December Weather in Dahlem, Germany

Last updated: February 26, 2025

December in Dahlem, Germany brings a chilly embrace, with maximum temperatures reaching 13°C (56°F) and an average of just 3°C (38°F). Residents and visitors alike can expect brisk conditions, with lows plunging to -5°C (23°F). This month is characterized by significant precipitation, totaling 107 mm (4.2 in) over 18 days, making umbrellas a common sight. The air is thick with humidity, averaging an impressive 93%, creating a distinctly crisp atmosphere perfect for winter strolls or cozy indoor gatherings.

December Temperature in Dahlem

In December, Dahlem, Germany, experiences a crisp winter chill, with temperatures showcasing a gradual transition from the coldest months of the year. The minimum temperature hovers around -5°C (23°F), while the average climbs slightly to about 3°C (38°F), leading to a maximum of 13°C (56°F). This month tends to mark the onset of stable winter conditions, reflecting a consistent drop from the milder temperatures of November. The average temperature remains relatively low, creating the perfect atmosphere for cozy outdoor activities and seasonal festivities, while still providing glimpses of warmth from occasional milder days. As winter sets in, the enchanting landscape around Dahlem becomes a picturesque backdrop, inviting both locals and visitors to embrace the charm of the season.

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

The chart illustrates December temperature patterns in Dahlem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353742485463656457504138
Data source: Temperature data for Dahlem 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 Dahlem

In Dahlem, Germany, December is notably the rainiest month of the year, with an impressive 107 mm (4.2 in) of precipitation falling over 18 days. This marks a significant increase compared to the preceding months, where precipitation amounts hover around the 60-70 mm range on average. The extended rainy days in December not only highlight the shift in weather patterns as winter sets in but also contribute to the overall tranquil ambiance of the season. While the month of November experiences just 59 mm of rain over 11 days, December's wetter conditions play a crucial role in refreshing the landscape and preparing Dahlem for the colder months ahead, setting a distinct tone as nature transitions into winter.

December Precipitation Trends in Dahlem

The chart displays monthly precipitation patterns in Dahlem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6767773869697162566759107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Dahlem

In Dahlem, Germany, December marks the peak of humidity, reaching an average of 93%, which is the highest point in the year. Over the months, a notable trend emerges: humidity levels tend to decrease from January (91%) through May (81%), creating a transition from the damp winter months into the milder qualities of late spring. However, as summer gives way to autumn, humidity levels rise again, peaking in the colder months. The steady increase from October (89%) through December suggests a return to the chillier, wetter conditions that characterize the region, reinforcing Dahlem's reputation for its significant winter moisture.

December Average Humidity in Dahlem

This chart illustrates the average monthly humidity levels in Dahlem, 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%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dahlem

In December, the UV Index in Dahlem, Germany dips to a low level of 1, indicating minimal risk for harm from unprotected sun exposure. This marks a notable decline from the high summer months, where the index peaked at 9 in June. As daylight shortens and temperatures drop, residents can safely enjoy outdoor activities with an extended burn time of 45 minutes before needing protection. This seasonal trend showcases a shift from the more intense UV exposure of spring and summer, where high and very high categories dominated the charts, to a more forgiving winter climate. As you navigate the winter months, keep the UV levels in mind—learn more about the current conditions at Dahlem UV Index.

Maximum UV Index Levels in Dahlem for December

The chart shows the monthly maximum UV Index (UVI) for Dahlem 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.
JanFebMarAprMayJunJulAugSepOctNovDec234689876421
Data source: Dahlem 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 Dahlem

December in Dahlem, Germany, marks a distinct transition as daylight begins to wane, with only 104 hours of sunshine illuminating the month. This decline is part of a broader trend observed throughout the year, where the sunniest months, June and July, bask in over 400 hours of daylight, offering a stark contrast to the gloomier winter months. As the calendar flips from November's 165 hours to December, residents experience a noticeable drop, hinting at the onset of winter's chill. This gradual decrease is palpable after the vibrant colors of spring and summer, emphasizing the cyclical nature of sunlight and the changing seasons in Dahlem.

Monthly Sunshine Duration in Dahlem: December Highlighted

The December sunshine duration represents the total number of hours Dahlem 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h188h250h347h381h401h404h378h311h225h165h104h
Data source: Dahlem December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dahlem During December

In December, Dahlem, Germany experiences a notably low chance of sunny weather, with only an 11% likelihood of sunshine, making it one of the dreariest months of the year. This follows a trend of decreasing sunlight as the year progresses, particularly evident when comparing December to the sunnier spring months like April (46%) and March (41%). The overall pattern shows that while winter months typically bring a drop in sun exposure, December stands out with a significant decline compared to November's 17% chance. As the year closes, residents can generally expect gloomier skies, urging them to embrace indoor activities and cozy gatherings.

Percentage of Sunny Days in December in Dahlem

The chart illustrates the percentage of sunny days in Dahlem 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 Dahlem experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%31%42%46%30%31%33%29%39%27%17%11%
Data source: Dahlem December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dahlem in December

In Dahlem, Germany, daylight duration undergoes a notable seasonal transformation throughout the year. Beginning with 8 hours in January, daylight gradually increases, peaking at a radiant 16 hours in June. As summer fades, the light diminishes, dropping back to 14 hours in August and gradually declining again to 10 hours in October. By November, daylight is reduced to 9 hours, culminating in another 8-hour day in December. This rhythmic pattern highlights the contrast between longer, vibrant summer days and the shorter, subdued light of winter, inviting residents to embrace the diverse experiences each season offers.

Average Daylight Hours in Dahlem for December

The chart illustrates the variation in daylight duration in Dahlem throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 35m10h 4m11h 55m13h 48m15h 26m16h 17m15h 50m14h 22m12h 33m10h 41m9h8h 7m
Data source: Dahlem daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dahlem

As December rolls into Dahlem, Germany, the wind begins to pick up slightly, averaging 3.4 m/s (8 mph)—a gentle reminder of the winter chill to come. Transitioning from the milder autumn months, where November recorded a slightly lower 2.9 m/s (7 mph), December's breeze signals a subtle shift in the seasonal rhythm. Interestingly, this month’s winds are comparatively brisker than the summer's calm, which saw its lowest average wind speeds in June at 2.5 m/s (6 mph). Overall, December's winds reflect a consistent trend of increasing speed as the year comes to a close, providing a refreshing contrast to the stillness of the warmer months, while maintaining a comfortable chill that embodies the spirit of winter.

Average December Wind Speed in Dahlem

The chart displays monthly wind speed patterns in Dahlem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.93.73.63.34.12.52.93.22.33.62.93.4 m/s
Data source: Dahlem December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dahlem Compares to Other Months

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

In December, temperatures in Dahlem range from a minimum of -5°C (23°F) to a maximum of 13°C (56°F), with an average temperature of 3°C (38°F). The month sees a relatively high precipitation level of 107 mm (4.2 in) spread over 18 days, contributing to a humidity level of 93%. In contrast, January experiences even colder conditions, with a minimum temperature of -13°C (8°F) and a maximum of 11°C (52°F), resulting in an average temperature of 2°C (35°F). Additionally, January has lower precipitation at 67 mm (2.7 in) over 12 days and a slightly lower humidity level of 91%. For more detailed insights on February's weather, check out Dahlem weather in January.

December weather is characterized by milder averages, with temperatures ranging from a minimum of -5°C to a maximum of 13°C. It experiences significant precipitation, totaling 107 mm over 18 days, and has a high humidity level of 93%. In contrast, February tends to be colder, with minimum temperatures dropping to -11°C, yet it reaches a maximum of 18°C, showcasing the potential for warmer days. February sees less precipitation, accumulating only 67 mm across 11 days, and slightly lower humidity at 90%. For a detailed look at what to expect, check out Dahlem weather in February.

When comparing the weather in December and March, there are notable differences in temperature and precipitation. December experiences milder temperatures, with an average of 3°C (38°F) and a maximum of 13°C (56°F), while March sees a greater temperature range, with lows dropping to -12°C (10°F) and highs reaching up to 21°C (71°F). December is also characterized by higher humidity at 93% and more precipitation, totaling 107 mm (4.2 in) over 18 days, compared to March's 77 mm (3.0 in) over 15 days. For more detailed information, visit Dahlem weather in March.

December weather is characterized by colder temperatures, with minimums plunging to -5°C (23°F) and averages around 3°C (38°F). The month sees significant precipitation, totaling 107 mm (4.2 in) over 18 days, along with high humidity at 93%. In contrast, April brings milder conditions, featuring temperatures ranging from a minimum of -3°C (26°F) to a pleasant maximum of 26°C (79°F), with an average of 9°C (48°F). Precipitation drops to 38 mm (1.5 in) across just 9 days, and humidity also decreases to 84%. For more detailed insights into April weather, check out Dahlem weather in April.

In December, temperatures typically range from a chilly -5°C (23°F) to a maximum of 13°C (56°F), with an average of 3°C (38°F). The month sees significant precipitation, averaging 107 mm (4.2 inches) over approximately 18 days, coupled with high humidity levels of 93%. In contrast, May offers a much milder climate, with temperatures varying from a low of -1°C (31°F) to a warm high of 30°C (87°F), averaging around 12°C (55°F). This month experiences less rain, with roughly 69 mm (2.7 inches) of precipitation spread over 13 days and humidity at a lower 81%. For more details, you can check out Dahlem weather in May.

In December, the weather is notably colder, with temperatures ranging from a frigid -5°C (23°F) to a mild 13°C (56°F), and an average of just 3°C (38°F). The month is characterized by high humidity at 93%, along with significant precipitation of 107 mm (4.2 in) spread over 18 days. In contrast, June brings much warmer conditions, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 33°C (91°F) and an average of 17°C (64°F). This month experiences lower humidity at 82% and less precipitation, totaling 69 mm (2.7 in) over 12 days. For those interested in a more in-depth look at June weather, you can find additional details here: Dahlem weather in June.

December and July present strikingly contrasting weather conditions. In December, temperatures average around 3°C (38°F), with lows plunging to -5°C (23°F), while highs reach a moderate 13°C (56°F). This month also experiences significant precipitation, with 107 mm (4.2 in) spread over 18 days, resulting in high humidity levels at 93%. Conversely, July boasts a much warmer climate with average temperatures of 18°C (65°F) and highs soaring up to 37°C (100°F). Precipitation is less frequent, totaling 71 mm (2.8 in) over just 11 days, and humidity is notably lower at 82%. For more specific details on July weather, visit Dahlem weather in July.

December and August present starkly contrasting weather conditions. In December, temperatures can plummet to a minimum of -5°C (23°F) and only reach an average maximum of 13°C (56°F), coupled with high humidity levels at 93%. This month experiences significant precipitation, averaging 107 mm (4.2 in) over 18 days, contributing to a cold and damp atmosphere. In contrast, August boasts a much milder climate with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 34°C (93°F), offering an average of 18°C (65°F). August sees less rain, with only 62 mm (2.4 in) of precipitation over 13 days, and humidity levels are notably lower at 80%. For a closer look at the weather specifics for August, you can visit Dahlem weather in August.

In comparing the weather conditions of December and September, it's evident that December is notably colder, with average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 13°C (56°F). In contrast, September enjoys milder temperatures, presenting a minimum of 3°C (38°F) and a comfortable average of 14°C (58°F), peaking at a warm 32°C (89°F). Additionally, December is significantly wetter, with 107 mm (4.2 in) of precipitation over 18 days compared to September's 56 mm (2.2 in) over just 9 days. Humidity levels are higher in December at 93%, compared to 83% in September, contributing to the chillier feel of winter. For more details on September weather, check out this link: Dahlem weather in September.

In comparing the weather between December and October, December tends to be significantly colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 13°C (56°F), while October has milder conditions, with temperatures ranging from 0°C (32°F) to 24°C (75°F). Additionally, December experiences more precipitation, measuring 107 mm (4.2 in) over 18 days, compared to October's 67 mm (2.7 in) over 12 days. The humidity levels are slightly higher in December at 93%, compared to October's 89%. For a detailed look at October weather, you can visit Dahlem weather in October.

In comparing the weather between November and December, December tends to be colder, with an average temperature of 3°C (38°F) compared to November's slightly warmer average of 5°C (41°F). Both months experience similar minimum temperatures of -5°C, but December also has a significantly cooler maximum temperature of 13°C (56°F) compared to November's 18°C (65°F). Additionally, December sees more precipitation, measuring 107 mm (4.2 in) over 18 days, while November has less, with 59 mm (2.3 in) over just 11 days. Humidity levels are slightly higher in December at 93%, compared to 91% in November. For a more detailed look at November weather, you can check out Dahlem weather in November.

Compare Dahlem's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dahlem

As December settles in Dahlem, the weather takes on a distinctly colder character, with average temperatures dipping significantly compared to the preceding months. Expect chilly days with maximum highs reaching only around 13°C and minimum lows plunging to -5°C. The air tends to be heavy with moisture, leading to a high humidity of 93% and frequent precipitation, with nearly half the month experiencing wet weather. This combination of cool temperatures and frequent rain makes December distinctly wetter and colder than the milder months prior. For a deeper understanding of the local climate, explore more at Dahlem Climate.