December Weather in Baltrum, Germany

Last updated: February 26, 2025

In December, Baltrum, Germany experiences a chilly maritime climate, with average temperatures hovering around 6°C (43°F). The month brings occasional highs of 11°C (52°F) and can plunge to a brisk -2°C (29°F) at night. Rainfall is frequent, with about 95 mm (3.8 in) falling over 18 days, underscoring the moist conditions typical of this time of year. Humidity levels remain notably high at 86%, creating a damp atmosphere that enhances the island's serene winter charm. Visitors should prepare for a mix of wet and cool days, perfect for cozy indoor activities or brisk coastal walks.

December Temperature in Baltrum

In December, Baltrum, Germany experiences a crisp transition into winter, with temperatures reflecting the season's chill. The month begins with a minimum of -2°C (29°F), while the average climbs to around 6°C (43°F), peaking at 11°C (52°F). This slight dip from November marks a notable trend towards the coldest months of the year, showcasing a shift from the milder autumnal temperatures. As daylight wanes and the landscape transforms under the whisper of frost, December offers a serene beauty, inviting both locals and visitors to embrace the winter charm of this coastal gem.

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

The chart illustrates December temperature patterns in Baltrum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414042465260636561554743
Data source: Temperature data for Baltrum 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 Baltrum

In December, Baltrum, Germany experiences a notable uptick in precipitation, with an average of 95 mm (3.8 in) falling over approximately 18 days. This increase continues the trend seen in the preceding months, particularly from October, which recorded the highest rainfall of the year at 121 mm (4.7 in). The winter month not only showcases the island's wet weather but also stands out as a time when residents and visitors alike should prepare for a blend of rain-soaked days. While December's precipitation is significant, it echoes the pattern of heightened moisture commonly observed in autumn, making it a pivotal month in the annual climate rhythm of Baltrum. As the year closes, this consistent rainfall contributes to the island's lush landscapes, creating a captivating winter atmosphere.

December Precipitation Trends in Baltrum

The chart displays monthly precipitation patterns in Baltrum, 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.
JanFebMarAprMayJunJulAugSepOctNovDec77727144546789108921217795
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Baltrum

In Baltrum, Germany, December sees a relatively high humidity level of 86%, mirroring the conditions of October and November. This trend highlights a consistent moisture retention as the year comes to a close, with the winter months maintaining higher humidity levels compared to the drier summer months, which reach a low of 75% in June through August. As we transition from late autumn to mid-winter, the gradual decline from the peak humidity of 88% in January and February illustrates a slight decrease that persists throughout the year. Overall, the data suggests that while humidity fluctuates, winter months tend to be more humid, creating a unique atmospheric experience on the island.

December Average Humidity in Baltrum

This chart illustrates the average monthly humidity levels in Baltrum, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%86%84%80%75%75%75%83%86%87%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Baltrum

In December, Baltrum, Germany, experiences a low UV Index of 1, indicating minimal risk of harm from unprotected sun exposure. This trend mirrors the earlier winter months, with consistent UV values remaining low since November. With a burn time of approximately 45 minutes, residents and visitors can enjoy outdoor activities with little concern for sun damage. As the year progresses from the winter months into spring and summer, the UV Index significantly increases, peaking at 8 in June before gradually tapering off again. For those planning their sun exposure, it's insightful to note these trends throughout the year. For more details, visit the Baltrum UV Index.

Maximum UV Index Levels in Baltrum for December

The chart shows the monthly maximum UV Index (UVI) for Baltrum 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.
JanFebMarAprMayJunJulAugSepOctNovDec123578775321
Data source: Baltrum 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 Baltrum

In Baltrum, Germany, the month of December offers a subtle contrast to the sun-drenched summer months, with approximately 129 hours of sunshine fostering a serene winter atmosphere. As the year draws to a close, the sunny days dwindle significantly from the heights of July's 418 hours, reflecting a natural ebb and flow in daylight. This trend is consistent through the autumn months, with November already seeing a drop to 182 hours. December's light, while modest compared to the vibrant spring and summer energies, brings a unique charm to the island, inviting visitors to enjoy crisp walks and the tranquility of a winter sunset. Each hour of sun in this cozy month serves as a gentle reminder of the vibrant life that returns with the spring, encouraging a delightful anticipation for the brighter days ahead.

Monthly Sunshine Duration in Baltrum: December Highlighted

The December sunshine duration represents the total number of hours Baltrum 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.
JanFebMarAprMayJunJulAugSepOctNovDec100h195h281h359h412h407h418h394h316h245h182h129h
Data source: Baltrum December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Baltrum During December

In Baltrum, Germany, the likelihood of sunny weather in December hovers around 21%, reflecting a slight decline from the previous months. This figure aligns closely with the post-autumn trend, where the probability of sunshine reaches a low peak in November at 19%. As the year winds down, December's sun chances remain consistent with the winter season, showing little fluctuation compared to January, which also offers a modest 21% chance. Overall, the festive month may not provide many sunny days, but it does offer a serene charm, characteristic of Baltrum's winter landscape.

Percentage of Sunny Days in December in Baltrum

The chart illustrates the percentage of sunny days in Baltrum 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 Baltrum experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%25%36%46%30%39%33%35%33%28%19%21%
Data source: Baltrum December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Baltrum in December

In Baltrum, Germany, the December daylight duration marks the end of the year with a modest 7 hours of sunlight, reflecting a steady decline from the peak brightness of summer. As the seasons shift, daylight diminishes gradually from 16 hours in June and July, tapering down to just 8 hours in November. The transition is punctuated by a notable increase in hours during the spring months, with daylight reaching 14 hours in April and soaring up to 15 hours in May. However, as winter approaches, the sun retreats more rapidly, resulting in shorter days that leave December's landscape bathed in a softer, more subdued light. This cycle showcases the region's striking seasonal contrasts, inviting residents and visitors alike to embrace the cozy charm of the colder months.

Average Daylight Hours in Baltrum for December

The chart illustrates the variation in daylight duration in Baltrum throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 4m9h 48m11h 54m14h 3m15h 57m16h 57m16h 25m14h 42m12h 37m10h 29m8h 34m7h 31m
Data source: Baltrum daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Baltrum

As December descends on Baltrum, Germany, the coastal winds whip through the island with an average speed of 7.0 m/s (16 mph), mirroring the gusty conditions of the preceding month. This consistent wind pattern underscores the chill of winter settling in, as the average speeds have gently fluctuated throughout the year. Although we see a slight decline from the more robust 7.9 m/s (18 mph) of October, December's winds remain lively, resembling the brisk breezes of early winter. Notably, this month stands out from the summer lull, where winds dipped as low as 4.6 m/s (10 mph) in June. As the year concludes, Baltrum’s December winds evoke a spirited ambiance, inviting visitors to embrace the invigorating chill of the season.

Average December Wind Speed in Baltrum

The chart displays monthly wind speed patterns in Baltrum, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.97.36.76.86.04.65.36.65.57.97.07.0 m/s
Data source: Baltrum December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Baltrum Compares to Other Months

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

In comparing the weather of December and January, we observe a slight drop in temperatures as January sees a minimum of -4°C (25°F) compared to December's -2°C (29°F). Both months share the same maximum temperature of 11°C (52°F), but January's average temperature is marginally lower at 5°C (41°F) versus December's 6°C (43°F). When it comes to precipitation, January experiences less rainfall, totaling 77 mm (3.0 in) over 15 days, whereas December has 95 mm (3.8 in) across 18 days. Additionally, humidity levels remain high in both months, with January at 88% and December at 86%. For more details on January weather, you can visit Baltrum weather in January.

In December, temperatures typically range from a minimum of -2°C (29°F) to a maximum of 11°C (52°F), with an average temperature of about 6°C (43°F). The month experiences considerable precipitation, averaging 95 mm (3.8 in) over approximately 18 days, contributing to a humid atmosphere with 86% humidity. In contrast, February is slightly colder, with minimum temperatures dropping to -6°C (22°F) and an average of 4°C (40°F), while still reaching a maximum of 12°C (54°F). February sees less precipitation at 72 mm (2.8 in) across 13 days, and humidity remains relatively high at 88%. For a detailed look at the weather conditions in February, you can check Baltrum weather in February.

When comparing the weather in December and March, December typically showcases milder temperatures, with an average of 6°C (43°F) and a maximum of 11°C (52°F), while March averages slightly cooler at 5°C (42°F) and can reach a maximum of 13°C (56°F). Precipitation levels in December are higher, with 95 mm (3.8 in) spread over 18 days, compared to March's 71 mm (2.8 in) over just 12 days. Despite both months sharing the same humidity level of 86%, the winter chill in December, with a minimum temperature of -2°C (29°F), contrasts with the more variable and slightly colder temperatures in March, where the minimum can drop to -7°C (21°F). For a more detailed view of what to expect in March, you can check Baltrum weather in March.

December weather brings cooler temperatures with a minimum of -2°C (29°F) and an average of 6°C (43°F), reaching a maximum of 11°C (52°F). This month sees substantial precipitation, averaging 95 mm (3.8 in) over 18 days, and high humidity levels at 86%. In contrast, April experiences milder conditions, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 17°C (63°F) and an average of 8°C (46°F). Additionally, April is significantly drier, with only 44 mm (1.7 in) of precipitation over just 9 days and slightly lower humidity at 84%. For more information on the weather in April, check out Baltrum weather in April.

When comparing December and May, the differences in weather are quite striking. December typically experiences cooler temperatures, with a minimum of -2°C (29°F) and an average of 6°C (43°F), while May sees milder conditions, beginning at a minimum of 4°C (40°F) and averaging 11°C (53°F). Additionally, May's maximum temperature can reach up to 21°C (70°F), making it significantly warmer than December's maximum of 11°C (52°F). Precipitation also varies, as December collects more rain, totaling 95 mm (3.8 in) over 18 days, compared to May's 54 mm (2.1 in) spread across 12 days. Despite this, both months maintain relatively high humidity levels, with December at 86% and May slightly lower at 80%. For a closer look at weather specifics during this lovely month, check out Baltrum weather in May.

December weather is notably colder than June, with average temperatures ranging from a chilly 6°C (43°F) to a maximum of 11°C (52°F), whereas June offers a much warmer climate with averages between 16°C (60°F) and highs of 25°C (78°F). Additionally, December experiences higher humidity at 86% and more days of precipitation, totaling 95 mm (3.8 in) over 18 days. In contrast, June sees less rain, with 67 mm (2.6 in) spread over 11 days and a significantly lower humidity level of 75%. For those interested in the specifics, you can find more details at Baltrum weather in June.

December and July present contrasting weather conditions on Baltrum Island. In December, temperatures range from a chilly -2°C (29°F) to a mild 11°C (52°F), with an average of 6°C (43°F). The month experiences significant precipitation, totaling 95 mm (3.8 in) over 18 days, and high humidity at 86%. In stark contrast, July boasts much warmer temperatures, with a minimum of 13°C (55°F) and a maximum of 26°C (80°F), averaging 17°C (63°F). Precipitation is slightly less at 89 mm (3.5 in) but occurs over fewer days, just 13. Humidity also drops to a more comfortable 75%. For more details on the weather in July, check out Baltrum weather in July.

When comparing the weather in December and August, it's evident that the two months offer starkly different climates. December tends to be much colder, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 11°C (52°F), while August enjoys milder conditions with temperatures averaging between 13°C (55°F) and 25°C (78°F). In terms of precipitation, December records 95 mm (3.8 in) over 18 days, while August sees a slightly higher total of 108 mm (4.3 in) across 17 days. Additionally, December has a higher humidity level at 86%, compared to August's 75%, making December feel noticeably chillier. For more detailed information, you can check out Baltrum weather in August.

When comparing the weather in December and September, there is a stark contrast in temperatures and conditions. December sees much colder temperatures, with a minimum of -2°C (29°F) and an average of 6°C (43°F), while September offers a milder experience, ranging from a minimum of 11°C (51°F) to an average of 16°C (61°F). Precipitation levels are slightly higher in December at 95 mm (3.8 in) over 18 days, compared to September's 92 mm (3.6 in) over 13 days. Additionally, December boasts a higher humidity level at 86%, making the atmosphere feel quite damp, while September's humidity is a bit lower at 83%. For a more detailed look at September's weather, you can visit Baltrum weather in September.

When comparing December and October weather, December presents a significantly cooler climate, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 11°C (52°F). In contrast, October enjoys milder conditions, featuring temperatures that range from a minimum of 6°C (42°F) to a maximum of 21°C (71°F). Although both months receive rainfall on approximately 18 days, October experiences slightly higher total precipitation at 121 mm (4.7 in), compared to December's 95 mm (3.8 in). The humidity remains consistent at 86% for both months. For a more detailed look at weather conditions during this beautiful fall month, check out Baltrum weather in October.

In comparing the weather of December to November, December tends to be colder, with minimum temperatures dropping to -2°C (29°F) compared to November's milder minimum of 1°C (34°F). Average temperatures also decline from 9°C (48°F) in November to 6°C (43°F) in December. Precipitation increases slightly in December, totaling 95 mm (3.8 in) over 18 days, whereas November experiences 77 mm (3.0 in) over 17 days. Humidity remains quite similar, with December at 86% and November slightly higher at 87%. For more detailed weather insights in November, you can refer to Baltrum weather in November.

Compare Baltrum's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Baltrum

As December settles on Baltrum, the weather transforms into a cool and damp experience, markedly different from the preceding months. The temperatures drop, with chilly days reaching a maximum of 11°C, accompanied by a higher frequency of rain, resulting in nearly 95 mm of precipitation over approximately half the month. This increased humidity level of 86% contributes to a sense of crispness in the air, making it feel more winter-like. While the island's landscape is often adorned with the beauty of frost, the wet conditions might require visitors to gear up for cozy indoor activities. For a detailed understanding of Baltrum's seasonal variations, explore more at Baltrum Climate.