December Weather in Weimar, Germany

Last updated: February 26, 2025

In Weimar, Germany, December brings a captivating wintry charm, with temperatures ranging from a maximum of 14°C (57°F) to a brisk minimum of -12°C (11°F). The average temperature hovers around a chilly 3°C (38°F), creating an atmosphere perfect for warm drinks and cozy gatherings. This month also sees 55 mm (2.2 in) of precipitation spread over 14 days, contributing to the city's misty allure. With humidity levels at a striking 92%, the air feels crisp and fresh, inviting visitors to experience the enchanting beauty of Weimar during this picturesque winter season.

December Temperature in Weimar

In December, Weimar, Germany, experiences a chill that sets the atmosphere for winter's embrace. With temperatures ranging from a brisk minimum of -12°C (11°F) to a comfortable maximum of 14°C (57°F), the average temperature rests at around 3°C (38°F). This month reflects a consistent drop as the year winds down, showing a marked contrast to the milder temperatures of the preceding months. As the winter solstice approaches, the cold bites sharper, yet the occasional rise to just above freezing offers a hint of warmth amid the frost. December's frigid air invites opportunities for cozy gatherings and seasonal festivities, making it a unique time to experience Weimar's charm.

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

The chart illustrates December temperature patterns in Weimar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353741485666676859524238
Data source: Temperature data for Weimar 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 Weimar

In December, Weimar experiences a notable uptick in precipitation, with an average of 55 mm (2.2 in) spread across 14 days, marking one of the wetter months of the year. This increase in rainfall follows a trend of declining precipitation during November, where only 39 mm (1.5 in) fell over 10 days. December's moisture prepares the landscape for the winter season, offering a stark contrast to the drier summer months, such as August, which recorded 72 mm (2.9 in) over just 10 days. This late-year surge in rainfall contributes to the region’s overall annual precipitation and supports the vibrant ecosystem. The pattern of December's precipitation reinforces a transition into the colder months, highlighting how Weimar's weather, while variable, remains dynamic and essential for its natural beauty.

December Precipitation Trends in Weimar

The chart displays monthly precipitation patterns in Weimar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec464253336748617346503955
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Weimar

In December, Weimar, Germany, experiences a peak in humidity, reaching 92%, making it one of the most humid months of the year. Following a gradual decline from the higher levels seen in January (91%) and February (90%), December marks a notable increase from the preceding months, particularly after the relative dryness of May (75%). This trend indicates a seasonal shift as cold air descends, trapping moisture and creating a chill that extends through the winter. The consistent high humidity levels throughout the late autumn months, culminating in December, contribute to Weimar's characteristic crispness and chill, setting the stage for a picturesque winter atmosphere.

December Average Humidity in Weimar

This chart illustrates the average monthly humidity levels in Weimar, 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%90%88%83%75%79%79%79%83%87%90%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Weimar

In December, Weimar, Germany experiences a significant drop in UV exposure, with the UV Index reaching a low rating of 1. This indicates minimal risk of harm from unprotected sun exposure, allowing residents and visitors to spend up to 45 minutes outdoors without concern for sunburn. Following a year of fluctuating UV levels—from a moderate 4 in March to a peak of 8 in both June and July—December provides a welcome reprieve, making it a safe time to enjoy the winter scenery without the worry of harmful UV rays. For more detailed insights into the UV Index throughout the year, visit Weimar UV Index.

Maximum UV Index Levels in Weimar for December

The chart shows the monthly maximum UV Index (UVI) for Weimar 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.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Weimar 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 Weimar

In Weimar, Germany, the month of December brings a gentle decline in sunshine, with just 128 hours of daylight to complement the winter chill. As the year progresses, sunlight peaks in the summer months, notably in July with 406 hours, and gradually wanes as autumn takes hold, leading to the darker days of December. This trend reflects a natural cycle where the warmth of May and June, at 376 and 396 hours respectively, gives way to shorter days, reminding us of the serene beauty of winter's embrace. Despite December's limited sunlight, each hour carries its own charm, inviting weimarites to appreciate the quieter moments of the season.

Monthly Sunshine Duration in Weimar: December Highlighted

The December sunshine duration represents the total number of hours Weimar 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h192h262h338h376h396h406h371h309h250h170h128h
Data source: Weimar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Weimar During December

In Weimar, Germany, the likelihood of sunny weather in December stands at 13%, making it one of the least promising months for sun, second only to January. This trend of diminishing sunshine is evident as the year progresses, with November recording a slightly higher 17% chance, marking a notable dip as winter approaches. January sees the sun's absence linger, with its mere 12% chance. The middle months of the year, particularly March and September, showcase a more optimistic range of 36%, hinting at a seasonal shift where longer days and warmer temperatures contribute to more favorable weather. As December settles in, the sun fades behind the clouds, signaling the deepening cold and inviting a heavier blanket of winter.

Percentage of Sunny Days in December in Weimar

The chart illustrates the percentage of sunny days in Weimar 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 Weimar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%27%36%32%33%28%31%30%36%31%17%13%
Data source: Weimar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Weimar in December

As December arrives in Weimar, Germany, daylight begins to wane, marking the shortest days of the year with only 7 hours of sunlight. This trend is part of a gradual decline that starts from the peak of 16 hours in June, where long summer days illuminate the landscape. As the months progress, daylight steadily decreases, dipping to 8 hours in November before reaching its December low. The contrast is striking as we transition from the brightness of spring and summer—where daylight extends well beyond 12 hours during the warmer months—to the cozy, twilight-drenched winter days. This rhythm of light not only influences daily life in Weimar but also paints a vivid seasonal portrait of nature's cyclical dance between darkness and light.

Average Daylight Hours in Weimar for December

The chart illustrates the variation in daylight duration in Weimar 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 33m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m7h 59m
Data source: Weimar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Weimar

In December, Weimar, Germany experiences an average wind speed of 3.2 m/s (7 mph), which aligns closely with the trends observed in earlier months of the year. As the seasons transition, wind speeds remain relatively stable, fluctuating slightly around this mark. Notably, while the summer months witness the lowest averages—hovering around 2.1 to 2.9 m/s—the onset of winter brings a slight resurgence. This mild December breeze is a reminder of the region's robust climate, contrasting with the calmer days of June and July. Overall, the wind patterns in Weimar showcase a gentle consistency, creating an engaging backdrop for the city's rich cultural heritage as the year draws to a close.

Average December Wind Speed in Weimar

The chart displays monthly wind speed patterns in Weimar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.42.83.23.13.72.12.52.92.43.23.13.2 m/s
Data source: Weimar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Weimar Compares to Other Months

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

December and January exhibit similar temperature ranges, with both months experiencing minimums around -12°C (11°F) and maximums reaching 14°C (57°F). However, December tends to be slightly milder with an average temperature of 3°C (38°F) compared to January's 2°C (36°F). Precipitation decreases from 55 mm (2.2 in) in December to 46 mm (1.8 in) in January, along with a slight reduction in rainy days from 14 to 12. Humidity levels remain high in both months, with December at 92% and January slightly lower at 91%. For more specifics on January weather patterns, you can refer to Weimar weather in January.

December tends to be milder than February, with average temperatures hovering around 3°C (38°F) compared to February's similar average of 3°C (37°F), albeit with colder minimums reaching -19°C (-3°F) in February. While December experiences higher maximum temperatures reaching up to 14°C (57°F), February can warm up to 18°C (65°F). Precipitation is more frequent in December, with rain or snow occurring on about 14 days, compared to just 9 days in February. Additionally, humidity levels remain high in both months, at 92% for December and 90% for February. For a more detailed look at February weather specifics, check out Weimar weather in February.

December and March present contrasting weather conditions despite their similar minimum temperatures. In December, average temperatures hover around 3°C (38°F), with maximums reaching 14°C (57°F), while March witnesses a slight increase, boasting an average of 5°C (41°F) and maximums soaring to 21°C (71°F). Both months experience comparable precipitation levels, with December seeing 55 mm (2.2 in) over 14 days and March recording 53 mm (2.1 in) across 13 days. Humidity levels are slightly higher in December at 92%, while March maintains a lower humidity at 88%, offering a more invigorating feel. For more detailed information, you can check Weimar weather in March.

The weather in December is characterized by colder temperatures, with averages around 3°C (38°F) and minimums dropping as low as -12°C (11°F). It experiences a higher level of humidity at 92% and receives about 55 mm (2.2 in) of precipitation over 14 days. In contrast, April sees milder conditions, with average temperatures rising to 9°C (48°F) and maximums reaching 27°C (81°F). It is also relatively drier, with only 32 mm (1.3 in) of precipitation spread over 8 days and lower humidity at 83%. For more detailed information about April weather specifically, you can visit Weimar weather in April.

December weather is characterized by cold temperatures, with a minimum of -12°C (11°F) and an average temperature of just 3°C (38°F). The month sees a decent amount of precipitation at 55 mm (2.2 inches) spread over 14 days, accompanied by a high humidity level of 92%. In contrast, May offers a much warmer climate, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 30°C (86°F) and an average of 13°C (56°F). While May has slightly higher precipitation at 67 mm (2.6 inches) over 11 days, the humidity drops to a more comfortable 75%. For a detailed look at what to expect, visit Weimar weather in May.

In December, the weather is characterized by much colder temperatures, with a minimum of -12°C (11°F) and an average of 3°C (38°F), while the maximum can reach 14°C (57°F). The month sees a total precipitation of 55 mm (2.2 in) spread across 14 days, accompanied by high humidity levels of 92%. In contrast, June brings much warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 36°C (97°F), averaging at 19°C (66°F). Precipitation in June is slightly lower at 48 mm (1.9 in) over just 9 days, and humidity is also lower at 79%. For a detailed look at the climate in June, you can visit Weimar weather in June.

December and July present strikingly different weather conditions. In December, temperatures can plunge as low as -12°C (11°F) and average around 3°C (38°F), with maximums reaching 14°C (57°F). The month is characterized by high humidity at 92% and more frequent precipitation, with about 55 mm (2.2 in) falling over 14 days. In stark contrast, July offers much warmer temperatures, ranging from a minimum of 7°C (45°F) to an average of 19°C (67°F) and soaring highs up to 37°C (99°F). While it sees slightly more precipitation at 61 mm (2.4 in), it occurs over just 8 days, and the humidity is lower at 79%. To explore more about July weather, check out Weimar weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures can plummet to a minimum of -12°C (11°F) and only rise to an average of 3°C (38°F), making it a chilly month with high humidity levels at 92%. Precipitation occurs over 14 days, totaling 55 mm (2.2 in). In contrast, August enjoys much warmer temperatures, with a minimum of 7°C (45°F) and a maximum reaching 37°C (98°F), resulting in an average of 20°C (68°F). The summer month has lower humidity at 79% and slightly more precipitation, summing up to 72 mm (2.9 in) over about 10 days. For more details on the climate during this time, check out Weimar weather in August.

The weather in December and September presents a stark contrast in terms of temperature and humidity. December temperatures range from a chilly minimum of -12°C (11°F) to a milder maximum of 14°C (57°F), averaging around 3°C (38°F). In contrast, September boasts a more comfortable climate, with temperatures swinging from a low of 1°C (34°F) to a high of 33°C (91°F), averaging at a pleasant 15°C (59°F). While December experiences higher humidity at 92% and more precipitation with 55 mm (2.2 in) over 14 days, September has a lower humidity of 83% with 46 mm (1.8 in) of precipitation over just 7 days. For more details on the weather in September, you can check this link: Weimar weather in September.

December weather in Weimar is marked by colder temperatures, with a minimum of -12°C (11°F) and an average of 3°C (38°F), compared to the milder October, which enjoys a minimum of -1°C (30°F) and an average of 11°C (52°F). The maximum temperatures in December reach up to 14°C (57°F), significantly lower than October's warm peak of 26°C (80°F). Precipitation is slightly higher in December at 55 mm (2.2 in) over 14 days, compared to October's 49 mm (1.9 in) over 11 days, though December's humidity is notably higher at 92% compared to October's 87%. For a more detailed look at October's climate, you can visit Weimar weather in October.

December weather generally features colder temperatures compared to November, with an average high of 3°C (38°F) and a low reaching as low as -12°C (11°F), contrasting with November's warmer averages of 6°C (42°F) and highs of 20°C (68°F). Precipitation levels increase slightly in December to 55 mm (2.2 in), occurring over 14 days, while November sees less rain at 39 mm (1.5 in) over 10 days. Humidity remains high in both months, but December edges slightly higher at 92% compared to November's 90%. For more detailed insights, you can visit Weimar weather in November.

Compare Weimar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Weimar

In December, Weimar transforms into a winter wonderland as temperatures drop significantly compared to earlier months, plunging to an average of around 3°C (38°F). The chill is palpable, with occasional peaks reaching a mild 14°C (57°F), but the nights can be frigid, dipping down to a brisk -12°C (11°F). Amidst this cooler climate, residents can expect frequent rain showers, contributing to a total of 55 mm (2.2 in) of precipitation over about half the month. With humidity hovering around 92%, the air feels heavy and cold, contrasting sharply with the warmer, drier conditions of autumn. For more insights into the average weather patterns throughout the year, visit Weimar Climate.