December Weather in Southend-on-Sea, United Kingdom

Last updated: March 17, 2025

In December, Southend-on-Sea experiences a blend of chilly temperatures and frequent precipitation, making it a quintessential winter month. The maximum temperature hovers around 13°C (56°F), while the average settles at a brisk 7°C (45°F), dipping to a chilly minimum of 0°C (32°F). With an average humidity level of 92%, the air often feels damp, contributing to a distinctive coastal atmosphere. Rainfall is common, with 107 mm (4.2 in) of precipitation spread over 15 days, making warm layers and waterproofs essential for outdoor activities. Whether you’re strolling along the seafront or exploring the town, December in Southend-on-Sea offers a unique experience that captures the essence of winter on the British coast.

December Temperature in Southend-on-Sea

In December, Southend-on-Sea begins to embrace the chill of winter, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 13°C (56°F) and an average of 7°C (45°F). This month marks the transition into colder weather, as temperatures steadily drop from the mild conditions of autumn. Compared to the preceding months, December showcases a noticeable decline, reflecting the typical pattern of seasonal change. The crisp air invites festive cheer, making it an ideal time for cozy walks along the seaside as the landscape transforms into a winter wonderland. Overall, December in Southend-on-Sea captures the essence of a British winter, balancing the cold with the charm of the holiday season.

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

The chart illustrates December temperature patterns in Southend-on-Sea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424345495562656561554844
Data source: Temperature data for Southend-on-Sea 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 Southend-on-Sea

December marks a significant uptick in precipitation for Southend-on-Sea, United Kingdom, with a total of 107 mm (4.2 in) of rainfall spread over 15 days. This increase not only outpaces the monthly averages seen earlier in the year, such as the relatively mild 58 mm (2.3 in) in March and the dryer 29 mm (1.1 in) in April, but also surpasses November's rainfall of 59 mm (2.3 in). As the year closes, December transitions into one of the wettest months, highlighting a trend where precipitation peaks during the winter months, culminating in this robust December total. The persistent rain serves as a reminder of the region's climatic quirks, making it a month of reflection on the year's weather patterns.

December Precipitation Trends in Southend-on-Sea

The chart displays monthly precipitation patterns in Southend-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.
JanFebMarAprMayJunJulAugSepOctNovDec68735829657167815710059107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Southend-on-Sea

In December, Southend-on-Sea experiences a notable humidity level of 92%, which aligns closely with the high figures of November and reflects a seasonal trend of increased humidity during the colder months. This time of year sees a distinct rise in moisture levels, peaking towards winter when the air feels significantly heavier. After a gradual decline from the summer months, when humidity was at its lowest in July and August at 76% and 73% respectively, the trend reverts as the year wanes. While December's humidity levels may bring about a chillier feel, they also contribute to the cozy atmosphere of the holiday season, wrapping the coastal town in a gentle embrace of dampness typical of winter.

December Average Humidity in Southend-on-Sea

This chart illustrates the average monthly humidity levels in Southend-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 Southend-on-Sea

In December, Southend-on-Sea experiences a low UV Index of 1, similar to the early months of the year like January and February, where the exposure risks remain minimal. This trend highlights the gradual drop in UV exposure as winter approaches, with no significant threat of sunburn, allowing for leisurely outdoor activities without the need for extensive sun protection. With a burn time of 45 minutes, residents and visitors can feel at ease while enjoying the crisp winter air. As observed throughout the year, the highest UV levels peak in June and July, pointing to the importance of seasonal awareness of UV safety. For more detailed information, explore the full UV Index trends year-round at Southend-on-Sea UV Index.

Maximum UV Index Levels in Southend-on-Sea for December

The chart shows the monthly maximum UV Index (UVI) for Southend-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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Southend-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 Southend-on-Sea

December in Southend-on-Sea offers a refreshing yet modest dose of sunshine, with 114 hours of bright light to brighten the winter days. As the year winds down, sunshine hours illustrate a clear trend of gradual increase from the gloom of January, which experiences just 97 hours. This upward trajectory peaks in the vibrant summer months, such as July, with 419 hours of sunshine basking the seaside town. However, as autumn sets in, light starts to dwindle, leading to December's relatively low figures. This seasonal rhythm paints a picture of Southend-on-Sea’s climate, where the sun's embrace may be less frequent but is nonetheless cherished during the winter season.

Monthly Sunshine Duration in Southend-on-Sea: December Highlighted

The December sunshine duration represents the total number of hours Southend-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.
JanFebMarAprMayJunJulAugSepOctNovDec97h154h230h342h415h412h419h393h318h250h161h114h
Data source: Southend-on-Sea December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Southend-on-Sea During December

As December rolls in, the likelihood of sunny weather in Southend-on-Sea declines sharply, with only 18% chance of sunshine. This trend marks a significant drop from the earlier months, particularly the mild spring, where April boasts a sunny probability of nearly 49%. The shift to winter means shorter days and colder temperatures, resulting in more overcast skies compared to sudden bursts of sunshine in the previous summer months. While residents can still hope for a rare sunny outlook, December typically plunges into the depths of gloomy weather, contrasting starkly with the more favorable conditions of the preceding year.

Percentage of Sunny Days in December in Southend-on-Sea

The chart illustrates the percentage of sunny days in Southend-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 Southend-on-Sea experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%33%49%36%30%41%32%33%27%31%18%
Data source: Southend-on-Sea December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Southend-on-Sea in December

In December, Southend-on-Sea experiences a short daylight duration of just 7 hours, marking the low point of the year as the days grow increasingly shorter. This trend follows the gradual decline that begins in November, where daylight also dwindles to 8 hours. As we progress into the winter months, daylight hours decrease significantly from the summer peak of 16 hours in June and July. While December’s light is minimal, it set the stage for the upcoming months of increasing daylight, as the herald of spring approaches. Each month brings a noteworthy shift—from the vibrant 15 hours of sunlight in May to a modest 11 hours by March—showcasing the ebb and flow of daylight that characterizes life in this coastal town throughout the year.

Average Daylight Hours in Southend-on-Sea for December

The chart illustrates the variation in daylight duration in Southend-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 24m9h 58m11h 55m13h 53m15h 37m16h 31m16h 2m14h 29m12h 34m10h 37m8h 51m7h 54m
Data source: Southend-on-Sea daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Southend-on-Sea

In Southend-on-Sea, December brings a refreshing breeze, with average wind speeds reaching 5.5 m/s (12 mph). This is consistent with the wind patterns observed throughout the year, where the winter months typically showcase a gentle yet invigorating gust. Notably, December's wind speed mirrors that of October, indicating a slight increase from the calmer summer months, particularly June, which recorded its lowest average of 3.9 m/s (9 mph). As the year draws to a close, the winds stir to life, offering a brisk touch that invigorates the coastal landscape, making it a captivating time for both locals and visitors to embrace the elements.

Average December Wind Speed in Southend-on-Sea

The chart displays monthly wind speed patterns in Southend-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.
JanFebMarAprMayJunJulAugSepOctNovDec5.66.15.44.75.23.94.45.14.35.55.05.5 m/s
Data source: Southend-on-Sea December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Southend-on-Sea Compares to Other Months

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

December and January in Southend-on-Sea exhibit notable differences in weather patterns. While December enjoys slightly milder temperatures with an average of 7°C (45°F) and maximums reaching 13°C (56°F), January experiences a drop, averaging around 5°C (42°F) with minimums occasionally dipping to -1°C (30°F). December is also wetter, with 107 mm (4.2 in) of precipitation over 15 days compared to January's 68 mm (2.7 in) across 12 days. Despite these differences, both months maintain high humidity levels, around 91-92%. For more detailed information, you can visit Southend-on-Sea weather in January.

In December, temperatures in Southend-on-Sea typically range from a minimum of 0°C (32°F) to a maximum of 13°C (56°F), with an average temperature of 7°C (45°F). The month experiences considerable precipitation, averaging 107 mm (4.2 in) over approximately 15 days, and high humidity levels at 92%. In contrast, February sees slightly cooler nighttime temperatures, with a minimum of -3°C (27°F), while daytime highs reach up to 14°C (58°F), resulting in a similar average temperature of 6°C (43°F). Precipitation decreases significantly to 73 mm (2.9 in) across about 14 days, with a slight drop in humidity to 89%. For more details on February weather specifics, visit Southend-on-Sea weather in February.

In December, temperatures in Southend-on-Sea typically range from a chilly 0°C (32°F) to a mild maximum of 13°C (56°F), with an average temperature around 7°C (45°F). The month experiences significant precipitation, averaging 107 mm (4.2 in) over about 15 days, along with high humidity levels of 92%. In contrast, March presents a more varied temperature range, with minimums dropping to -3°C (26°F) and maximums reaching 17°C (63°F), while still averaging around 7°C (46°F). Precipitation decreases to 58 mm (2.3 in) over 13 days, and humidity is slightly lower at 86%. For a detailed look at March weather, you can visit Southend-on-Sea weather in March.

December weather in Southend-on-Sea is characterized by chilly temperatures, with a minimum of 0°C (32°F) and an average high of 13°C (56°F). The month is relatively rainy, receiving 107 mm (4.2 in) of precipitation over 15 days, combined with high humidity levels at 92%. In contrast, April brings a noticeable shift, with temperatures ranging from a minimum of 1°C (33°F) to a comfortable maximum of 21°C (70°F). This month features significantly less precipitation, totaling just 29 mm (1.1 in) spread over 7 days, and the humidity slightly decreases to 85%. For more detailed information on April weather, you can visit Southend-on-Sea weather in April.

December and May exhibit stark contrasts in weather conditions. In December, temperatures range from a chilly minimum of 0°C (32°F) to a mild maximum of 13°C (56°F), with an average of 7°C (45°F). The month experiences substantial precipitation, totaling 107 mm (4.2 in) over 15 days, coupled with high humidity levels of 92%. In comparison, May brings a more pleasant climate, with temperatures climbing from a minimum of 4°C (39°F) to a maximum of 23°C (73°F) and an average of 13°C (55°F). Precipitation in May is reduced to 65 mm (2.6 in) over just 11 days, and humidity levels are lower at 82%, making it generally more comfortable. For a detailed look at the climate specifics, you can check out Southend-on-Sea weather in May.

In December, the weather is notably colder, with temperatures ranging from a chilly 0°C (32°F) at night to a mild max of 13°C (56°F) during the day, accompanied by high humidity levels of 92%. The month also sees significant rainfall, averaging 107 mm (4.2 in) over 15 days, resulting in a damp and gray atmosphere.

In contrast, June brings a much warmer climate, with nighttime lows of 9°C (49°F) and daytime highs reaching up to 26°C (79°F). Rainfall decreases to an average of 70 mm (2.8 in) over just 9 days, and humidity drops to a more comfortable 81%, making it a pleasant time for outdoor activities. For a closer look at typical conditions, you can check out Southend-on-Sea weather in June.

December and July present a stark contrast in weather conditions. December is characterized by much cooler temperatures, ranging from a chilly minimum of 0°C (32°F) to a maximum of 13°C (56°F), with an average of 7°C (45°F). It also experiences higher precipitation, totaling 107 mm (4.2 in) over 15 days, combined with a high humidity level of 92%. In comparison, July boasts significantly warmer temperatures, with a minimum of 12°C (53°F) and a maximum reaching 30°C (86°F), averaging 18°C (65°F). Precipitation in July is lighter, at 67 mm (2.6 in) over 12 days and features lower humidity at 76%. For more detailed information on July's weather, you can check Southend-on-Sea weather in July.

December and August present notably contrasting weather conditions. In December, temperatures range from a chilly minimum of 0°C (32°F) to a maximum of 13°C (56°F), with an average around 7°C (45°F). The month is characterized by high humidity at 92% and substantial precipitation, totaling 107 mm (4.2 in) over approximately 15 days. In stark contrast, August enjoys much milder weather, with temperatures ranging from a minimum of 11°C (51°F) to a warm maximum of 29°C (84°F) and an average of 18°C (65°F). This summer month experiences less rainfall, averaging 81 mm (3.2 in) across 13 days, and lower humidity at 73%. For a detailed look at the summer conditions, you can visit Southend-on-Sea weather in August.

In comparing the weather between December and September, December tends to be significantly colder, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 13°C (56°F). In contrast, September enjoys milder conditions, featuring temperatures that range from a minimum of 8°C (46°F) to a maximum of 24°C (75°F). While December is characterized by higher precipitation levels, with 107 mm (4.2 in) over 15 days, September sees only 57 mm (2.2 in) across 10 rainy days. Furthermore, the humidity in December reaches a high of 92%, making it feel quite damp, compared to a lower 80% in September. For a detailed look at September's weather, you can explore Southend-on-Sea weather in September.

October weather tends to be milder and more temperate compared to December. In October, temperatures range from a minimum of 5°C (41°F) to a maximum of 21°C (71°F), with an average of 13°C (55°F). This month also experiences slightly lower precipitation, with 99 mm (3.9 in) over 15 days and a humidity level of 89%. In contrast, December brings cooler conditions, with temperatures dipping to a minimum of 0°C (32°F) and averaging 7°C (45°F), peaking at 13°C (56°F). The month sees a bit more rain, accumulating 107 mm (4.2 in) also over 15 days, and humidity rises to 92%. For more detailed information, you can check Southend-on-Sea weather in October.

In comparing the weather patterns of December and November, December is generally cooler, with an average temperature of 7°C (45°F) compared to November's average of 9°C (48°F). The maximum temperature in December reaches only 13°C (56°F), whereas November can see highs of 16°C (62°F). Additionally, December is wetter, receiving 107 mm (4.2 in) of precipitation over 15 days, while November experiences less rain with only 59 mm (2.3 in) over 12 days. Both months share the same high humidity level of 92%, contributing to the chilly feel during this time of year. For more detailed insights, you can check Southend-on-Sea weather in November.

Compare Southend-on-Sea's Climate with Cities Worldwide

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

As December blankets Southend-on-Sea in the chill of winter, the weather becomes noticeably different from the milder months that precede it. With a significant increase in precipitation and a higher humidity level, this month can feel quite damp, making the overall atmosphere distinctly crisp and cool. Temperatures dip, rarely ascending above 13°C, and often plunging to near freezing, redefining the local landscape into a serene, chilly seaside environment. Those planning to visit should prepare for a mix of rainy days, with about half the month likely to see showers. To gain a deeper understanding of what the winter months hold for this charming coastal town, be sure to explore the detailed insights available in the Southend-on-Sea Climate resource.