December Weather in Konstanz, Germany

Last updated: February 26, 2025

In December, Konstanz, Germany transforms into a captivating winter landscape where temperatures vary from a chilly -4°C (26°F) to an inviting maximum of 13°C (56°F). The average temperature hovers around 3°C (37°F), setting the scene for a crisp and frosty atmosphere. This month also sees a considerable precipitation total of 111 mm (4.4 in), over 18 days, leading to a high humidity level of 90%. Whether you're exploring the charming streets or enjoying the serene lakeside, December in Konstanz is sure to provide a unique, wintry experience.

December Temperature in Konstanz

In December, Konstanz, Germany experiences a notable transition into winter, with temperatures typically ranging from a chilly -4°C (26°F) at night to a mild 13°C (56°F) during the day. The average temperature sits around 3°C (37°F), offering glimpses of warmth amidst the brisk air. As the year draws to a close, the region's temperatures are notably cooler compared to autumn months, indicating the onset of colder weather. Despite the drop in temperature, December maintains a relatively mild climate when compared to earlier winter months like January and February, where lows plunge further into the negatives. This seasonal shift invites locals and visitors alike to enjoy the charm of winter festivities, even as they bundle up against the cold.

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

The chart illustrates December temperature patterns in Konstanz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343742505666686760514137
Data source: Temperature data for Konstanz 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 Konstanz

In December, Konstanz experiences a notable increase in precipitation, with 111 mm (4.4 in) of rain falling over 18 days. This shift is part of a broader trend as the city transitions into winter, marking the end of a month where rainfall is generally more abundant compared to November's 59 mm (2.3 in). This uptick not only highlights the wetter conditions typical of late autumn but also positions December among the wetter months of the year, comparable to the summer peaks in June (139 mm) and August (143 mm). The persistent rain can create a gloomy atmosphere, yet it also enhances the charm of Konstanz's winter landscape, making it a picturesque destination during this time of year.

December Precipitation Trends in Konstanz

The chart displays monthly precipitation patterns in Konstanz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87728061124139111143939659111
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Konstanz

In December, Konstanz, Germany, experiences a notable rise in humidity, reaching 90%, which mirrors the higher levels seen at the beginning of the year. This month marks a slight increase compared to November's 88%, indicating a trend of elevated moisture in the winter period. The humidity levels exhibit a gradual decline from the peak of 92% in January to a low of 80% in May, before fluctuating slightly in the warmer months. As winter sets in, the humidity returns to earlier highs, creating a cozy but damp atmosphere that characterizes the German lakeside town during this chilly season.

December Average Humidity in Konstanz

This chart illustrates the average monthly humidity levels in Konstanz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Konstanz

As December rolls into Konstanz, Germany, the UV Index dips to a low 1, marking a significant decrease compared to the preceding months. This reduction in UV radiation means that the risk of harm from unprotected sun exposure is minimal, allowing for an extended burn time of 45 minutes. Throughout the year, residents experience a range of UV Index levels, from the low 2 in January to a peak of 9 during the summer months, particularly in June and July, indicating very high exposure risks. Interestingly, as winter sets in, both November and December offer a reprieve with their lower indices, encouraging outdoor activities without the usual sun-related concerns. For those seeking detailed insights on the UV levels throughout the year, check out Konstanz UV Index.

Maximum UV Index Levels in Konstanz for December

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

As December unfolds in Konstanz, Germany, the city bathes in a gentle embrace of sunshine, tallying approximately 168 hours of daylight. While this marks a decline from the vibrant 404 hours in July, it still brightens the darker winter days. Notably, sunlight starts to wane significantly in the late autumn months, plummeting from 200 hours in November, yet December offers a charming contrast with a soft glow that invites reflection and warmth. This shift in daylight enhances the cozy atmosphere, allowing residents and visitors alike to savor the festive spirit while the sun dips lower on the horizon, reminding us that even in the heart of winter, beauty thrives.

Monthly Sunshine Duration in Konstanz: December Highlighted

The December sunshine duration represents the total number of hours Konstanz 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.
JanFebMarAprMayJunJulAugSepOctNovDec150h218h287h349h356h378h404h372h315h269h200h168h
Data source: Konstanz December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Konstanz During December

In Konstanz, Germany, December ushers in a notable decline in sunny weather, with only an 18% chance of sunshine. This trend marks the month as one of the cloudiest of the year, following November, which shares the same likelihood for sun. As the year progresses, the chance of sunny days generally increases, peaking in the spring months—specifically April at 47%—before tapering off again in the latter part of the year. While December may not be ideal for sun-seekers, it offers a cozy charm typical of winter, inviting locals and visitors alike to embrace the festive spirit amid the clouds.

Percentage of Sunny Days in December in Konstanz

The chart illustrates the percentage of sunny days in Konstanz 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 Konstanz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%39%43%47%34%35%33%34%43%31%18%18%
Data source: Konstanz December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Konstanz in December

In Konstanz, Germany, the rhythm of daylight throughout the year presents a captivating tapestry of changing light. As winter settles in, December sees daylight dwindle to 8 hours, mirroring the brief daylight hours of January. However, this seasonal dip is part of a larger trend: from the cold embrace of winter, daylight gradually begins to stretch, culminating in the longest days of summer in June and July, where the sun graces the city with a generous 15 hours of light. As the seasons transition, daylight peaks in spring with April's 13 hours, before gracefully tapering off once again into the autumn and winter months. This cyclical dance of light not only marks the passage of time but also sets the stage for natural transformations in the landscape, inviting residents and visitors alike to appreciate the subtle shifts in their environment.

Average Daylight Hours in Konstanz for December

The chart illustrates the variation in daylight duration in Konstanz throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 52m10h 14m11h 55m13h 40m15h 9m15h 55m15h 31m14h 11m12h 31m10h 47m9h 15m8h 27m
Data source: Konstanz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Konstanz

In December, Konstanz, Germany, experiences a gentle breeze with an average wind speed of 2.5 m/s (6 mph), slightly elevated from the calmer winds of earlier months. The trend reveals a subtle uptick in wind speeds as winter approaches, with December's stats echoing the average of previous months like March and April. This increase often brings a refreshing chill, invigorating the serene lakeside town as it wraps itself in the festive spirit of the season. While winter months typically herald calmer conditions, December's wind serves as a reminder of the crisp air that accompanies the festive celebrations, providing a brisk backdrop to the picturesque winter scenery.

Average December Wind Speed in Konstanz

The chart displays monthly wind speed patterns in Konstanz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.42.52.63.32.02.12.21.92.12.32.5 m/s
Data source: Konstanz December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Konstanz Compares to Other Months

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

In December, temperatures range from a minimum of -4°C (26°F) to a maximum of 13°C (56°F), with an average of 3°C (37°F). The month sees significant precipitation at 111 mm (4.4 in), spread over 18 days, contributing to a high humidity level of 90%. In contrast, January experiences colder conditions, with temperatures dropping to a minimum of -10°C (14°F) and averaging 1°C (34°F), while still reaching up to 14°C (57°F). Precipitation decreases to 87 mm (3.4 in) over 11 days, and humidity remains slightly elevated at 92%. For a more detailed insight, visit Konstanz weather in January.

December and February present contrasting weather conditions, though both months share a similar average temperature of around 3°C (37°F). In December, the temperature ranges from a minimum of -4°C (26°F) to a maximum of 13°C (56°F), accompanied by significant precipitation of 111 mm (4.4 in) over 18 days, and a high humidity level of 90%. Conversely, February experiences colder nights with a minimum of -11°C (13°F) and warmer days peaking at 18°C (64°F), but overall, it sees less precipitation at 72 mm (2.8 in) across 12 days and slightly lower humidity at 89%. This shift indicates a transition from the wetter December to a drier, albeit colder February. For more details on February weather, visit Konstanz weather in February.

December typically presents a chillier ambiance with temperatures ranging from a minimum of -4°C (26°F) to a maximum of 13°C (56°F), averaging around 3°C (37°F). The month is marked by considerable precipitation, totaling 111 mm (4.4 in) over 18 days, alongside high humidity levels at 90%. In contrast, March begins to show signs of warmth with temperatures dipping to a minimum of -11°C (12°F) and climbing to a pleasant 20°C (68°F), averaging 6°C (42°F). Although March experiences slightly less precipitation at 80 mm (3.1 in) over 16 days, the humidity is still relatively high at 87%. For a more detailed look at the weather patterns, check out Konstanz weather in March.

December and April present contrasting weather patterns. In December, temperatures range from a chilly -4°C (26°F) to a mild 13°C (56°F), with an average around 3°C (37°F). This month experiences significant precipitation, totaling 111 mm (4.4 in) over 18 days and high humidity levels at 90%. In contrast, April sees a notable improvement in temperatures, with a minimum of -3°C (27°F), an average of 10°C (50°F), and a maximum soaring to 25°C (77°F). Rainfall is also reduced, with only 61 mm (2.4 in) falling over just 9 days, and humidity sits at a more comfortable 84%. For more insights on the weather, check out Konstanz weather in April.

December and May present contrasting weather patterns. In December, temperatures range from a chilly -4°C (26°F) to a maximum of 13°C (56°F), with an average of just 3°C (37°F). The month is marked by high humidity at 90% and considerable precipitation, totaling 111 mm (4.4 in) over 18 days. In stark contrast, May sees milder conditions, with temperatures rising from a minimum of 2°C (35°F) to a pleasant max of 29°C (85°F), averaging 14°C (57°F). The humidity decreases to 80%, and while May has slightly more precipitation, totaling 123 mm (4.9 in) over 16 days, the overall feel is much warmer and more inviting. For a more detailed look at May weather, check out Konstanz weather in May.

December and June present a striking contrast in weather. In December, temperatures can plummet to a minimum of -4°C (26°F) and reach a maximum of only 13°C (56°F), with an average of around 3°C (37°F). The month also sees considerable precipitation, averaging 111 mm (4.4 in) over 18 days, coupled with high humidity levels of 90%. In contrast, June boasts much milder conditions, with temperatures ranging from a minimum of 8°C (47°F) to a sweltering maximum of 33°C (92°F) and an average of 19°C (66°F). While June experiences slightly more precipitation at 139 mm (5.5 in) over just 14 days, the humidity is lower at 82%, making it a more comfortable month overall. For more details about June weather in Konstanz, you can visit Konstanz weather in June.

December and July present contrasting weather conditions in Konstanz. In December, temperatures are quite chilly, with a minimum of -4°C (26°F) and an average of 3°C (37°F), peaking at a maximum of 13°C (56°F). The month also experiences high humidity levels at 90% and sees precipitation over 18 days, accumulating to 111 mm (4.4 in). In sharp contrast, July boasts a much warmer climate with minimum temperatures of 10°C (50°F), an average of 20°C (68°F), and maximums reaching 33°C (92°F). Despite having similar total precipitation of 111 mm (4.4 in), July has slightly fewer rainy days, about 16, and lower humidity at 83%. For more details on July weather in Konstanz, you can visit Konstanz weather in July.

December and August present contrasting weather patterns. In December, temperatures range from a chilly -4°C (26°F) to a maximum of 13°C (56°F), with an average of around 3°C (37°F), making it the coldest month of the year. Humidity is high at 90% and there are 18 days of precipitation, totaling 111 mm (4.4 in). On the other hand, August boasts a significantly warmer climate, with temperatures varying from a minimum of 9°C (48°F) to a maximum of 34°C (93°F), and an average of 20°C (68°F). The month sees a slightly lower humidity of 80% and experiences 15 days of rainfall, accumulating 143 mm (5.6 in). For more specific details about the weather in August, visit Konstanz weather in August.

When comparing the weather in December and September, several notable differences emerge. December typically experiences colder temperatures, with a minimum of -4°C (26°F) and an average of 3°C (37°F), while September is much milder, boasting a minimum of 4°C (40°F) and an average of 15°C (60°F). Additionally, December sees higher precipitation levels, totaling 111 mm (4.4 in) over 18 days, compared to September's 93 mm (3.7 in) over just 11 days. Humidity also tends to be higher in December at 90%, in contrast to September's 83%. For more detailed information on September's weather, you can visit Konstanz weather in September.

In comparing the weather of December and October, it's evident that December is significantly colder, with average temperatures ranging from a minimum of -4°C (26°F) to a maximum of 13°C (56°F). In contrast, October boasts milder conditions, with temperatures spanning from a minimum of 2°C (36°F) to a comfortable maximum of 22°C (72°F). Precipitation levels are relatively similar, with December receiving 111 mm (4.4 in) over 18 days compared to October's 96 mm (3.8 in) over 13 days. Both months share high humidity levels of around 90%, but the chilly air in December is a stark departure from October’s more temperate climate. For further details on October weather patterns, check out Konstanz weather in October.

In comparing the weather of December to November, December tends to be colder overall, with average temperatures ranging from a minimum of -4°C (26°F) to a maximum of 13°C (56°F), while November's temperatures range from -2°C (29°F) to a more pleasant maximum of 19°C (66°F). November also experiences less precipitation, with 59 mm (2.3 in) over 11 days, as opposed to December's 111 mm (4.4 in) spread across 18 days, contributing to a wetter, more humid environment in December (90% humidity) compared to November's 88%. For more detailed weather information, you can check out Konstanz weather in November.

Compare Konstanz's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Konstanz

As December descends on Konstanz, the city experiences a notable shift in weather compared to the milder months that preceded it. The chill deepens, with temperatures dipping to an average of just 3°C, while frosty nights can plunge to -4°C. This month is also characterized by increased precipitation, making it one of the wetter times of the year with over 18 rainy days that add a layer of humidity, often reaching 90%. The combination of cooler temperatures and frequent rain creates a brisk and cozy atmosphere, perfect for enjoying the charm of the city dressed in winter attire. For a deeper dive into how the seasons shape local weather patterns, check out Konstanz Climate.