December Weather in Ascot, United Kingdom

Last updated: March 17, 2025

In December, Ascot experiences a chilly climate, with maximum temperatures reaching 14°C (58°F) and an average of 6°C (44°F), while minimums can plummet to -5°C (23°F). The month is marked by significant precipitation, totaling 83 mm (3.2 in), spread over approximately 15 damp days. With a high humidity level of 92%, the weather can feel particularly cold and damp, making it essential for visitors and residents alike to prepare for a brisk and soggy end to the year.

December Temperature in Ascot

In Ascot, United Kingdom, December ushers in the chill of winter, with temperatures dipping to a minimum of -5°C (23°F). The month features an average temperature of 6°C (44°F), providing a brisk climate that contrasts sharply with the milder months preceding it. While daytime highs reach up to 14°C (58°F), the stark drop in nighttime temperatures serves as a reminder that winter is fully underway. Notably, December maintains a pattern seen throughout the season, where temperatures gradually decline, highlighting the transition from autumn's lingering warmth to the depths of winter.

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

The chart illustrates December temperature patterns in Ascot, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495561656359534643
Data source: Temperature data for Ascot 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 Ascot

In December, Ascot experiences a notable increase in precipitation, with an average of 83 mm (3.2 in) falling over 15 days, marking it as one of the wetter months of the year. This surge in rainfall follows the trend of increasing precipitation seen in the autumn months, with October recording the highest amount at 92 mm (3.6 in). The rainfall in December is not only substantial but also signifies a shift from the milder, drier months earlier in the autumn, like September and November, which saw only 47 mm (1.8 in) and 54 mm (2.1 in) respectively. As winter settles in, this pattern of increased precipitation sets the stage for a wet and chilly end to the year, contributing to the overall hydration of the environment during this seasonal transition.

December Precipitation Trends in Ascot

The chart displays monthly precipitation patterns in Ascot, 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.
JanFebMarAprMayJunJulAugSepOctNovDec515258346575666947925483
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ascot

December in Ascot, United Kingdom, marks a notable peak in humidity levels, reaching 92%, a trend that aligns closely with the preceding months of November and October, which also showcase elevated humidity at 92% and 90%, respectively. The late autumn and winter months consistently display higher humidity, with January holding the highest level at 91%, while the summer months bring a refreshing dip, particularly in July with its least humid reading of 71%. As the year wraps up, December's high humidity lingers in the air, echoing the transitional nature of Ascot's climate, tucked between the lush, moisture-rich autumn and the cold winter chill.

December Average Humidity in Ascot

This chart illustrates the average monthly humidity levels in Ascot, 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%79%81%71%76%82%91%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ascot

Throughout December, the UV Index in Ascot, United Kingdom returns to a low exposure category, with a rating of 1. This indicates a significant drop in UV intensity compared to the summer months, where levels peaked at 8 in June and July, demanding a much shorter burn time of just 15 minutes for adequate protection. As the year winds down, residents and visitors can enjoy outdoor activities with a manageable burn time of 45 minutes, similar to the calm start seen in January and February. This seasonal trend highlights the importance of adapting sun protection strategies throughout the year. For more insights into the UV Index in Ascot, be sure to check Ascot UV Index.

Maximum UV Index Levels in Ascot for December

The chart shows the monthly maximum UV Index (UVI) for Ascot 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.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Ascot 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 Ascot

In Ascot, United Kingdom, December brings a gentle decline in sunshine, with only 111 hours illuminating the month. This is a stark contrast to the vibrant days of summer, where July boasts the year's peak of 402 hours. As the seasons transition, daylight hours gradually decrease from the exuberance of May's 394 hours to the subdued brightness of December. Particularly notable is the sharp drop from November's 145 hours, highlighting the winter's grip as daylight dwindles. Though December's sunshine is less abundant, it still offers moments of warmth and light, a bittersweet embrace before the promise of spring returns.

Monthly Sunshine Duration in Ascot: December Highlighted

The December sunshine duration represents the total number of hours Ascot 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h149h208h316h394h383h402h365h299h241h145h111h
Data source: Ascot December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ascot During December

In Ascot, United Kingdom, December tends to be one of the cloudier months, with only a 17% chance of sunny weather. This marks a significant drop compared to the vibrant spring months, such as April, where sunny days peak at 51%. The trend shows a gradual decline in sunshine hours as the year progresses, peaking in the lively spring before settling into the more overcast winter months. While the late autumn months, particularly November, offer a slightly better chance of sun at 32%, December's chilly air and shorter days contribute to its lower sunny prospects. Overall, those seeking sun in December should prepare for a more subdued sky in this picturesque locale.

Percentage of Sunny Days in December in Ascot

The chart illustrates the percentage of sunny days in Ascot 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 Ascot experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%24%28%51%32%26%37%23%27%25%32%17%
Data source: Ascot December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ascot in December

As December rolls into Ascot, United Kingdom, daylight hours dwindle to a mere 7 hours, marking the year's lowest point. This reduction in sunlight follows the gradual decline observed since the vibrant days of summer, where daylight peaked at 16 hours in June and July. The transition from long, sunlit evenings in late spring to the subdued winters illustrates the rhythmic cycle of the seasons. Following December's short days, daylight begins to increase again, paving the way for the brighter months that will follow, yet for now, the crisp winter days offer a serene, tranquil beauty amidst the fading light.

Average Daylight Hours in Ascot for December

The chart illustrates the variation in daylight duration in Ascot throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Ascot daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Ascot

As December arrives in Ascot, the winds pick up slightly, averaging 4.4 m/s (10 mph), aligning closely with the blustery characteristics seen earlier in the year, particularly in March and October. This winter breeze, while invigorating, contrasts with the calmer summer months, where wind speeds dipped to their lowest in June and July at 3.1 m/s (7 mph). Notably, the period from November to February tends to showcase a gradual increase in wind velocities, hinting at a seasonal shift that sets the stage for the brisk chill of winter. December’s winds embrace the festive spirit, making it a time when the air feels refreshingly alive, a reminder of nature's dynamic cycle.

Average December Wind Speed in Ascot

The chart displays monthly wind speed patterns in Ascot, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.84.43.44.23.13.23.73.34.33.84.4 m/s
Data source: Ascot December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Ascot Compares to Other Months

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

December and January weather show some notable similarities and differences. In December, temperatures range from a chilling minimum of -5°C (23°F) to a milder maximum of 14°C (58°F), with an average of 6°C (44°F). The month sees a significant amount of precipitation, totaling 83 mm (3.2 in) over 15 days, and high humidity levels at 92%. In contrast, January's temperatures remain constant with a minimum of -5°C (23°F) and a maximum of 14°C (58°F), but the average drops slightly to 5°C (41°F). Rainfall decreases to 51 mm (2.0 in) across just 9 days, with humidity remaining similar at 91%. For more detailed insights, you can check Ascot weather in January.

In December, the weather tends to be quite cold, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 14°C (58°F) and an average of 6°C (44°F). The month experiences considerable precipitation, measuring 83 mm (3.2 in) over approximately 15 days, contributing to a high humidity level of 92%.

In contrast, February shows slightly colder minimum temperatures, dropping to -7°C (19°F), while the maximum temperatures can reach up to 18°C (65°F), with an average of 6°C (43°F), similar to December. However, February is generally drier, with only 52 mm (2.0 in) of precipitation over 10 days and a reduced humidity level of 89%. For detailed information about February weather, you can visit Ascot weather in February.

In comparison to December, March experiences a notable shift in temperatures, with minimums reaching around -6°C (22°F) and maximums rising significantly to 22°C (71°F). While December boasts an average temperature of 6°C (44°F), March offers a slightly higher average of 7°C (45°F). Precipitation levels also decrease in March, totaling 58 mm (2.3 in) over 13 days, compared to 83 mm (3.2 in) over 15 days in December. Additionally, humidity is marginally lower in March at 86%, compared to 92% in December. For more detailed insights, you can check out Ascot weather in March.

December weather presents a stark contrast to that of April. In December, temperatures can drop to a chilly -5°C (23°F), with an average of 6°C (44°F) and highs reaching 14°C (58°F). The month is characterized by high humidity at 92% and considerable precipitation, totaling 83 mm (3.2 in) over about 15 days. In contrast, April sees more moderate conditions, with temperatures ranging from a minimum of -3°C (27°F) to a pleasant maximum of 26°C (80°F) and an average of 9°C (49°F). Precipitation in April is significantly lower, at 34 mm (1.4 in) over just 8 days, and humidity drops to 85%. For more detailed insights into the weather in April, you can check Ascot weather in April.

In December, the weather is notably colder with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 14°C (58°F) and an average of 6°C (44°F). During this month, there is considerable humidity at 92%, along with 83 mm (3.2 in) of precipitation spread over 15 days. In contrast, May experiences much milder conditions, with temperatures varying from a minimum of 1°C (33°F) to a pleasant maximum of 26°C (79°F) and an average of 13°C (55°F). Precipitation in May is lower at 65 mm (2.6 in), occurring on about 10 days, and humidity is also reduced to 79%. For a closer look at what to expect in terms of climate, check out Ascot weather in May.

December and June exhibit markedly different weather patterns. In December, temperatures range from a chilly -5°C (23°F) to a maximum of 14°C (58°F), with an average of 6°C (44°F). The month experiences significant cloud cover and high humidity at 92%, along with 83 mm (3.2 in) of precipitation spread over 15 days. In contrast, June brings warmer temperatures, with a minimum of 7°C (44°F) and soaring highs reaching up to 31°C (88°F), landing at an average of 16°C (62°F). The precipitation during this month is slightly less at 75 mm (2.9 in), occurring over 10 days, and humidity is lower at 80%. For more insights, check out Ascot weather in June.

In December, the weather is significantly colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 14°C (58°F), averaging around 6°C (44°F). The month experiences considerable precipitation, with about 83 mm (3.2 in) falling over 15 days and a high humidity level of 92%. In contrast, July offers a much warmer climate, with temperatures ranging from a minimum of 8°C (47°F) to a scorching maximum of 35°C (96°F), averaging around 18°C (65°F). Precipitation is lower in July, at 66 mm (2.6 in) over 11 days, and humidity is notably less at 71%. For a deeper look at the warm conditions of July, check out Ascot weather in July.

In December, temperatures are much cooler, ranging from a minimum of -5°C (23°F) to a maximum of 14°C (58°F), with an average temperature of 6°C (44°F). The month is marked by high humidity at 92% and approximately 83 mm (3.2 in) of precipitation over 15 days. In contrast, August boasts milder weather, with temperatures varying from a minimum of 8°C (46°F) to a maximum of 33°C (92°F), averaging around 17°C (64°F). Precipitation during August is slightly lower at 69 mm (2.7 in) over 12 days, and the humidity is more comfortable at 76%. For more details on August weather, check out Ascot weather in August.

In comparing the weather between December and September, there are notable differences in temperature and precipitation. December experiences much colder conditions, with minimum temperatures reaching as low as -5°C (23°F) and average highs of only 14°C (58°F). In contrast, September boasts milder temperatures, with a minimum of 3°C (38°F) and average highs reaching 28°C (83°F). Additionally, December sees higher precipitation levels, with 83 mm (3.2 in) over approximately 15 days, whereas September has a relatively lighter 47 mm (1.8 in) spread over about 10 days. The humidity levels are slightly higher in December at 92%, compared to 82% in September. For more detailed insights into September weather, you can check Ascot weather in September.

In comparing the weather between December and October, we notice a significant drop in temperatures, with December experiencing a minimum of -5°C (23°F) compared to October's more temperate minimum of 1°C (34°F). The average temperature in December hovers around 6°C (44°F), while October enjoys a milder average of 12°C (53°F) and a maximum reaching up to 23°C (73°F). Precipitation levels are fairly comparable, with December at 83 mm (3.2 in) across 15 days, and October slightly higher at 92 mm (3.6 in) over 12 days. Humidity also sees a slight increase in December at 92% versus October's 90%. For a detailed overview of October weather, you can visit Ascot weather in October.

In comparing the weather between December and November, we observe a noticeable drop in temperatures. December's minimum temperature dips to -5°C (23°F), while November remains slightly warmer with a minimum of -2°C (29°F). The average temperature in December is also lower at 6°C (44°F) compared to November's 8°C (46°F), and the maximum temperatures reflect a similar trend with December peaking at 14°C (58°F) against November's 16°C (62°F).

Additionally, December sees more precipitation, accumulating 83 mm (3.2 in) over 15 days, whereas November records only 54 mm (2.1 in) across 11 days. Despite both months having similar humidity levels at 92%, the overall cooler and wetter conditions in December are quite distinct. For more insights on November weather, you can check Ascot weather in November.

Compare Ascot's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Ascot

As December sweeps in, Ascot's weather takes on a distinct chill, marking a significant shift from the milder months. With temperatures often dipping to uncharacteristically low levels, the landscape is adorned with frosty mornings and the occasional blanket of frost. Coupled with high humidity and frequent precipitation, the atmosphere feels damp and crisp, making it one of the wettest months of the year. This contrast creates a unique ambiance, perfect for embracing the festive spirit while staying cozy indoors. For a deeper dive into how Ascot's December compares to other months, check out Ascot Climate.