December Weather in Bremen, Germany

Last updated: February 26, 2025

In December, Bremen, Germany experiences a chilly climate marked by a maximum temperature of 14°C (57°F) and an average of 5°C (41°F), dipping to a brisk minimum of -9°C (15°F). The month is also characterized by significant precipitation, totaling 76 mm (3.0 in) over approximately 15 days, contributing to a high humidity level of 90%. This combination of cool temperatures and frequent rain creates a unique, atmospheric backdrop for this charming city during the holiday season.

December Temperature in Bremen

In Bremen, Germany, December marks the onset of winter with temperatures that reflect the season's chill. The month averages around 5°C (41°F), but it can drop as low as -9°C (15°F) at night, creating brisk, frosty mornings. While daytime highs can occasionally reach a modest 14°C (57°F), contrasting sharply with the colder nights, the overall trend indicates a clear transition into the colder months. This drop in temperature from November, paired with the festive atmosphere leading up to the holidays, transforms Bremen into a picturesque winter wonderland. Visitors can expect cool, crisp air, perfect for exploring the city's charming, historic squares adorned with seasonal decorations.

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

The chart illustrates December temperature patterns in Bremen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec383942485564656659534440
Data source: Temperature data for Bremen 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 Bremen

In Bremen, Germany, December marks a notable peak in precipitation, with 76 mm (3.0 in) of rain recorded over an average of 15 days. This sets December apart as one of the wetter months, aligning closely with the trend seen in October and August, which also feature significant rainfall. The increased precipitation during this month contrasts with the drier spring months, particularly April and November, where totals drop to 49 mm (1.9 in). As winter settles in, the consistent drizzle and shorter days foster a cozy atmosphere, inviting residents and visitors alike to embrace the charm of Bremen's festive season amidst the rainfall.

December Precipitation Trends in Bremen

The chart displays monthly precipitation patterns in Bremen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec616064495875747754874976
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bremen

In Bremen, Germany, December ushers in a noticeable embrace of moisture, with humidity levels reaching 90%. This marks a continuation of elevated humidity that begins in the autumn months; November's figures also hover around 90%. As we analyze the year's trends, it's clear that winter months consistently feature higher humidity, with January's levels peaking at 91%. The spring and summer months, however, bring a refreshing reprieve, with humidity dipping to its lowest in June and July at 66%. Overall, as the seasons shift, Bremen's humidity showcases a rhythm of rising moisture as it transitions from cool autumn to the cold grip of winter, providing a stark contrast to the drier summer months.

December Average Humidity in Bremen

This chart illustrates the average monthly humidity levels in Bremen, 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%87%82%73%66%66%67%81%86%90%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bremen

In Bremen, Germany, the UV Index in December drops to a low value of 1, indicating minimal sun exposure risk. This trend towards lower UV levels is consistent as the year concludes, with the winter months typically experiencing less sun intensity. Comparatively, during the sunnier days of summer, the index peaks significantly higher, suggesting a clear shift from very high to low exposure as the seasons change. With a burn time of 45 minutes, even on brighter December days, it’s essential to remain mindful of sun safety without stressing over sunburn. For more details on daily fluctuations, visit Bremen UV Index.

Maximum UV Index Levels in Bremen for December

The chart shows the monthly maximum UV Index (UVI) for Bremen 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578775321
Data source: Bremen 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 Bremen

In Bremen, Germany, the December days are marked by a gentle fade into winter, with the city receiving an average of just 111 hours of sunshine. While the month isn’t the sunniest, it still offers a stark contrast to the brighter spring and summer months, where sunshine peaks at around 394 hours in June. As the year winds down, the gradual decline in daylight is notable, with November already dipping to 163 hours. This trend emphasizes the cozy atmosphere of Bremen during the holiday season, as residents embrace the soft glow of lights and festive cheer rather than the dwindling daylight. The city's fluctuating sunlight serves as a reminder of the cyclical nature of the seasons, inviting both reflection and celebration as the new year approaches.

Monthly Sunshine Duration in Bremen: December Highlighted

The December sunshine duration represents the total number of hours Bremen 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h180h255h345h386h394h392h379h303h237h163h111h
Data source: Bremen December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bremen During December

In Bremen, December typically sees a mere 18% chance of sunny weather, marking it as one of the cloudier months of the year. As the year progresses from January's 14% to the sunnier spring months, we notice a gradual increase in sunshine likelihood, peaking in March and April. However, the arrival of winter brings a decline again, with November dropping to 16% and maintaining a similar trend into December. This seasonal fluctuation highlights Bremen's challenging winter weather, where the prospect of clear skies becomes quite elusive, and residents may be better prepared for overcast days than bright sunshine.

Percentage of Sunny Days in December in Bremen

The chart illustrates the percentage of sunny days in Bremen 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 Bremen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%25%36%39%29%30%27%31%31%25%16%18%
Data source: Bremen December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bremen in December

In Bremen, Germany, the daylight duration takes a noticeable dip in December, with only 7 hours of sunlight. This represents the lowest point in the annual cycle, following a gradual decrease from the 16 hours enjoyed in the peak of summer (June and July). As the seasons transition, daylight begins to wane, peaking at 15 hours in May and gradually dipping down to 8 hours by November. The trend shows a distinct ebb and flow, where winter months feature significantly shorter days, with December marking the threshold before daylight starts to incrementally increase again in January. This seasonal rhythm evokes the quiet beauty of winter, as the city embraces the tranquil charm of shorter, darker days.

Average Daylight Hours in Bremen for December

The chart illustrates the variation in daylight duration in Bremen throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 11m9h 51m11h 54m14h15h 50m16h 48m16h 17m14h 38m12h 36m10h 32m8h 39m7h 39m
Data source: Bremen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Bremen

As December sweeps into Bremen, the wind picks up to an average speed of 3.7 m/s (8 mph), echoing the trend established throughout the year. Despite the chill in the air, the winter gusts align closely with earlier months, maintaining a consistent flow that’s typical of Bremen's seasonal patterns. While summer months saw a slight dip, with June at its lowest wind speed of 2.5 m/s (6 mph), the transition to winter stabilizes conditions, creating an invigorating backdrop for festive activities. Overall, December's wind seems to reaffirm the city’s characteristic breezy nature, promising a spirited end to the year.

Average December Wind Speed in Bremen

The chart displays monthly wind speed patterns in Bremen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.73.63.83.53.72.53.03.42.94.13.53.7 m/s
Data source: Bremen December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Bremen Compares to Other Months

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

December and January exhibit quite similar weather patterns, although January tends to be slightly colder. In December, temperatures range from a minimum of -9°C (15°F) to a maximum of 14°C (57°F), with an average of 5°C (41°F). The month sees around 76 mm (3.0 in) of precipitation over approximately 15 days and a high humidity level of 90%. In contrast, January has a minimum temperature of -10°C (15°F) and an average of 3°C (38°F), with the same maximum temperature of 14°C (57°F). Precipitation decreases to 61 mm (2.4 in) across 13 days, and humidity rises slightly to 91%. For more detailed insights, you can check out Bremen weather in January.

December and February present stark contrasts in weather patterns, although both months share a chill. In December, temperatures range from a minimum of -9°C (15°F) to a maximum of 14°C (57°F), with an average temperature of 5°C (41°F). Precipitation is relatively high at 76 mm (3.0 in) over 15 days, accompanied by a humidity level of 90%. In contrast, February experiences slightly lower minimum temperatures, dipping to -15°C (5°F), while the average hovers around 4°C (39°F), with a maximum of 18°C (65°F). Precipitation is less frequent, totaling 60 mm (2.4 in) over 12 days, and humidity remains quite similar at 89%. For those interested in more specifics, you can check out Bremen weather in February.

December and March exhibit notable differences in weather patterns, reflecting the transition from winter to early spring. In December, temperatures range from a minimum of -9°C (15°F) to a maximum of 14°C (57°F), with an average of 5°C (41°F). The month experiences 76 mm (3.0 in) of precipitation over about 15 days, coupled with high humidity at 90%. In contrast, March sees slightly colder minimum temperatures at -12°C (11°F), but a higher maximum of 21°C (70°F) and an average of 6°C (43°F). Precipitation decreases to 64 mm (2.5 in) over 11 days, with humidity also lower at 87%. For more detailed insights on March weather, you can visit Bremen weather in March.

December weather is characterized by colder temperatures, with averages around 5°C (41°F) and nighttime lows plunging to -9°C (15°F). The month experiences significant precipitation over about 15 days, contributing to a high humidity of 90%. In contrast, April sees a mild transition with average temperatures rising to 9°C (48°F) and maximums reaching 26°C (80°F). There is less rain, totaling 49 mm (1.9 in) over just 9 days, and humidity decreases slightly to 82%. For more insights, you can check Bremen weather in April.

In December, the weather is characterized by colder temperatures, with a minimum of -9°C (15°F) and an average of just 5°C (41°F). The month receives a significant amount of precipitation, totaling 76 mm (3.0 in) over approximately 15 days, and the high humidity level of 90% adds to the chilly atmosphere. In contrast, May offers a much milder climate, with temperatures ranging from a minimum of -1°C (30°F) to a comfortable maximum of 32°C (90°F), averaging around 13°C (56°F). With only 58 mm (2.3 in) of precipitation over 12 days and a lower humidity of 73%, May tends to feel more pleasant and inviting. For more details, check out Bremen weather in May.

December and June showcase striking contrasts in weather. In December, temperatures can drop as low as -9°C (15°F), with an average of 5°C (41°F) and a maximum of 14°C (57°F), creating a chilly atmosphere marked by high humidity at 90%. This month also experiences considerable precipitation, averaging 76 mm (3.0 in) over about 15 days. In contrast, June offers a much milder climate, with temperatures ranging from a minimum of 5°C (41°F) to a warm maximum of 33°C (92°F), averaging around 18°C (65°F). While June sees similar precipitation levels at 75 mm (2.9 in), it enjoys fewer rainy days, totaling just 10, and a much lower humidity of 66%. For more detailed insights, visit Bremen weather in June.

In December, the weather is significantly colder, with temperatures ranging from a minimum of -9°C (15°F) to a maximum of 14°C (57°F), averaging around 5°C (41°F). The month experiences about 76 mm (3.0 in) of precipitation over 15 days, accompanied by high humidity levels at 90%. In contrast, July offers much milder conditions, with temperatures varying from a minimum of 7°C (45°F) to a scorching maximum of 37°C (99°F), averaging 18°C (65°F). Precipitation in July is slightly lower at 74 mm (2.9 in) over 14 days, and the humidity is considerably reduced at 66%. This stark contrast highlights December's chilly and damp atmosphere compared to July's warm and drier climate. For more details on Bremen's July weather, you can check this link: Bremen weather in July.

December and August present strikingly different weather patterns. In December, temperatures can plunge to a minimum of -9°C (15°F), with average highs only reaching about 5°C (41°F). The month is marked by high humidity at 90% and frequent precipitation, averaging 76 mm over 15 days. In contrast, August enjoys significantly milder conditions, with nighttime lows around 6°C (43°F) and daytime highs soaring to 35°C (96°F). This month experiences a more comfortable humidity level at 67% and similar precipitation levels, amounting to 77 mm over 14 days. For more detailed insights, you can check Bremen weather in August.

In Bremen, December presents a stark contrast to September in terms of weather conditions. December's temperatures can plunge as low as -9°C (15°F) with an average of 5°C (41°F), while September enjoys a milder range from 3°C (38°F) to a warm maximum of 31°C (89°F). Precipitation in December is more frequent, occurring over 15 days and totaling 76 mm (3.0 in), compared to September's 54 mm (2.1 in) spread across 10 days. Additionally, December's humidity is notably higher at 90%, surpassing September's 81%. For more detailed weather insights, you can visit Bremen weather in September.

Comparing the weather between December and October reveals significant differences. In October, temperatures range from a minimal -4°C (26°F) to a comfortable maximum of 27°C (81°F), with an average of 12°C (53°F). In contrast, December experiences much colder conditions, with minimum temperatures dropping to -9°C (15°F) and an average of just 5°C (41°F). Precipitation levels are slightly higher in October at 87 mm (3.4 in) over 14 days, compared to December’s 76 mm (3.0 in) across 15 days. Humidity is slightly lower in October at 86%, while December sees a higher level of 90%. For more details on October weather, check out Bremen weather in October.

December weather is notably colder than November, with average temperatures dropping from 7°C (45°F) in November to 5°C (41°F) in December. The minimum temperature in December dips further to -9°C (15°F), while November's low is a milder -3°C (27°F). Precipitation levels also increase in December, with 76 mm (3.0 in) recorded over 15 days, compared to 49 mm (1.9 in) over 12 days in November. Despite these differences, both months maintain a high humidity level of 90%. For a closer look at November's conditions, you can visit Bremen weather in November.

Compare Bremen's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Bremen

As December creeps in, Bremen transforms into a winter wonderland, bringing a unique chill that stands out from the milder months. With temperatures dipping significantly, this month is characterized by its crisp air and increased humidity, creating a cozy atmosphere perfect for warm drinks and festive gatherings. While rainfall is frequent, the soft touch of snowflake sightings adds a magical layer to the city’s charm. As you prepare for the holiday season, take a moment to appreciate how December’s climate fosters a distinct ambiance that sets it apart from the rest of the year. For a detailed look at Bremen's year-round weather patterns, explore the Bremen Climate.