December Weather in Dieppe, France

Last updated: February 26, 2025

In Dieppe, France, December brings a cool maritime climate with temperatures ranging from a chilly -1°C (31°F) at night to a mild 14°C (57°F) during the day, resulting in an average of 8°C (46°F). The month is marked by high humidity levels at 93%, contributing to a damp atmosphere. Rainfall is frequent, with 20 days of precipitation accumulating to about 139 mm (5.5 in), making it one of the wettest months of the year. Visitors to Dieppe can expect a blend of gloomy skies and brisk air, setting the stage for a picturesque winter landscape.

December Temperature in Dieppe

In Dieppe, France, December brings a notable shift as temperatures gradually dip, marking the transition into winter. The month experiences a minimum temperature of -1°C (31°F), creating a crisp atmosphere perfect for cozy gatherings. The average temperature hovers around 8°C (46°F), while daytime highs can reach up to 14°C (57°F), providing a pleasant backdrop for winter strolls along the coastline. Compared to the milder autumn months, December signals the approaching chill of winter, encouraging locals and visitors alike to embrace the seasonal charm, adorned with festive decorations and heartwarming traditions. The temperature patterns reveal a gradual decline leading up to winter, establishing December as a time of reflection and preparation for the colder months ahead.

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

The chart illustrates December temperature patterns in Dieppe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434447505561646561564946
Data source: Temperature data for Dieppe 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 Dieppe

In Dieppe, France, December emerges as the wettest month of the year, with a significant precipitation total of 139 mm (5.5 in), a striking increase compared to the preceding months. This heightened rainfall is reflected in the 20 days of precipitation, marking it as a time when the skies are particularly generous, contributing to the overall trend of increasing moisture during the fall season. While January and February also see considerable rain, they average only around 77 mm and 72 mm respectively, indicating that December sets itself apart as a pivotal month in the climatic rhythm of Dieppe. As winter approaches, residents can expect robust downpours, transforming the landscape and adding a touch of drama to the otherwise serene coastal town.

December Precipitation Trends in Dieppe

The chart displays monthly precipitation patterns in Dieppe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec787278337666497569104101139
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Dieppe

In Dieppe, France, December's humidity reaches a notable 93%, marking the end of a year characterized by fluctuating moisture levels. The winter months bring increased humidity, with December closely following November’s high of 92%. This trend reflects a gradual rise in humidity from the autumn through to winter, peaking at the year's end. As the year progresses from the warm, drier summer months, where humidity drops to a comfortable 68% in August, it gradually climbs back up, signaling the onset of winter's chill. By December, the air is thick with moisture, preparing the coastal town for the cold and dampness typical of the season.

December Average Humidity in Dieppe

This chart illustrates the average monthly humidity levels in Dieppe, 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%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dieppe

In Dieppe, France, the UV Index reveals a clear seasonal trend, with levels peaking during the summer months and dipping notably in winter. December sees a low UV Index of 1, translating to minimal sun exposure risk and a comfortable burn time of 45 minutes. This decrease follows a series of higher readings from June through August, where values reached their peak at 9 during the summer, reflecting a significantly elevated sun exposure risk. As we transition from the warmth of late spring, with an Index of 7 in May, to the colder winter months, it's essential to adapt sun safety practices. For further details and insights, visit Dieppe UV Index.

Maximum UV Index Levels in Dieppe for December

The chart shows the monthly maximum UV Index (UVI) for Dieppe 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.
JanFebMarAprMayJunJulAugSepOctNovDec234679885421
Data source: Dieppe 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 Dieppe

In Dieppe, France, December brings a gentle respite from the bustling summer months, offering 171 hours of sunshine. While this marks a decline from the vibrant summer peak of 429 hours in July, it's a remarkable contrast to the 129 hours seen at the year's beginning in January. The trend showcases a gradual increase from winter through spring, reaching a delightful 412 hours in May. As the year draws to a close, Dieppe's December sunlight hints at the anticipation of brighter days ahead, reminding us of the cyclical nature of the seasons and the beauty found even in the soft glow of winter light.

Monthly Sunshine Duration in Dieppe: December Highlighted

The December sunshine duration represents the total number of hours Dieppe 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.
JanFebMarAprMayJunJulAugSepOctNovDec129h197h290h362h412h419h429h392h331h269h209h171h
Data source: Dieppe December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dieppe During December

In Dieppe, France, the likelihood of enjoying sunny weather in December stands at a modest 20%, reflecting a downward trend as the year draws to a close. This percentage is notably lower compared to the sunnier months of March and April, which boast chances of 44% and 59%, respectively. As the seasons change, the gradual decline from the spring’s brightness to the cooler, cloudier winter months becomes evident. While December might not promise much in the way of sunshine, it bookends a year that showcases a vibrant ascent towards brighter days.

Percentage of Sunny Days in December in Dieppe

The chart illustrates the percentage of sunny days in Dieppe 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 Dieppe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%27%44%59%41%30%39%37%39%35%28%20%
Data source: Dieppe December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dieppe in December

In Dieppe, France, the daylight duration experiences a captivating rhythm throughout the year. December ushers in the winter season with just 8 hours of daylight, mirroring January's brief illumination. As the cold months progress, the days gradually lengthen, peaking in June with a radiant 16 hours of sunlight. The transition from spring to summer brings a significant increase, where May boasts 15 hours, before the days start to wane again as autumn approaches. By November, the daylight decreases to 9 hours, foreshadowing the return to the shorter days of winter. This cyclical dance of light and dark not only defines Dieppe's seasonal character but also paints a vivid backdrop for the coastal town’s festive December atmosphere.

Average Daylight Hours in Dieppe for December

The chart illustrates the variation in daylight duration in Dieppe throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 37m10h 5m11h 55m13h 47m15h 25m16h 15m15h 48m14h 21m12h 33m10h 41m9h 1m8h 9m
Data source: Dieppe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dieppe

As December settles in Dieppe, France, the coastal winds pick up, bringing an invigorating average wind speed of 6.4 m/s (14 mph). This slight uptick follows a trend of fluctuating wind speeds throughout the year, with the autumn months generally experiencing a gradual decline. Notably, December mirrors the blustery conditions of February, indicating a seasonal resurgence in wind intensity during the winter months. As the year draws to a close, the breezy currents serve not only to refresh the coastal landscape but also to remind locals and visitors alike of the dynamic interplay between land and sea in this charming town.

Average December Wind Speed in Dieppe

The chart displays monthly wind speed patterns in Dieppe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.96.45.75.05.93.64.45.14.46.05.36.4 m/s
Data source: Dieppe December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dieppe Compares to Other Months

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

In December, the weather is generally milder with average temperatures around 8°C (46°F), peaking at 14°C (57°F), while the minimum temperature hovers around -1°C (31°F). The month experiences significant rainfall, totaling 139 mm (5.5 in) over approximately 20 days, coupled with high humidity at 93%. In contrast, January sees slightly cooler conditions, with an average temperature of 6°C (43°F) and a minimum of -3°C (27°F). Rainfall decreases to 77 mm (3.0 in) across 13 days, and humidity levels are somewhat lower at 91%. For more details on the January weather, you can visit Dieppe weather in January.

December and February exhibit notable differences in weather patterns. December tends to be slightly warmer overall, with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 14°C (57°F), but it also sees higher precipitation, with 139 mm (5.5 in) spread over 20 days. In contrast, February's temperatures dip a bit colder, with minimums of -4°C (25°F) and maximums reaching 16°C (61°F), yet it is characterized by significantly less precipitation at 72 mm (2.8 in) over just 13 days. Humidity levels are relatively high in both months, but February is slightly lower at 89% compared to December's 93%. For more specific details on February's climate in Dieppe, you can visit Dieppe weather in February.

December weather typically features milder temperatures compared to March, with average highs reaching around 14°C (57°F) and a minimum temperature of -1°C (31°F), whereas March can dip down to -5°C (23°F) at night, despite the potential for a warmer maximum temperature of 20°C (68°F) during the day. December is also wetter, with 139 mm (5.5 in) of precipitation over approximately 20 days, compared to March’s 78 mm (3.1 in) over 16 days. Furthermore, December experiences slightly higher humidity levels at 93%, contrasted with March's 85%. For a detailed look at the weather specifics, check Dieppe weather in March.

December and April present distinctly different weather patterns. In December, temperatures range from a chilly -1°C (31°F) at night to a mild 14°C (57°F) during the day, with an average of 8°C (46°F). The month is quite wet, receiving 139 mm (5.5 in) of precipitation over about 20 days, and the humidity is high at 93%. In contrast, April brings a more temperate climate, with minimum temperatures of 1°C (34°F) and maximums reaching 22°C (71°F). The average temperature in April is slightly warmer at 10°C (50°F), and it's much drier, accumulating only 33 mm (1.3 in) of rain over just 7 days, coupled with a lower humidity level of 84%. For a closer look at the specifics of April weather, you can explore Dieppe weather in April.

In December, the weather tends to be much colder, with temperatures ranging from a low of -1°C (31°F) to a maximum of 14°C (57°F) and an average temperature of 8°C (46°F). The month is also characterized by high humidity at 93% and significant precipitation, totaling 139 mm (5.5 in) over about 20 days. In contrast, May brings milder and more pleasant weather, with temperatures starting at 5°C (42°F) and peaking at 24°C (76°F), averaging around 13°C (55°F). Rainfall is less frequent, totaling 76 mm (3.0 in) across 12 days, with a lower humidity level of 82%. For more on the delightful climate of May in Dieppe, be sure to check Dieppe weather in May.

December weather in Dieppe features a chilly climate, with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 14°C (57°F). The month is quite damp, receiving 139 mm (5.5 in) of precipitation over 20 days, contributing to a high humidity level of 93%. In contrast, June ushers in warmer temperatures, with averages between 9°C (49°F) and a peak of 31°C (87°F). With significantly reduced precipitation of 66 mm (2.6 in) spread over just 10 days and a lower humidity of 80%, June offers a much more pleasant and dry experience. For a more detailed look at the climate, check out Dieppe weather in June.

December and July in Dieppe present a stark contrast in weather conditions. December is characterized by chilly temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 14°C (57°F), with high humidity levels at 93%. The month sees significant precipitation, totaling 139 mm (5.5 in), spread over 20 days, creating a damp and wintry atmosphere. In contrast, July offers a much warmer experience, with temperatures varying from a minimum of 12°C (53°F) to a maximum of 34°C (93°F). It has significantly less rainfall, with only 49 mm (1.9 in) over 9 days and a more comfortable humidity level of 73%. For more details, check out Dieppe weather in July.

December and August present strikingly different weather conditions. In December, temperatures range from a chilly -1°C (31°F) at their lowest to a mild 14°C (57°F) at their peak, with an average of 8°C (46°F). The month is characterized by high humidity levels at 93%, along with substantial rainfall of 139 mm (5.5 in) spread over 20 days. In contrast, August experiences much warmer temperatures, with a minimum of 12°C (54°F) and a maximum soaring to 33°C (91°F), and an average of 18°C (65°F). Precipitation in August is significantly less, totaling 75 mm (2.9 in) over just 14 days, and the humidity drops to a more pleasant 68%. For more detailed insights, check out Dieppe weather in August.

December and September present contrasting weather patterns. In December, temperatures range from a chilly -1°C (31°F) at night to a mild 14°C (57°F) during the day, with an average temperature of 8°C (46°F). This month is quite wet, experiencing 139 mm (5.5 in) of precipitation over 20 days and high humidity levels of 93%. In comparison, September offers a much warmer climate, with minimums around 8°C (47°F) and maximums peaking at 26°C (80°F), averaging 16°C (62°F). The precipitation in September is significantly lower at 69 mm (2.7 in) over just 12 days, with a humidity level of 76%. For more details, check out Dieppe weather in September.

In Dieppe, December typically experiences cooler temperatures compared to October, with a minimum of -1°C (31°F) and an average of 8°C (46°F), while October sees milder conditions with a minimum of 4°C (40°F) and an average of 14°C (57°F). December is also characterized by increased precipitation, totaling 139 mm (5.5 in) over 20 days, compared to October's 104 mm (4.1 in) over 16 days. Additionally, December has higher humidity levels at 93%, whereas October's humidity is slightly lower at 88%. For a more detailed look at October's climate, check out Dieppe weather in October.

In comparing the weather of December to that of November, December tends to be cooler with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 14°C (57°F), while November experiences slightly warmer averages, with temperatures ranging from 1°C (35°F) to 18°C (64°F). Additionally, December sees increased precipitation, totaling 139 mm (5.5 in) over 20 days compared to November's 101 mm (4.0 in) across 16 days. The humidity levels remain quite similar, with December at 93% and November at 92%. For more insights on November weather patterns, you can visit Dieppe weather in November.

Compare Dieppe's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dieppe

As December rolls into Dieppe, the weather transforms noticeably from the milder months preceding it. With a cool average temperature hovering around 8°C (46°F), the chill begins to settle in, accompanied by increased precipitation, making this month one of the wetter times of the year. Additionally, the high humidity levels create a distinct atmosphere, often resulting in overcast skies and a persistent dampness that feels more pronounced than in other months. As you embrace the cozy winter vibe, you might find yourself drawn to the festive spirit that blankets the town, contrasting beautifully with the harsher weather. For those looking to understand Dieppe's climate in more detail, visit Dieppe Climate.