December Weather in Dinan, France

Last updated: February 26, 2025

In Dinan, France, December offers a chillier charm, with temperatures ranging from a maximum of 15°C (60°F) to a minimum dip of -3°C (26°F), leading to an average of 8°C (47°F). This month experiences significant rainfall, accumulating 107 mm (4.2 in) over approximately 17 days, contributing to a rather humid atmosphere at around 92%. Visitors can expect a blend of crisp air and intermittent showers, perfect for exploring the medieval streets or cozying up in local cafes, making it a uniquely enchanting time to experience the town's winter allure.

December Temperature in Dinan

In Dinan, France, December ushers in the chill of winter, with temperatures dipping to a minimum of -3°C (26°F). Despite this bite in the air, the month sees a mild average temperature of 8°C (47°F), offering a reprieve as the festive season unfolds. During the day, highs can reach a comfortable 15°C (60°F), allowing for pleasant strolls through the charming medieval streets. As the year winds down, the temperature trends reveal a gradual descent, transitioning from the crisp beginnings of winter in December to the potential deep freezes of January, making it a season to bundle up and enjoy the cozy ambiance of this picturesque town.

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

The chart illustrates December temperature patterns in Dinan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444548525662656461564846
Data source: Temperature data for Dinan 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 Dinan

As December unfolds in Dinan, France, it brings with it a significant uptick in precipitation, recording 107 mm (4.2 in)—the highest monthly total of the year. This increase is accompanied by a notable 17 rainy days, marking a trend towards wetter conditions as winter settles in. Compared to the milder rain patterns seen earlier in the year, such as 54 mm in January and 49 mm in April, December's moisture levels herald the arrival of the season's chill. This pattern not only enhances the lush green landscape typical of the region but also sets a cozy atmosphere for the festive month, where rainy days become inseparable from the charm of Dinan's historical streets.

December Precipitation Trends in Dinan

The chart displays monthly precipitation patterns in Dinan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5467624971925562619976107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Dinan

As winter envelops Dinan, France, December maintains a high humidity level of 92%, mirroring the damp conditions of November. This trend highlights the region’s propensity for moisture during the colder months, where humidity remains consistently elevated from January’s peak at 90% to a slight drop in May. The summer months show a notable contrast, with humidity levels decreasing significantly to a comfortable 69% in July, only to rise again as autumn settles in. Thus, December's humidity reflects a persistent wintery embrace, setting the stage for a cozy holiday atmosphere amid the perennial dampness that characterizes this picturesque town.

December Average Humidity in Dinan

This chart illustrates the average monthly humidity levels in Dinan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dinan

In Dinan, France, the UV Index exhibits a distinct seasonal trend, peaking during the warmer months and tapering off as winter approaches. Throughout December, the UV Index averages a low 1, indicating minimal exposure risk and a comfortable burn time of 45 minutes for most skin types. This drop follows a trajectory from the very high indices of 9 in summer months like June and July, where only 15 minutes of sun exposure is recommended to avoid skin damage. As the year winds down to winter, sunlight becomes more forgiving, making December an ideal month for leisurely outdoor enjoyment without the same concerns as the brighter months. For more detailed insights about UV levels throughout the year, you can visit Dinan UV Index.

Maximum UV Index Levels in Dinan for December

The chart shows the monthly maximum UV Index (UVI) for Dinan 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Dinan 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 Dinan

In Dinan, France, the December sun casts a gentle glow as the year winds down, offering 190 hours of daylight. While this might seem modest compared to the sun-drenched days of July, which basks in 423 hours, there's a discernible rhythm to the year’s light. As the calendar turns from the vibrant months of April and May, where hours peak at 354 and 407, December serves as a serene contrast, reminding us of the cozy charm of winter. The steady decline in sunshine from the radiant heights of summer is palpable; however, even December's daylight is a precious gift, hinting at the renewal that springs just around the corner.

Monthly Sunshine Duration in Dinan: December Highlighted

The December sunshine duration represents the total number of hours Dinan 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.
JanFebMarAprMayJunJulAugSepOctNovDec141h205h290h354h407h393h423h390h330h270h223h190h
Data source: Dinan December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dinan During December

In Dinan, France, the likelihood of sunny weather in December stands at a modest 24%, reflecting a trend of diminishing sunshine as the year draws to a close. As the seasons shift, December's chance of clear skies is notably lower than in the preceding months, particularly April, which boasts a cheerful 57%. This decline in sunshine is consistent, with only January and December offering less favorable odds for sunny days. As winter sets in, residents and visitors alike may need to prepare for more overcast days, urging them to embrace the charm of Dinan's historic streets even when the sun decides to take a break.

Percentage of Sunny Days in December in Dinan

The chart illustrates the percentage of sunny days in Dinan 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 Dinan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%30%44%57%35%33%41%37%40%39%35%24%
Data source: Dinan December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dinan in December

In Dinan, France, December marks the return to shorter days, with daylight lasting a mere 8 hours. This figure mirrors January’s limited sunlight, hinting at the depth of winter’s embrace. As the year progresses from the chilly months of November and December, daylight gradually extends, peaking in June at 16 hours, which ushers in the vibrant warmth of summer. The contrast is stark; while early winter days are characterized by a gentle glow, by mid-year, the sun graces Dinan with abundant light, reaching its zenith. As the seasons transition, it's clear that the rhythm of daylight in Dinan not only shapes daily life but also paints a vivid picture of nature’s cycles throughout the year.

Average Daylight Hours in Dinan for December

The chart illustrates the variation in daylight duration in Dinan throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 47m10h 11m11h 55m13h 43m15h 15m16h 2m15h 37m14h 15m12h 31m10h 45m9h 10m8h 20m
Data source: Dinan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dinan

In December, Dinan, France experiences a notable uptick in wind speed, averaging 4.7 m/s (11 mph), marking one of the gustier months of the year. This wind surge is particularly striking when contrasted with the calmer summers, where speeds hover around 3.7 m/s (8 mph) in both July and August. As the year winds down, the return to brisker conditions is reminiscent of February's peak winds, suggesting a trend where winter months bring renewed vigor to the breezes that sweep across this charming town. The gentle sways of spring and summer give way to the sharper bites of autumn and winter, creating a dynamic interplay of seasonal winds that define Dinan's character throughout the year.

Average December Wind Speed in Dinan

The chart displays monthly wind speed patterns in Dinan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.94.33.84.73.03.73.73.44.13.64.7 m/s
Data source: Dinan December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dinan Compares to Other Months

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

In December, temperatures in the region range from a minimum of -3°C (26°F) to a maximum of 15°C (60°F), with an average temperature of 8°C (47°F). The month experiences considerable precipitation, totaling 107 mm (4.2 in) over approximately 17 days, and maintains a high humidity level of 92%. In contrast, January sees slightly colder temperatures, with lows of -7°C (20°F) and an average of 6°C (44°F), while still reaching up to 16°C (61°F) at its warmest. Precipitation decreases to 54 mm (2.1 in) over about 11 days, and humidity remains relatively high at 90%. For more specific insights into the weather in January, you can check Dinan weather in January.

December and February weather exhibit notable differences, especially in temperature and precipitation patterns. In December, temperatures typically range from a minimum of -3°C (26°F) to a maximum of 15°C (60°F), with an average of 8°C (47°F). The month experiences significant rainfall, accumulating 107 mm (4.2 in) over 17 days and maintaining high humidity at 92%. Conversely, February sees slightly colder temperatures, with a minimum of -5°C (24°F), an average of 7°C (46°F), and a maximum of 20°C (68°F). Precipitation is reduced in February, totaling 67 mm (2.6 in) over 13 days, and humidity is slightly lower at 89%. For more detailed insights on the weather during this month, you can check out Dinan weather in February.

December and March present distinctly different weather patterns. In December, temperatures range from a minimum of -3°C (26°F) to a maximum of 15°C (60°F), with an average of 8°C (47°F) and high humidity levels at 92%. The month also experiences significant precipitation, with 107 mm (4.2 in) over approximately 17 days. In contrast, March sees slightly colder minimum temperatures at -6°C (22°F) but a higher maximum of 23°C (74°F), resulting in an average of 9°C (48°F). Precipitation decreases to 62 mm (2.4 in) across 13 days, and humidity drops to 86%. For more detailed insights, check out Dinan weather in March.

December weather can be quite chilly, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 15°C (60°F) and an average of 8°C (47°F). The month is also marked by frequent precipitation, totaling 107 mm (4.2 in) over 17 days, while humidity remains high at 92%. In contrast, April offers a more moderate climate, with temperatures ranging from -1°C (31°F) to a pleasant 26°C (79°F) and an average of 11°C (52°F). Precipitation drops significantly to 49 mm (1.9 in) across just 9 days, and humidity levels are relatively lower at 84%. For more detailed information, check out Dinan weather in April.

December and May present contrasting weather conditions. In December, temperatures range from a chilly -3°C (26°F) at night to a mild 15°C (60°F) during the day, with an average of 8°C (47°F). High humidity at 92% combined with 107 mm (4.2 in) of precipitation over 17 days creates a damp atmosphere. In contrast, May sees a more temperate climate, with minimum temperatures of 1°C (34°F) and maximums reaching 29°C (85°F), averaging at 14°C (57°F). The month is drier, with only 71 mm (2.8 in) of rain over 11 days and reduced humidity at 80%. For more detailed insights on May weather, check out Dinan weather in May.

December and June showcase strikingly different weather patterns. In December, temperatures range from a chilly -3°C (26°F) to a mild 15°C (60°F), with an average temperature of 8°C (47°F). This month experiences significant precipitation, totaling 107 mm (4.2 in) over approximately 17 days, alongside high humidity at 92%. In contrast, June offers a more temperate climate with temperatures starting at a minimum of 7°C (45°F) and peaking at 34°C (93°F), yielding an average of 17°C (63°F). Precipitation in June drops to 92 mm (3.6 in) across about 12 days and humidity decreases to 80%. For more insights on the weather during this month, visit Dinan weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures can plunge to a minimum of -3°C (26°F), with an average of 8°C (47°F) and maximums reaching 15°C (60°F). The month is also marked by high humidity at 92% and significant precipitation, totaling 107 mm (4.2 in) over 17 days. In sharp contrast, July offers a much warmer climate, starting from a minimum of 9°C (49°F) and averaging 19°C (66°F), with highs soaring up to 36°C (97°F). It’s a drier month with only 55 mm (2.2 in) of rainfall across 9 days and a lower humidity of 69%. For more insights, you can check Dinan weather in July.

In December, temperatures in Dinan can drop as low as -3°C (26°F), with averages around 8°C (47°F) and a high of 15°C (60°F). The month sees significant precipitation, totaling 107 mm (4.2 in) over approximately 17 days, and the humidity is quite high at 92%. In contrast, August offers a much warmer climate, with minimum temperatures around 8°C (46°F), averaging 18°C (65°F), and reaching up to 34°C (94°F). Precipitation is noticeably lower in August at 61 mm (2.4 in) over 11 days, accompanied by a more comfortable humidity level of 73%. For more specific information about August weather in Dinan, you can visit Dinan weather in August.

In comparing the weather of December and September, December presents a cooler and wetter climate. The average temperature in December ranges from a chilly 8°C (47°F) to a maximum of 15°C (60°F), contrasting sharply with September's warmer averages between 16°C (62°F) and 31°C (88°F). Additionally, December experiences more precipitation, totaling 107 mm (4.2 in) over 17 days, compared to September's 61 mm (2.4 in) spread over just 10 days. The humidity remains notably higher in December at 92%, whereas September's humidity is relatively lower at 79%. For more details about the weather during this time, you can find specific information here: Dinan weather in September.

In comparing December and October weather, December is much colder, with average temperatures ranging from a minimum of -3°C (26°F) to a maximum of 15°C (60°F), while October enjoys milder temperatures from a minimum of 4°C (39°F) to a maximum of 24°C (75°F). Additionally, December experiences more precipitation, with 107 mm (4.2 in) spread over 17 days, compared to October's 99 mm (3.9 in) over 13 days. Humidity levels are also higher in December at 92%, compared to 89% in October, making the latter a generally more comfortable month. For detailed insights about October weather, visit Dinan weather in October.

December weather shows a noticeable chill compared to November, with average temperatures dropping from 9°C (49°F) in November to 8°C (47°F) in December. The minimum temperatures in December reach as low as -3°C (26°F), making it significantly colder than November's minimum of 0°C (32°F). Precipitation also increases in December, with 107 mm (4.2 in) over 17 days, compared to November's 76 mm (3.0 in) across 13 days. Humidity remains consistent at 92% for both months, but the overall drop in temperature and increase in rainfall makes December feel much more winter-like. For more details on November conditions, you can check out Dinan weather in November.

Compare Dinan's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dinan

As December wraps Dinan in its cool embrace, the weather takes a notable turn from the milder months. With maximum temperatures hovering around 15°C (60°F) and an average of just 8°C (47°F), there's a brisk chill that sets the tone for the festive season. The days become significantly wetter, with 107 mm (4.2 in) of precipitation spread over 17 days, making it one of the rainier months in the year. Coupled with a high humidity level of 92%, December invites a cozy indoor atmosphere where residents and visitors alike can appreciate the charm of this historic town. For a deeper dive into the seasonal patterns, explore Dinan Climate.