December Weather in Chichester, United Kingdom

Last updated: March 17, 2025

In Chichester, United Kingdom, December brings a cool and damp climate characterized by an average temperature of 8°C (47°F). During this month, temperatures can range from a minimum of 1°C (34°F) to a maximum of 13°C (56°F), creating a crisp atmosphere ideal for cozy activities. With 131 mm (5.2 in) of rainfall spread across 17 days, residents should prepare for frequent wet conditions, contributing to a high humidity level of 92%. While December may feel chilly, the season offers a unique charm, making it a beautiful time to experience the sights and sounds of Chichester.

December Temperature in Chichester

December in Chichester marks a transition into the depths of winter, with temperatures gradually dropping as the year comes to a close. The month begins with a minimum temperature of 1°C (34°F), setting a chilly tone, while the average hovers around 8°C (47°F), offering a brief respite from the cold. Daytime highs reach up to 13°C (56°F), allowing for occasional milder spells that can make outdoor strolls pleasant. Compared to the preceding months, temperatures in December reflect a clear trend towards winter, with lower averages and min-max ranges that signal a shift from the milder autumn. Residents and visitors alike can expect crisp, cool days perfect for enjoying the festive atmosphere while bundled up in warm layers.

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

The chart illustrates December temperature patterns in Chichester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444546495460646461575147
Data source: Temperature data for Chichester 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 Chichester

December in Chichester, United Kingdom, marks a notable peak in precipitation, with 131 mm (5.2 in) of rainfall recorded over 17 days. This significant amount contributes to the month's reputation as one of the wettest of the year, following the already substantial totals seen in October and November. The trend of increasing rain during the autumn months culminates in December, reflecting the typical transition into winter conditions. With ample moisture saturating the landscape, December's weather can often be characterized as damp and chilly, making it a time when residents prepare for the colder, harsher elements of the season ahead.

December Precipitation Trends in Chichester

The chart displays monthly precipitation patterns in Chichester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75827331517159836112698131
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Chichester

As December unfolds in Chichester, the humidity remains notably high at 92%, paralleling the damp conditions of November. This month marks a trend of increased moisture in the air, with humidity levels climbing steadily from the milder 71% in July up to the chillier winter months. Generally, the latter half of the year experiences a rise in humidity, peaking in the final weeks of the year. The consistent dampness not only emphasizes the region’s maritime climate but also sets a cozy backdrop for the festive season, making it essential for locals to bundle up against the persistent chill that accompanies these high humidity levels.

December Average Humidity in Chichester

This chart illustrates the average monthly humidity levels in Chichester, 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 Chichester

In December, Chichester, United Kingdom, experiences a notable decline in the UV Index, dipping to 1 and classified as a low exposure category. This means residents and visitors can enjoy the outdoors without much concern for sunburn, as the burn time extends to 45 minutes. This trend reflects the seasonal shift from higher UV levels in the summer months of June and July, where the index peaked at 8, to the much lower levels seen in winter. As you plan your activities, remember that UV exposure remains relatively minimal. For more details on seasonal variations, check the Chichester UV Index.

Maximum UV Index Levels in Chichester for December

The chart shows the monthly maximum UV Index (UVI) for Chichester 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: Chichester 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 Chichester

December in Chichester, United Kingdom, offers a unique contrast to the brightness of the preceding months. With 120 hours of sunshine, it marks a significant dip from the vibrant highs of summer, which peak around 424 hours in July. This decline is characteristic of the winter months, as the city shifts from an impressive total of 415 hours in May to the more subdued winter light. As the year wraps up, the soft glow of December sunshine provides a tranquil respite, reminding us of the beautiful cycle of light that shapes the seasons, despite being at the lower end of the spectrum compared to earlier months. The rhythm of sunshine hours throughout the year beautifully illustrates nature's ebb and flow, encouraging residents to find joy in the softer, subtler winter days.

Monthly Sunshine Duration in Chichester: December Highlighted

The December sunshine duration represents the total number of hours Chichester 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.
JanFebMarAprMayJunJulAugSepOctNovDec105h151h226h346h415h410h424h387h322h254h161h120h
Data source: Chichester December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chichester During December

As December rolls around in Chichester, the likelihood of enjoying sunny weather dips significantly, with only a 21% chance of sunshine. This marks one of the lowest probabilities of the year, mirroring the trend seen in January. In the preceding months, the chance of sun generally peaks in April at 58% before tapering off through the summer and autumn. By the time winter sets in, the sunny moments become scarce, echoing the chill in the air. As locals and visitors alike bundle up for the cold, it's clear that December's weather leans towards the dreary, making those rare sunny spells a delightful surprise in the midst of the gloom.

Percentage of Sunny Days in December in Chichester

The chart illustrates the percentage of sunny days in Chichester 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 Chichester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%26%40%58%42%31%43%35%37%31%38%21%
Data source: Chichester December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chichester in December

As December rolls into Chichester, daylight settles at 8 hours, mirroring the shorter days of both November and January. This month signifies the heart of winter, where the sun rises late and sets early, casting a cozy glow over the quaint streets. Looking back through the year, we see a steady increase in daylight as spring approaches, starting from just 8 hours in November, peaking at a vibrant 16 hours during the long days of June. Following this mid-year peak, daylight gradually recedes, with a noticeable drop in October and a mere hint of summer's brightness lingering into December. This rhythmic cycle not only shapes the seasonal atmosphere but also invites the charm of winter festivities, making the most of the magical hours available in Chichester.

Average Daylight Hours in Chichester for December

The chart illustrates the variation in daylight duration in Chichester 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: Chichester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Chichester

As December settles in Chichester, the winds begin to pick up speed, averaging 7.0 m/s (16 mph), a notable increase compared to the milder summer months. This slight rise mirrors a broader trend, as the winter months often experience heightened wind speeds, with December nearly matching January's winds. Interestingly, while February sees a marginal uptick to 7.5 m/s (17 mph), the transition from autumn to winter brings a comforting consistency, differing only slightly from the preceding months. This pattern of winds, oscillating yet predictable, creates a refreshing atmosphere as the year draws to a close, inviting both residents and visitors to embrace the brisk December air.

Average December Wind Speed in Chichester

The chart displays monthly wind speed patterns in Chichester, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.17.56.25.26.54.35.05.85.26.85.97.0 m/s
Data source: Chichester December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Chichester Compares to Other Months

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

December and January share similar temperature ranges, with both months experiencing minimum temperatures around 1°C (34°F). However, January tends to be slightly cooler on average, with a mean of 7°C (44°F) compared to December's 8°C (47°F). While December sees higher precipitation levels at 131 mm (5.2 in) over 17 days, January offers a drier respite with only 75 mm (2.9 in) spread across 12 days. Humidity remains relatively consistent, with December at 92% and January slightly lower at 91%. For more detailed information, check out Chichester weather in January.

In December, temperatures in Chichester range from a minimum of 1°C (34°F) to a maximum of 13°C (56°F), with an average temperature of 8°C (47°F). The month sees significant rainfall, totaling 131 mm (5.2 in) over 17 days, accompanied by high humidity levels of 92%. In contrast, February brings slightly colder temperatures, with a minimum of -2°C (29°F) and a maximum of 12°C (54°F), averaging around 7°C (45°F). Precipitation decreases to 82 mm (3.2 in) across 13 days, while humidity remains relatively high at 89%. For a more detailed look at February weather, you can check out Chichester weather in February.

In December, temperatures generally range from a chilly 1°C (34°F) to a milder 13°C (56°F), with an average of 8°C (47°F). The month experiences considerable precipitation, with about 131 mm (5.2 in) spread over 17 days, contributing to a high humidity of 92%. In contrast, March sees a slightly lower minimum temperature of -2°C (29°F), but maintains the same maximum of 13°C (56°F), resulting in an average temperature of 8°C (46°F). March is drier, with only 73 mm (2.9 in) of precipitation over 14 days and a humidity of 86%. For more details on the specifics of March weather, you can refer to Chichester weather in March.

In comparison to December, April offers a milder climate with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 17°C (62°F), while December typically sees temperatures between 1°C (34°F) and 13°C (56°F). Additionally, April experiences significantly less precipitation, with only 31 mm (1.2 in) falling over just 6 days, in stark contrast to December's 131 mm (5.2 in) over 17 days. Humidity levels are also slightly lower in April at 85%, compared to the high December humidity of 92%. For more details on the weather in April, you can check Chichester weather in April.

December and May present contrasting weather patterns, showcasing the shift from winter to spring. In December, temperatures range from a chilly minimum of 1°C (34°F) to a moderate high of 13°C (56°F), with an average temperature of 8°C (47°F). The month is characterized by high humidity at 92% and significant precipitation, with 131 mm (5.2 in) falling over about 17 days. In stark contrast, May experiences milder temperatures, ranging from a minimum of 5°C (42°F) to a pleasant maximum of 20°C (68°F), with an average of 12°C (54°F). The precipitation decreases drastically to 51 mm (2.0 in) across 10 days, and humidity drops to a more comfortable 79%. This transition highlights the gradual warming and drier conditions leading into late spring. For more details on May's weather, check Chichester weather in May.

In December, the weather is considerably cooler, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 13°C (56°F), and an average of 8°C (47°F). This month experiences substantial precipitation, with 131 mm (5.2 in) falling over 17 rainy days, contributing to a high humidity level of 92%. In stark contrast, June offers a milder climate, with temperatures that range from a minimum of 10°C (50°F) to a pleasant maximum of 22°C (72°F), averaging around 15°C (60°F). June sees less precipitation at 70 mm (2.8 in) over 9 days, along with lower humidity at 80%. For more detailed insights, check out Chichester weather in June.

The weather in December and July contrasts significantly in terms of temperature and precipitation. December experiences cooler temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 13°C (56°F) with an average of 8°C (47°F). The month is also quite wet, receiving 131 mm (5.2 in) of precipitation over 17 days and maintaining high humidity levels at 92%. In stark contrast, July boasts milder temperatures, with lows of 13°C (55°F) and highs reaching 23°C (74°F), averaging around 18°C (64°F). Precipitation is considerably lower, totaling 59 mm (2.3 in) over just 11 days, along with a more comfortable humidity level of 71%. For more detailed insights, check out Chichester weather in July.

The weather in December is markedly cooler and wetter than in August. While December experiences average temperatures ranging from a chilly 1°C to a mild 13°C (34°F to 56°F), August boasts a much warmer range, with averages of 12°C to 25°C (53°F to 77°F). Precipitation in December is also significantly higher, with 131 mm (5.2 in) falling over 17 days, compared to August's 83 mm (3.3 in) over 12 days. Additionally, humidity levels are notably higher in December at 92%, while August enjoys a more comfortable 76% humidity. For more details about the August weather, you can visit Chichester weather in August.

In comparing the weather between December and September, it becomes clear that September is significantly warmer and drier. While December experiences cooler temperatures with an average low of 1°C (34°F) and a high of only 13°C (56°F), September boasts a much more moderate climate, averaging between 9°C (49°F) and 23°C (74°F). Additionally, December sees nearly double the precipitation with 131 mm (5.2 in) falling over 17 days compared to September's 61 mm (2.4 in) over just 10 days. The humidity also tends to be higher in December at 92%, compared to September's 82%. For more specific details about September's weather conditions, you can check Chichester weather in September.

When comparing the weather in December and October, a notable difference is observed in temperature. December sees lower temperatures, with a minimum of 1°C (34°F) and a maximum of 13°C (56°F), while October enjoys slightly milder conditions, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (68°F). Precipitation levels are similar, with December experiencing 131 mm (5.2 in) over 17 days and October having 126 mm (5.0 in) over 16 days. Humidity is slightly higher in December at 92%, compared to October's 90%. For a detailed look at October's climate, you can visit Chichester weather in October.

In comparing the weather between November and December, December tends to be cooler, with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 13°C (56°F), while November generally has slightly milder temperatures, with averages between 2°C (35°F) and 16°C (61°F). Additionally, December experiences more precipitation, totaling 131 mm (5.2 in) over 17 days, compared to November's 98 mm (3.9 in) over 16 days. Interestingly, both months share the same high humidity level of 92%, contributing to a consistently damp atmosphere during this period. For more detailed insights on November weather, you can visit Chichester weather in November.

Compare Chichester's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Chichester

As December settles over Chichester, the weather transforms into a cooler and more damp experience, distinguishing it from the milder months of the year. With often chilly temperatures and an increase in precipitation, residents can expect a significant number of rainy days that contribute to a rather humid atmosphere. This shift not only impacts daily life but also creates a unique charm, encouraging cozy indoor activities and festive celebrations. To learn more about how Chichester's weather compares throughout the year, check out Chichester Climate.