December Weather in Saint Leonards-on-Sea, United Kingdom

Last updated: March 17, 2025

December in Saint Leonards-on-Sea, United Kingdom showcases a quintessential winter atmosphere, with temperatures ranging from a chilly 2°C (36°F) to a maximum of 14°C (57°F), averaging around 9°C (48°F). The month is characterized by considerable precipitation, totaling 146 mm (5.8 in) over approximately 18 days, creating a damp and humid environment with humidity levels soaring to 92%. This blend of cool temperatures and frequent rainfall contributes to the distinctly moody charm of the area, inviting visitors to explore the serene coastal landscape while bundled up against the elements.

December Temperature in Saint Leonards-on-Sea

In December, Saint Leonards-on-Sea experiences a subtle transition into winter, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 14°C (57°F). The average temperature settles at a cool 9°C (48°F), reflecting a trend of gradually declining warmth from the milder conditions of late autumn. As the year winds down, this seaside town demonstrates a cozy chill in the air, inviting residents and visitors alike to enjoy the festive atmosphere and perhaps take a leisurely stroll along the seafront, wrapped in warm layers. Although temperatures may dip, the festive spirit shines brighter, making December a unique time to experience the charm of this coastal destination.

December Weather in Saint Leonards-on-Sea: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Saint Leonards-on-Sea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454546495359636462575148
Data source: Temperature data for Saint Leonards-on-Sea 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 Saint Leonards-on-Sea

In December, Saint Leonards-on-Sea experiences a notable uptick in precipitation, making it one of the wettest months of the year with 146 mm (5.8 in) of rain, spread over 18 days. This increase is part of a broader trend observed during the late autumn months; following the relatively dry April, May, and June, rainfall significantly rises in October and November, culminating in a particularly soggy December. The persistence of rain throughout the month creates a rich, lush landscape, albeit at the expense of drier days typical in the earlier part of the year. Ultimately, December's rainy disposition underscores the transitional nature of the weather as it shifts towards winter, reinforcing the importance of cozy indoors during the festive season.

December Precipitation Trends in Saint Leonards-on-Sea

The chart displays monthly precipitation patterns in Saint Leonards-on-Sea, 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.
JanFebMarAprMayJunJulAugSepOctNovDec797765315155476766129121146
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Saint Leonards-on-Sea

As December arrives in Saint Leonards-on-Sea, the humidity levels reach a brisk 92%, mirroring the high of November but reflecting a notable seasonal trend. Throughout the year, humidity begins at a peak of 91% in January and gradually descends by midsummer, hitting a low of 73% in August. However, as autumn progresses, we see a resurgence in moisture content, with October and November showing higher humidity levels again. This cyclical pattern underscores the coastal climate's influence, creating a rich atmosphere that captures the chill of winter while remaining notably humid.

December Average Humidity in Saint Leonards-on-Sea

This chart illustrates the average monthly humidity levels in Saint Leonards-on-Sea, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Saint Leonards-on-Sea

In December, the UV Index in Saint Leonards-on-Sea drops to a low 1, marking a significant decline in solar intensity as winter takes hold. This is a stark contrast to the peak summer months, where values soared to 8, indicating very high exposure levels. With a burn time of 45 minutes, December is certainly a month where sun protection is less critical, following the trend of reduced UV risks that begins in November and continues through the cold months of January and February. As the year winds down, the lower UV Index ensures that outdoor enthusiasts can enjoy the beauty of winter landscapes without the usual sun concerns. For more detailed information about UV levels throughout the year, visit Saint Leonards-on-Sea UV Index.

Maximum UV Index Levels in Saint Leonards-on-Sea for December

The chart shows the monthly maximum UV Index (UVI) for Saint Leonards-on-Sea 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.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Saint Leonards-on-Sea 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 Saint Leonards-on-Sea

December brings a gentle embrace of 121 hours of sunshine to Saint Leonards-on-Sea, a welcome respite as the year winds down. While this figure is modest compared to the sun-drenched summer months like July, which boasts a vibrant 428 hours, it marks a notable decline from the autumn glow of October and November. The trend showcases a gradual decrease in daylight hours from the bright heights of spring and summer, where May and June shine brightly with over 400 hours. As winter deepens, the community finds warmth in the soft glow of December's sunshine, a reminder of brighter days ahead, even amid the lengthening shadows of the season.

Monthly Sunshine Duration in Saint Leonards-on-Sea: December Highlighted

The December sunshine duration represents the total number of hours Saint Leonards-on-Sea 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.
JanFebMarAprMayJunJulAugSepOctNovDec99h156h236h354h416h418h428h396h327h259h162h121h
Data source: Saint Leonards-on-Sea December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint Leonards-on-Sea During December

When considering the likelihood of sunny weather in December in Saint Leonards-on-Sea, the statistics present a somewhat gloomy outlook, with only a 20% chance of sun. This figure reflects a noticeable downturn compared to the preceding months, with a significant drop from November's 32% and well below the peak sunshine hours found in the spring months. As the year progresses from the bright days of April's 58% and May's 43%, the chances of enjoying sunlight decline. Thus, December comes to embody the essence of winter, where shorter days and increased cloud cover dim the likelihood of sun, making those rare rays even more precious.

Percentage of Sunny Days in December in Saint Leonards-on-Sea

The chart illustrates the percentage of sunny days in Saint Leonards-on-Sea 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 Saint Leonards-on-Sea experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%26%42%58%43%33%42%40%39%31%32%20%
Data source: Saint Leonards-on-Sea December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint Leonards-on-Sea in December

In Saint Leonards-on-Sea, December sees a return to shorter daylight hours, with only 8 hours of sunlight to be enjoyed each day. This marks a significant dip from the longer days of summer, where June boasts the maximum of 16 hours. As the year progresses, daylight gradually diminishes from the 15 hours in May to the 10 hours in October, before reaching the low of 8 hours in both November and December. This seasonal cycle highlights a rhythmic transition into winter, inviting cozy evenings and a chance to savor the beauty of the town's winter landscape as daylight whispers its farewell.

Average Daylight Hours in Saint Leonards-on-Sea for December

The chart illustrates the variation in daylight duration in Saint Leonards-on-Sea throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 29m10h 1m11h 55m13h 51m15h 32m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m8h
Data source: Saint Leonards-on-Sea daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Saint Leonards-on-Sea

As December rolls into Saint Leonards-on-Sea, the winds pick up once more, echoing a notable trend throughout the year. With an average wind speed of 8.1 m/s (18 mph), December mirrors the breezy vibes of both October and February, making it one of the more blustery months. Following the calmer summer months, where June and July showcased gentler breezes of 4.6 m/s (10 mph) and 5.4 m/s (12 mph) respectively, December's robust winds signal a return to the energetic gusts that define the coastal charm of this seaside town. As the year draws to a close, these strong winds invigorate the atmosphere, inviting locals and visitors alike to embrace the refreshing chill of the winter season.

Average December Wind Speed in Saint Leonards-on-Sea

The chart displays monthly wind speed patterns in Saint Leonards-on-Sea, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.88.17.06.17.14.65.46.45.78.06.88.1 m/s
Data source: Saint Leonards-on-Sea December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Saint Leonards-on-Sea Compares to Other Months

The weather in Saint Leonards-on-Sea 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 Saint Leonards-on-Sea and find detailed weather information for every month.

In December, the weather typically features a mild range of temperatures, with a minimum of 2°C (36°F) and an average of 9°C (48°F), peaking at 14°C (57°F). The month is characterized by significant rainfall, totaling 146 mm (5.8 in) over 18 days and a high humidity level of 92%. In contrast, January sees slightly cooler average temperatures, with a minimum of 1°C (34°F) and an average of 7°C (45°F), reaching a maximum of 13°C (55°F). Precipitation decreases notably to 79 mm (3.1 in) spread across 13 days, accompanied by a marginally lower humidity of 91%. For more detailed information, you can check Saint Leonards-on-Sea weather in January.

When comparing the weather in December and February, we notice some distinct differences. December tends to be milder overall, with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 14°C (57°F), while February sees slightly cooler temperatures, with minimums dipping to -1°C (31°F) and maximums reaching only 12°C (54°F). Additionally, December experiences significantly more rainfall, accumulating 146 mm (5.8 in) over 18 days compared to February's 77 mm (3.0 in) across 14 days. Humidity levels are also high in both months, but December holds a slight edge at 92% compared to February's 89%. For more details on February weather specifics, check out Saint Leonards-on-Sea weather in February.

December and March exhibit notable differences in weather patterns. In December, the temperatures range from a minimum of 2°C (36°F) to a maximum of 14°C (57°F), with an average temperature of 9°C (48°F). This month is characterized by higher precipitation levels, totaling 146 mm (5.8 in) across about 18 days, and high humidity at 92%. In contrast, March sees cooler conditions with temperatures dipping to a minimum of -2°C (29°F) and averaging 8°C (47°F). The maximum temperature reaches 13°C (56°F), but precipitation is significantly lower at 65 mm (2.6 in) over 12 days, accompanied by a slightly reduced humidity level of 86%. For a more detailed look at March weather in Saint Leonards-on-Sea, visit Saint Leonards-on-Sea weather in March.

In comparison to December, April experiences slightly milder weather, with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 15°C (59°F). December, on the other hand, has a narrower temperature range from a minimum of 2°C (36°F) to a maximum of 14°C (57°F), with consistently chillier conditions. Additionally, December sees significantly more precipitation, averaging 146 mm (5.8 in) over about 18 days, compared to April's much lighter 31 mm (1.2 in) over just 6 days. The humidity levels are also higher in December at 92%, while April's humidity is more comfortable at 85%. For more specific details on April weather, you can visit Saint Leonards-on-Sea weather in April.

December and May present a distinct contrast in weather patterns. In December, temperatures range from a chilly 2°C (36°F) to a milder 14°C (57°F), with an average of 9°C (48°F). Rainfall is significant during this month, with 146 mm (5.8 in) of precipitation spread over 18 days, leading to a high humidity level of 92%. In contrast, May enjoys warmer temperatures, with lows of 6°C (43°F) and highs reaching up to 18°C (65°F), averaging 12°C (54°F). The month sees considerably less rain, totaling 51 mm (2.0 in) over just 10 days and a lower humidity of 82%. For those interested in specific weather details, you can learn more at Saint Leonards-on-Sea weather in May.

The weather in December presents a stark contrast to that of June. In December, temperatures range from a minimum of 2°C (36°F) to a maximum of 14°C (57°F), with an average of 9°C (48°F). The month experiences significant precipitation, totaling 146 mm (5.8 in) over 18 days, and a high humidity level of 92%. In contrast, June boasts milder conditions, with temperatures ranging from 11°C (51°F) to 23°C (73°F) and an average of 15°C (59°F). Rainfall is considerably lower at 55 mm (2.2 in) over just 8 days, accompanied by a somewhat lower humidity of 81%. For more details, visit Saint Leonards-on-Sea weather in June.

December and July present a stark contrast in weather patterns. In December, temperatures range from a chilly minimum of 2°C (36°F) to a mild maximum of 14°C (57°F), with an average of 9°C (48°F). The month sees considerable precipitation, accumulating 146 mm (5.8 in) over 18 days, along with high humidity levels at 92%. In contrast, July enjoys much warmer conditions, with temperatures ranging from a minimum of 13°C (56°F) to a pleasant maximum of 25°C (77°F) and an average of 17°C (63°F). Precipitation is significantly lower, totaling only 47 mm (1.8 in) over 9 days, while humidity levels drop to a comfortable 76%. For a closer look at the weather during this summer month, check out Saint Leonards-on-Sea weather in July.

December and August present quite contrasting weather patterns. In December, temperatures range from a chilly 2°C (36°F) at their lowest to a maximum of 14°C (57°F), with an average of 9°C (48°F). The month sees significant rainfall, totaling 146 mm (5.8 in) over 18 days, resulting in a high humidity level of 92%. In contrast, August enjoys milder conditions, with minimum temperatures around 12°C (54°F) and maximums reaching 25°C (77°F), averaging 18°C (64°F). Rainfall is substantially lower in August, at 66 mm (2.6 in) across 11 days, and the humidity is comparatively more comfortable at 73%. For a closer look at these warm summer days, you can refer to Saint Leonards-on-Sea weather in August.

In comparing the weather between December and September, we notice a stark contrast in temperatures and precipitation. December typically features lower temperatures, with minimums around 2°C (36°F) and averages at about 9°C (48°F), while September enjoys milder conditions, starting from a minimum of 10°C (50°F) and averaging 16°C (62°F). Additionally, December experiences significantly more rainfall, averaging 146 mm (5.8 in) over 18 days, compared to September's 66 mm (2.6 in) over just 11 days. Furthermore, December's humidity peaks at 92%, noticeably higher than September's 80%, making it feel much colder. For more specific information on September weather, you can check this link: Saint Leonards-on-Sea weather in September.

In comparing the weather of December and October, we see notable differences in both temperature and precipitation. December experiences cooler temperatures, with a minimum of 2°C (36°F) and an average of 9°C (48°F), while October boasts a milder minimum of 6°C (43°F) and an average of 14°C (58°F), peaking at a comfortable 20°C (68°F). Precipitation levels are slightly higher in December, totaling 146 mm (5.8 in) over 18 days, compared to October's 129 mm (5.1 in) across 17 days. Additionally, December's humidity is notably higher at 92%, compared to October's 89%. For a closer look at October's weather specifics, you can check Saint Leonards-on-Sea weather in October.

In December, the weather tends to be cooler compared to November, with average temperatures dropping from 11°C (52°F) to 9°C (48°F). While both months experience high humidity levels of 92%, December sees an increase in precipitation, amounting to 146 mm (5.8 in) over 18 days, compared to 121 mm (4.8 in) over 15 days in November. This shift results in a wetter and slightly colder atmosphere as the year comes to a close. For more details on November’s weather specifics, visit Saint Leonards-on-Sea weather in November.

Compare Saint Leonards-on-Sea's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Saint Leonards-on-Sea

December in Saint Leonards-on-Sea ushers in a notable shift in weather patterns, marked by cooler temperatures and a distinct increase in precipitation compared to the earlier months of the year. The average temperature dips, creating a chillier atmosphere, while the high humidity adds a dampness that often makes the cold feel more severe. With nearly half of the month seeing rainfall, this is the wettest period in the year, necessitating warm clothing and the occasional umbrella. As the days grow shorter and the festive season approaches, December's weather lays a cozy backdrop for the local community, perfectly capturing the essence of winter by the sea. For more insights into the seasonal variations, explore the full details at Saint Leonards-on-Sea Climate.