdom, December ushers in the winter chill with temperatures gradually declining, marked by a minimum of 1°C (34°F) and an average of 8°C (46°F). As the month progresses, the maximum temperature reaches around 13°C (55°F), signaling a notable coolness compared to the milder months preceding it. This trend reflects a steady descent into winter, with December's climate serving as a precursor to the often frostier January. Despite the drop in temperatures, the values remain moderate, indicating that Cilgerran experiences a relatively mild winter climate compared to other regions. The subtle transition captures the essence of December—a month where the beauty of winter begins to unfold.

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

The chart illustrates December temperature patterns in Cilgerran, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444545485258616158544947
Data source: Temperature data for Cilgerran 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 Cilgerran

December in Cilgerran, United Kingdom, marks the peak of precipitation, with a staggering 173 mm (6.8 in) of rainfall over an average of 23 days. This month typically experiences the highest number of rainy days, signaling the onset of winter's wettest period. As the year draws to a close, rainfall intensifies compared to the preceding months, with October and November each receiving 149 mm (5.9 in) but only 19 and 20 rainy days, respectively. This upward trend in both the amount and frequency of precipitation culminates in December, making it a notably damp and chilly month in Cilgerran, setting the stage for a classic British winter.

December Precipitation Trends in Cilgerran

The chart displays monthly precipitation patterns in Cilgerran, 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.
JanFebMarAprMayJunJulAugSepOctNovDec9111910461739581117112149149173
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cilgerran

In Cilgerran, United Kingdom, December marks a climactic return to high humidity levels, with a notable 89% recorded, closely mirroring the peak autumn readings of 90% in November. This trend reflects the characteristic chill of winter settling in, as humidity tends to surge during the colder months. Interestingly, the year witnesses a gradual decline from the 80% range in late spring and summer, hitting a low of 70% in July. As the seasons transition, humidity steadily climbs again, emphasizing the region's tendency for soggy winters. This rhythm of humidity fluctuations not only shapes the local climate but also enhances the lush landscape that Cilgerran is known for.

December Average Humidity in Cilgerran

This chart illustrates the average monthly humidity levels in Cilgerran, 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%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 Cilgerran

In December, Cilgerran, United Kingdom, experiences a low UV Index of 1, making it an ideal time for outdoor activities without the worry of sunburn, as the recommended burn time extends to 45 minutes. This marks a return to lower levels of UV exposure following the peak summer months of June and July, where the Index soared to 8. As the year winds down, residents can enjoy the crisp winter air with minimal sun safety concerns, reflecting a broader trend of gradually decreasing UV levels from the high of summer to the cozy depths of winter. For the latest updates on UV levels throughout the year, check out Cilgerran UV Index.

Maximum UV Index Levels in Cilgerran for December

The chart shows the monthly maximum UV Index (UVI) for Cilgerran 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Cilgerran 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 Cilgerran

In Cilgerran, December offers a moderate retreat from the sun-soaked months of late spring and summer, with just 108 hours of sunshine. This is a noticeable dip compared to the preceding months, as the year transitions from the vibrant 423 hours of July, gradually reducing through autumn. Notably, the sunshine hours begin to plummet in November, down to 134 hours, mirroring the shorter days and longer nights of winter. As the final month of the year unfolds, December continues this trend, making it one of the least sunny months, yet still possessing a characteristic charm that wraps the village in soft, winter light. The gradual decline from the peak summer brightness creates a rhythm that embodies the changing seasons, inviting residents and visitors to appreciate the subtle beauty of Cilgerran's winter landscape.

Monthly Sunshine Duration in Cilgerran: December Highlighted

The December sunshine duration represents the total number of hours Cilgerran 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h155h224h337h411h405h423h381h313h240h134h108h
Data source: Cilgerran December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cilgerran During December

In Cilgerran, December sees a 24% chance of sunny weather, making it one of the less bright months of the year. As the year progresses, the likelihood of sunshine generally fluctuates, with April boasting a significant peak at 52%, while winter months like December, January, and February tend to remain on the cloudier side. Compared to the 22% chance in November, December offers only a slight increase, suggesting that while the days may be shorter and often overcast, there are still occasional breaks of sunlight to look forward to. This trend highlights a clear seasonal shift in weather patterns, with the colder months typically offering less sunshine than the vibrant spring season.

Percentage of Sunny Days in December in Cilgerran

The chart illustrates the percentage of sunny days in Cilgerran 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 Cilgerran experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%26%29%52%34%28%41%34%28%20%22%24%
Data source: Cilgerran December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cilgerran in December

As December rolls in, Cilgerran experiences its shortest days of the year, with daylight lasting just 7 hours. This marks a continuation of the trend observed in the preceding months, where daylight gradually decreases from November's 8 hours. The winter solstice is just around the corner, reminding us of the dramatic contrast with the sunlit highs of June and July, when daylight stretches to a generous 16 hours. As the year wanes and daylight diminishes, the anticipation for longer, brighter days in March and beyond begins to build, paving the way for the gradual return of springtime vitality.

Average Daylight Hours in Cilgerran for December

The chart illustrates the variation in daylight duration in Cilgerran throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 20m9h 56m11h 55m13h 55m15h 41m16h 36m16h 7m14h 32m12h 35m10h 35m8h 47m7h 49m
Data source: Cilgerran daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Cilgerran

As December sweeps into Cilgerran, United Kingdom, the winds pick up again, averaging a brisk 6.4 m/s (14 mph). This increase in wind speed reflects a return to the gustier conditions seen earlier in the year, particularly in October and November, where we also recorded similar averages. Compared to the calmer summer months, where July and August dipped to 3.6 m/s (8 mph) and 4.8 m/s (11 mph) respectively, December's winds signal the onset of winter's robust breezes. Interestingly, the transition from late autumn to early winter showcases a notable fluctuation in wind patterns, with December standing out as a reminder of the dynamic weather typical in this picturesque part of the UK.

Average December Wind Speed in Cilgerran

The chart displays monthly wind speed patterns in Cilgerran, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.96.95.94.25.24.33.64.83.96.45.76.4 m/s
Data source: Cilgerran December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Cilgerran Compares to Other Months

The weather in Cilgerran 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 Cilgerran and find detailed weather information for every month.

In December, the weather tends to be a bit cooler with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 13°C (56°F) and an average of 8°C (47°F). The month is notably wetter, featuring 173 mm (6.8 in) of rainfall over 23 days, accompanied by a high humidity level of 89%. In contrast, January sees slightly milder temperatures, with a minimum of 0°C (32°F), an average of 7°C (45°F), and a maximum of 14°C (57°F). Precipitation decreases significantly to 91 mm (3.6 in) over just 13 days, and humidity remains relatively stable at 88%. For more insights into the month, you can check Cilgerran weather in January.

December tends to be slightly warmer than February, with average temperatures ranging from a minimum of 1°C (35°F) to a maximum of 13°C (56°F), compared to February's lower range of -2°C (29°F) to 14°C (57°F). However, February enjoys slightly less precipitation, receiving 119 mm (4.7 in) over 17 days, while December sees a heftier 173 mm (6.8 in) spread across 23 days. Humidity levels remain quite similar, with December at 89% and February at 88%. For a detailed look at February's weather conditions, check out Cilgerran weather in February.

In December, the weather tends to be quite cool, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 13°C (56°F) and an average of 8°C (47°F). It experiences higher precipitation, totaling 173 mm (6.8 in) over 23 days, and humidity levels are quite high at 89%. In contrast, March brings a slight chill with temperatures dipping as low as -4°C (24°F) and peaking at 16°C (61°F), averaging 7°C (46°F). Precipitation is less frequent, with 104 mm (4.1 in) spread over 17 days and a slightly lower humidity of 86%. For more detailed insights about March weather, you can visit Cilgerran weather in March.

December and April present contrasting weather conditions. In December, temperatures range from a chilly 1°C (35°F) to a mild maximum of 13°C (56°F), with an average of around 8°C (47°F). This month also sees significant precipitation, totaling 173 mm (6.8 in) spread over 23 days, and high humidity levels at 89%.

In contrast, April offers a gradual warming trend, with temperatures starting at a minimum of 1°C (35°F), peaking at a comfortable 20°C (68°F) and averaging 9°C (49°F). The month is drier, with only 61 mm (2.4 in) of precipitation over just 10 days, and humidity levels slightly lower at 84%. For more detailed insights, you can check Cilgerran weather in April.

December and May showcase distinctly different weather patterns. In December, temperatures range from a chilly 1°C (35°F) to a mild 13°C (56°F), with an average of 8°C (47°F). The month is also characterized by significant precipitation, totaling 173 mm (6.8 in) over 23 days, contributing to a high humidity level of 89%. In contrast, May brings a noticeable warming trend, with minimum temperatures of 4°C (39°F) and maximums reaching up to 22°C (72°F), averaging 11°C (53°F). With only 73 mm (2.9 in) of precipitation spread over 11 days, humidity decreases to 80%. This shift from December's damp chill to May's pleasant warmth is remarkable, as illustrated in more detail here: Cilgerran weather in May.

December and June present stark contrasts in weather conditions. In December, temperatures range from a chilly 1°C (35°F) to a mild 13°C (56°F), with an average of 8°C (47°F). The month is characterized by high humidity at 89% and significant precipitation, receiving 173 mm (6.8 in) over 23 rainy days. In contrast, June boasts a warmer climate, with temperatures ranging between 8°C (47°F) and a pleasantly warm 24°C (75°F), averaging 14°C (58°F). While June still experiences rainfall, it totals 95 mm (3.7 in) over just 15 days, and humidity is slightly lower at 80%. For a more detailed look at weather during this month, you can visit Cilgerran weather in June.

December and July present a stark contrast in weather conditions. In December, temperatures are considerably cooler, with a minimum of 1°C (35°F) and an average of 8°C (47°F), peaking at 13°C (56°F). The month is characterized by high humidity at 89% and significant precipitation, totaling 173 mm (6.8 in) over 23 days. In contrast, July warms up significantly, with temperatures ranging from a minimum of 10°C (50°F) to an average of 16°C (61°F), peaking at 25°C (78°F). Additionally, July experiences less rainfall, with only 81 mm (3.2 in) falling over 12 days and lower humidity at 70%. This difference highlights the seasonal variation, making December a wet and chilly month compared to the warmer and drier July. For more details on July weather in Cilgerran, visit Cilgerran weather in July.

When comparing the weather in December and August, it's clear that the two months present starkly different conditions. December features cooler temperatures, with a minimum of 1°C (35°F) and an average of 8°C (47°F), peaking at a maximum of 13°C (56°F). In contrast, August enjoys warmer weather, with minimum temperatures of 11°C (51°F) and an average of 16°C (61°F), reaching highs of up to 23°C (74°F). Precipitation is also more frequent in December, with 173 mm (6.8 in) spread over 23 days, compared to August's 117 mm (4.6 in) over just 16 days. Additionally, humidity levels are noticeably higher in December at 89%, while August sees a more comfortable 73%. For a closer look at August weather specifics, check out Cilgerran weather in August.

The weather in December is notably cooler than in September, with average temperatures ranging from a minimum of 1°C (35°F) to a maximum of 13°C (56°F), compared to September's milder temperatures of 7°C (44°F) to 26°C (78°F). December experiences significant rainfall, totaling 173 mm (6.8 in) over 23 days, while September has less precipitation at 112 mm (4.4 in) over just 15 days. Additionally, December's humidity level is higher, averaging 89%, compared to September's 79%. For a more detailed look at September weather, you can check out Cilgerran weather in September.

In comparing the weather between October and December, October offers a milder average temperature of 12°C (54°F), with maximums reaching up to 20°C (68°F), making it feel significantly warmer than December, where the average drops to 8°C (47°F) and maxes out at just 13°C (56°F). Both months experience a similar level of humidity at 89%, but December sees more precipitation, with 173 mm (6.8 in) over 23 days compared to October's 149 mm (5.9 in) over 19 days. For those interested in a detailed overview of October's weather, you can find more information here: Cilgerran weather in October.

In December, the weather tends to be slightly cooler than in November, with average temperatures dropping from 10°C (49°F) in November to 8°C (47°F) in December. The minimum temperature also decreases to a chilly 1°C (35°F) in December, compared to November's minimum of 2°C (36°F). Additionally, December experiences increased precipitation with 173 mm (6.8 in) falling over 23 days, while November sees 149 mm (5.9 in) over just 20 days. Humidity remains relatively high in both months, with December at 89% and November slightly higher at 90%. For a more detailed look at November's weather, check out Cilgerran weather in November.

Compare Cilgerran's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Cilgerran

As December sweeps into Cilgerran, the weather transforms dramatically, offering a chilly embrace with an average temperature dipped below 10°C and frequent rain showers. This month stands out with a markedly higher precipitation rate compared to other months, experiencing nearly three-quarters of its days drenched, fostering that characteristic wintery ambiance. The air is particularly humid, hovering at an impressive 89%, adding to the overall chill. In contrast to the preceding milder months, December's cooler temperatures and persistent rain showcase the region's seasonal shift, inviting a cozy indoor retreat. For a deeper dive into Cilgerran's weather patterns, explore Cilgerran Climate.