December Weather in Southwold, United Kingdom

Last updated: March 17, 2025

Experience the character of Southwold, United Kingdom in December, where temperatures typically range from a chilly 2°C (36°F) to a comfortable 13°C (55°F), with an average of 8°C (46°F). This month brings a notable 114 mm (4.5 in) of rainfall, spread over 18 days, creating a lush, vibrant atmosphere. The high humidity at 88% enhances the coastal charm, enveloping visitors in a crisp, invigorating sea breeze. Whether you’re exploring the quaint streets or taking a brisk walk along the shoreline, Southwold in December offers a captivating blend of nature’s beauty and winter’s cool embrace.

December Temperature in Southwold

In December, Southwold, United Kingdom, ushers in the winter season with temperatures that begin to drop, yet remain relatively mild compared to the colder months ahead. The minimum temperature hovers around 2°C (36°F), while the average settles at a crisp 8°C (46°F), reaching a maximum of 13°C (55°F) on milder days. This trend marks a noticeable chill as the heart of winter approaches, especially when contrasted with the preceding months. As December unfolds, residents and visitors alike can expect a refreshing, cool atmosphere perfect for winter strolls along the coast, encapsulating the charm of Southwold during this cozy season.

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

The chart illustrates December temperature patterns in Southwold, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434344475259636461565046
Data source: Temperature data for Southwold 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 Southwold

December in Southwold, United Kingdom, ushers in a notable increase in precipitation, with 114 mm (4.5 in) recorded, making it one of the wettest months of the year. This surge is reflected in the 18 days of rainfall, the highest for any month, surpassing even the typically soggy October. These figures indicate a significant shift as autumn transitions into winter, with damp conditions dominating the landscape. Notably, December's precipitation shows a sharp contrast to the earlier months, particularly April and May, which enjoy more moderate rainfall. As winter settles in, residents can expect more frequent, though often lighter, showers, contributing to the season's character while keeping the lush English countryside vibrant.

December Precipitation Trends in Southwold

The chart displays monthly precipitation patterns in Southwold, 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.
JanFebMarAprMayJunJulAugSepOctNovDec64695824516163836710767114
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Southwold

In December, Southwold, United Kingdom, experiences a notable humidity level of 88%, maintaining the high moisture trend characteristic of the winter months. As the year comes to a close, humidity levels remain relatively stable, slightly dipping from November's 89% but still higher than most months earlier in the year, such as July and August, which see the lowest figures at 79% and 78%, respectively. This pattern emphasizes a gradual decrease in humidity from the peak levels of early winter, with a striking rise in humidity during the transition from summer to fall. Overall, December's humidity reinforces Southwold's reputation for its damp, seaside climate, particularly as the colder season takes hold.

December Average Humidity in Southwold

This chart illustrates the average monthly humidity levels in Southwold, 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%87%86%85%83%83%80%78%84%88%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Southwold

As December rolls into Southwold, the UV Index drops to a comfortable 1, indicating a low exposure category and a generous burn time of 45 minutes. This reflects a seasonal trend where UV levels are at their lowest during the winter months, following a peak in summer where June and July see very high levels at 8, necessitating much shorter outdoor exposure. While the risk of sunburn is minimal in December, it's interesting to note how UV Index values steadily increase from a low of 1 in January to a peak of 8 by midsummer, before gradually decreasing again as we approach winter. For those planning outdoor activities, this seasonal ebb and flow highlights the importance of being sun-safe, even in the cooler months. For more detailed information about UV levels throughout the year, check out Southwold UV Index.

Maximum UV Index Levels in Southwold for December

The chart shows the monthly maximum UV Index (UVI) for Southwold 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Southwold 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 Southwold

In December, Southwold experiences a tranquil shift as daylight hours dwindle to 110 hours, marking a seasonal lull after the vibrant summer months. The trend is clear: as the year progresses, sunshine peaks from May to July, with July boasting the highest average of 422 hours. As the days shorten, visitors can appreciate the serene beauty of the coastline, although the winter sun is less abundant compared to the lively March and April months, which enjoy over 200 to 350 hours of sunshine. This seasonal pattern invites a unique charm to Southwold in December, where crisp walks along the beach under the low sun offer a refreshing contrast to the sunny bustle of summer.

Monthly Sunshine Duration in Southwold: December Highlighted

The December sunshine duration represents the total number of hours Southwold 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.
JanFebMarAprMayJunJulAugSepOctNovDec93h151h231h350h418h405h422h399h315h240h156h110h
Data source: Southwold December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Southwold During December

In December, Southwold, United Kingdom, experiences a notable dip in the likelihood of sunny weather, with only a 19% chance of sunshine. This trend marks a significant decline from the sunnier months preceding it; for instance, April boasts a much more inviting 46% chance, while even autumn months like October and November offer 25% and 30%, respectively. As the year winds down, Southwold’s weather shifts towards a chillier, cloudier climate, reminding residents and visitors alike that December is best known for its brisk winds and shorter days rather than bright, sunny skies.

Percentage of Sunny Days in December in Southwold

The chart illustrates the percentage of sunny days in Southwold 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 Southwold experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%25%34%46%38%35%41%35%34%25%31%19%
Data source: Southwold December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Southwold in December

As the year progresses in Southwold, United Kingdom, daylight durations exhibit a captivating seasonal rhythm. December marks the transition into winter with just 7 hours of daylight, the shortest of the year. This stands in stark contrast to the vibrant longer days of June and July, which enjoy an impressive 16 hours of sunlight, creating a delightful time for outdoor activities. As the year progresses from the heart of winter towards the blossoming spring, daylight gradually increases, reaching nearly 15 hours in May. The trend showcases how Southwold's days lengthen significantly in spring and summer, before tapering back into the shorter days of fall and winter, embodying the enchanting cycle of the seasons in this coastal town.

Average Daylight Hours in Southwold for December

The chart illustrates the variation in daylight duration in Southwold throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 17m9h 54m11h 54m13h 57m15h 45m16h 41m16h 11m14h 34m12h 36m10h 34m8h 44m7h 45m
Data source: Southwold daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Southwold

As December arrives in Southwold, the average wind speed settles at a brisk 7.3 m/s (16 mph), reflecting the onset of winter winds. This month experiences a slight decrease in speed compared to the more blustery months of January and February, where winds peak at 7.6 m/s (17 mph) and 7.9 m/s (18 mph), respectively. Notably, the overall trend throughout the year shows December maintaining a windswept charm that is characteristic of Southwold, with speeds moderately higher than the gentle breezes of summer months like June and July. While the autumn months stir up a bit more intensity with peaks in October, December's winds offer a reminder of nature's vigor, perfectly blending with the cozy coastal atmosphere as the year winds down.

Average December Wind Speed in Southwold

The chart displays monthly wind speed patterns in Southwold, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.67.96.66.16.25.15.76.65.77.97.07.3 m/s
Data source: Southwold December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Southwold Compares to Other Months

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

In comparing December and January weather, December typically experiences slightly milder temperatures with an average of 8°C (46°F), ranging from a low of 2°C (36°F) to a high of 13°C (55°F). It also sees significantly higher precipitation, with 114 mm (4.5 in) falling over 18 days and an average humidity of 88%. In contrast, January is cooler overall, with an average temperature of 6°C (43°F) and a low of 0°C (32°F), but it brings drier conditions with only 64 mm (2.5 in) of precipitation over 11 days, maintaining a similar level of humidity at 89%. For more detailed information about specific conditions, you can visit Southwold weather in January.

In December, temperatures are relatively mild, with a minimum of 2°C (36°F) and an average of 8°C (46°F), but they can reach up to 13°C (55°F). The month also sees considerable precipitation, totaling 114 mm (4.5 in) over approximately 18 days, and high humidity at 88%. In contrast, February experiences cooler temperatures, with a minimum dropping to -2°C (29°F) and an average of 6°C (43°F); the maximum temperature is slightly lower at 12°C (54°F). Precipitation in February is less intense, totaling 69 mm (2.7 in) over about 13 days, with humidity just slightly lower at 87%. For a detailed look at February conditions, you can check out Southwold weather in February.

In comparing the weather of December and March, we notice a shift in temperatures and precipitation. December experiences milder conditions with an average temperature of 8°C (46°F), while March is cooler on average at 7°C (45°F), with a minimum drop to -2°C (28°F). Precipitation is notably heavier in December, totaling 114 mm (4.5 in) over 18 days, compared to March's 58 mm (2.3 in) across just 13 days. Humidity remains fairly high in both months, with December at 88% and March at 86%. For more details on the weather specifics for March, you can check out Southwold weather in March.

December and April present notable contrasts in weather despite having similar average temperatures. In December, temperatures range from a chilly 2°C (36°F) to a maximum of 13°C (55°F), accompanied by significant precipitation of 114 mm (4.5 in) across 18 days, resulting in high humidity levels at 88%. In contrast, April experiences slightly warmer conditions, with a minimum of 2°C (36°F) and a maximum of 14°C (58°F), but with much less precipitation at just 24 mm (1.0 in) over only 6 days. This results in lower humidity at 85%, indicating a drier atmosphere compared to the dampness of December. For more detailed information about the weather in April, visit Southwold weather in April.

When comparing the weather of December and May, notable differences emerge in temperature and precipitation. December typically experiences cooler conditions, with average daily temperatures ranging from a minimum of 2°C (36°F) to a maximum of 13°C (55°F). This month is also characterized by significant rainfall, accumulating 114 mm (4.5 inches) over approximately 18 days and presenting a high humidity level of 88%. In contrast, May brings milder temperatures, with averages from a minimum of 4°C (40°F) to a comfortable maximum of 18°C (64°F). The precipitation in May is much lighter at 51 mm (2.0 inches) and occurs over just 9 days, with slightly lower humidity at 83%. For more detailed information on the weather during this month, you can visit Southwold weather in May.

December and June offer a stark contrast in weather conditions. In December, temperatures are cooler, with daily averages around 8°C (46°F) and a maximum of 13°C (55°F), accompanied by high humidity at 88%. The month experiences significant precipitation, with 114 mm (4.5 inches) falling over approximately 18 days. In contrast, June boasts milder temperatures, averaging 15°C (59°F) and peaking at 21°C (70°F). Rainfall is also considerably less, totaling 60 mm (2.4 inches) over just 8 days, making June a more pleasant month overall. For a closer look at June’s weather specifically, check out Southwold weather in June.

When comparing the weather in December and July, it's clear that the two months offer quite different climates. December brings cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 13°C (55°F), while July enjoys a much warmer range, with temperatures starting at 13°C (55°F) and peaking at 24°C (75°F). Additionally, December experiences higher precipitation, totaling 114 mm (4.5 in) over 18 days, compared to July's 62 mm (2.5 in) over just 11 days. Humidity levels are also higher in December at 88%, compared to July's 79%. For a closer look at what to expect during July, you can check out Southwold weather in July.

When comparing the weather between December and August, the differences are striking. December typically sees much cooler temperatures, with minimums around 2°C (36°F) and average highs peaking at 13°C (55°F), contrasted with August’s milder climate, where temperatures range from a minimum of 12°C (54°F) to an average high of 23°C (73°F). Additionally, December experiences a higher level of precipitation, averaging 114 mm (4.5 in) across 18 days, compared to August's 83 mm (3.2 in) over 12 days. The humidity in December also remains notably higher at 88%, while August is relatively drier at 78%. For a closer look at what to expect during this summer month, check out Southwold weather in August.

When comparing the weather in December to that of September, there are notable differences in temperature and precipitation. December tends to be much colder, with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 13°C (55°F), while September enjoys milder conditions, with temperatures fluctuating between 10°C (51°F) and 21°C (70°F). Additionally, December experiences significantly higher precipitation, with 114 mm (4.5 in) falling over 18 days, compared to September's 67 mm (2.6 in) over just 11 days. Humidity levels are also slightly elevated in December at 88%, compared to September's 84%. For more details on September's weather, you can check Southwold weather in September.

When comparing the weather in December and October, we see noticeable differences in temperature and precipitation. In December, temperatures drop significantly, with an average of 8°C (46°F) compared to a warmer average of 14°C (57°F) in October. While both months experience high humidity at 88%, December is cooler, featuring minimum temperatures of 2°C (36°F) versus October's milder minimum of 7°C (46°F). Additionally, December receives slightly more precipitation at 114 mm (4.5 in) over 18 days, compared to October's 107 mm (4.2 in) across 15 days. For more specific details about October weather in this region, visit Southwold weather in October.

In December, the weather takes a cooler turn compared to November, with average temperatures dropping from 10°C (50°F) in November to 8°C (46°F) in December. While November has a slightly milder minimum temperature of 3°C (38°F), December's minimum drops to 2°C (36°F). Additionally, December sees a significant increase in precipitation, totaling 114 mm (4.5 in) over 18 days, compared to November's 67 mm (2.6 in) across 13 days of rainfall. The humidity remains relatively high, at 88% in December, slightly lower than November's 89%. For a more detailed look at the differences, check out Southwold weather in November.

Compare Southwold's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Southwold

As December settles in Southwold, its weather brings a notable shift compared to other months. The chill in the air, with temperatures averaging around 8°C, sets a different tone, inviting cozy layers and warm drinks. Frequent precipitation, occurring on nearly two-thirds of the month’s days, adds to the seasonal ambiance, making it one of the wetter periods of the year. The high humidity, typically hovering around 88%, enhances the brisk feel, accentuating the winter chill that blankets the town. To learn more about Southwold's climate and how December fits into the overall weather patterns, visit Southwold Climate.