December Weather in Heppenheim an der Bergstrasse, Germany

Last updated: February 26, 2025

In Heppenheim an der Bergstrasse, Germany, December brings a mix of cool temperatures and frequent precipitation. With a maximum of 14°C (58°F) and a chilling minimum dropping to -6°C (21°F), the average temperature hovers around 4°C (39°F), setting a crisp winter atmosphere. Residents can expect a *significant *precipitation total of 120 mm (4.7 in) over 19 days, resulting in a damp and humid environment with humidity levels reaching a notable 91%. This month is characterized by its cold, wet conditions, making it a quintessential part of the German winter landscape.

December Temperature in Heppenheim an der Bergstrasse

In Heppenheim an der Bergstrasse, Germany, December ushers in the heart of winter, characterized by a notable drop in temperatures compared to the milder months preceding it. The month begins with minimum temperatures around -6°C (21°F) and peaks at a comfortable 14°C (58°F), producing an average of 4°C (39°F). This represents a trend of cooler conditions as the year transitions from autumn to winter, where the contrast with the previous month's mildness becomes evident. December's range suggests that while chilly, the temperatures are still relatively moderate for winter, offering a crispness that beautifully complements the holiday spirit and the scenic landscapes blanketed in frost. As the year draws to a close, residents and visitors alike can enjoy the charm of a winter wonderland, making December a uniquely enchanting time in this picturesque German town.

December Weather in Heppenheim an der Bergstrasse: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Heppenheim an der Bergstrasse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363944505767686961524339
Data source: Temperature data for Heppenheim an der Bergstrasse 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 Heppenheim an der Bergstrasse

December in Heppenheim an der Bergstrasse, Germany, marks a significant uptick in precipitation, with 120 mm (4.7 in) falling over the month. This represents the highest monthly total of the year, reflecting a seasonal shift as the region embraces winter. Notably, precipitation occurs on 19 days, the most frequent for any month, underscoring December's reputation for being particularly wet. The combination of higher rainfall and increased rainy days creates a stark contrast to the drier months earlier in the year, such as April and September, which saw considerably less precipitation. This trend not only shapes the local climate but also impacts the landscape, preparing Heppenheim for the colder months ahead.

December Precipitation Trends in Heppenheim an der Bergstrasse

The chart displays monthly precipitation patterns in Heppenheim an der Bergstrasse, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7265853684876358536855121
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Heppenheim an der Bergstrasse

In Heppenheim an der Bergstrasse, December brings a return to the higher humidity levels characteristic of the winter months, averaging a notable 91%. This marks a slight increase from November's 89%, continuing a trend seen throughout the colder months, where humidity levels typically hover above 85%. As the year progresses from the drier May at 79%, humidity gradually rises through the summer, peaking again in December. This cyclical pattern highlights how the region's climate fluctuates, creating a cozy and often damp atmosphere as it transitions into the new year.

December Average Humidity in Heppenheim an der Bergstrasse

This chart illustrates the average monthly humidity levels in Heppenheim an der Bergstrasse, 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%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Heppenheim an der Bergstrasse

In Heppenheim an der Bergstrasse, December marks a significant drop in UV exposure, with a UV Index of 1, placing it firmly in the low exposure category. This decline is a part of a seasonal trend that sees a gradual increase in UV intensity from the start of the year, culminating in very high UV levels during the summer months. As sunlight wanes, the burn time extends to 45 minutes, allowing residents to enjoy outdoor activities with little concern for sunburn. From the peak summer season back down to December's gentle rays, the UV Index clearly illustrates the importance of being mindful of sun exposure as the year progresses. For more detailed insights, visit Heppenheim an der Bergstrasse UV Index.

Maximum UV Index Levels in Heppenheim an der Bergstrasse for December

The chart shows the monthly maximum UV Index (UVI) for Heppenheim an der Bergstrasse 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.
JanFebMarAprMayJunJulAugSepOctNovDec234688876421
Data source: Heppenheim an der Bergstrasse 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 Heppenheim an der Bergstrasse

In Heppenheim an der Bergstrasse, December brings a modest 134 hours of sunshine, marking a significant dip from the summer peak of 413 hours in July. This trend of diminishing daylight is consistent as the year progresses, with a gradual decline from the vibrant 386 hours in May down to the winter months. The steady transition into shorter days is notable; while the community now enjoys the cozy embrace of winter, the sun's presence in December signals the closing chapter of a sunlit year filled with warmth. As residents brace for the chill, the sparkle of festive lights enhances the allure of Heppenheim's charming streets, a reminder that each season offers its own unique beauty amidst shifting shadows.

Monthly Sunshine Duration in Heppenheim an der Bergstrasse: December Highlighted

The December sunshine duration represents the total number of hours Heppenheim an der Bergstrasse 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.
JanFebMarAprMayJunJulAugSepOctNovDec118h205h275h347h386h391h413h385h321h258h185h134h
Data source: Heppenheim an der Bergstrasse December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Heppenheim an der Bergstrasse During December

In December, the likelihood of sunny weather in Heppenheim an der Bergstrasse is relatively low, with a mere 15% chance of sunshine. This marks a slight decline from the already dreary November, which only offers 18% sunshine. Looking at the broader trend, the region experiences its sunniest months in spring, particularly March and April, where the sun shines nearly half the time. From May through November, the chances fluctuate but remain below 50%, culminating in December's drop. While winter in Heppenheim may lack the bright sun sought after during other seasons, the allure of a quaint German town amidst potential frosty landscapes offers its own charm, even under gray skies.

Percentage of Sunny Days in December in Heppenheim an der Bergstrasse

The chart illustrates the percentage of sunny days in Heppenheim an der Bergstrasse 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 Heppenheim an der Bergstrasse experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%35%46%46%32%35%37%30%43%32%18%15%
Data source: Heppenheim an der Bergstrasse December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Heppenheim an der Bergstrasse in December

In Heppenheim an der Bergstrasse, daylight duration follows a captivating seasonal rhythm. As the year begins, January brings just 8 hours of light, which gradually increases to 10 hours by February. The transition into spring is marked by a steady rise; by March, daylight stretches to 11 hours, and April enjoys a generous 13 hours. The peak arrives in June with an impressive 16 hours of sunlight, allowing for long, vibrant days. However, as summer wanes, daylight begins to recede, dipping to 15 hours in July and 14 hours in August. The descent continues through the fall, with 12 hours in September, 10 hours in October, and 9 hours in November, before cycling back to 8 hours in December. This rhythmic ebb and flow of daylight highlights the enchanting interplay of seasons in this charming region.

Average Daylight Hours in Heppenheim an der Bergstrasse for December

The chart illustrates the variation in daylight duration in Heppenheim an der Bergstrasse throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 38m10h 6m11h 55m13h 47m15h 24m16h 14m15h 47m14h 20m12h 33m10h 42m9h 2m8h 10m
Data source: Heppenheim an der Bergstrasse daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Heppenheim an der Bergstrasse

In Heppenheim an der Bergstrasse, December brings a slight uptick in wind speed, averaging at 3.0 m/s (7 mph), up from the calmer conditions of November. This intermittent breeziness hints at the transition into a more dynamic winter season. Notably, December's winds are part of a broader trend observed throughout the year, where the wind speeds tend to peak in the warmer months of May and then generally decline during the summer and fall. Interestingly, while January starts the year with notably brisker winds averaging 3.4 m/s (8 mph), December's winds remind us that winter can still stir things up, marking a refreshing end to the year's climatic narrative. As the chill sets in, it's the December winds that refresh the spirit amidst the cozy comforts of the season.

Average December Wind Speed in Heppenheim an der Bergstrasse

The chart displays monthly wind speed patterns in Heppenheim an der Bergstrasse, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.13.02.83.62.22.52.72.12.92.53.0 m/s
Data source: Heppenheim an der Bergstrasse December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Heppenheim an der Bergstrasse Compares to Other Months

The weather in Heppenheim an der Bergstrasse 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 Heppenheim an der Bergstrasse and find detailed weather information for every month.

In December, the weather is relatively milder with average temperatures ranging from a minimum of -6°C (21°F) to a maximum of 14°C (58°F), while January sees a dip in temperature, with minimums reaching -12°C (10°F) and an average of 2°C (36°F). December experiences significant precipitation, totaling 120 mm (4.7 in) over 19 days, whereas January has less rain, accumulating 72 mm (2.8 in) over just 13 days. Despite the decrease in precipitation, both months maintain high humidity levels of 91%, contributing to a chilly atmosphere. For more detailed weather information, check this link: Heppenheim an der Bergstrasse weather in January.

When comparing the weather in December and February, it's clear that both months experience cold temperatures; however, February tends to be slightly colder overall. December has a minimum temperature of -6°C (21°F) and a maximum of 14°C (58°F), while February dips to a colder minimum of -11°C (13°F) and reaches a higher maximum of 18°C (65°F). Precipitation is more abundant in December, with 120 mm (4.7 in) falling over 19 days, compared to February's 65 mm (2.6 in) over just 11 days. Humidity levels are comparable, sitting at 91% for December and 89% for February. For a closer look at February's weather specifics, visit Heppenheim an der Bergstrasse weather in February.

In December, temperatures range from a low of -6°C (21°F) to a mild high of 14°C (58°F), with an average temperature of 4°C (39°F). This month experiences significant precipitation, averaging 120 mm (4.7 in) over 19 days and reaching a high humidity level of 91%. Conversely, March offers a slightly milder climate with temperatures varying from -10°C (14°F) to 22°C (73°F), averaging 6°C (44°F). Precipitation decreases to 85 mm (3.3 in) over 14 days, accompanied by a humidity of 87%. For more details on March weather, you can refer to Heppenheim an der Bergstrasse weather in March.

When comparing the weather in December and April, a significant shift is evident. December experiences colder temperatures, with minimums dropping to -6°C (21°F) and averaging around 4°C (39°F), while highs reach only 14°C (58°F). The month is also quite wet, with precipitation totaling 120 mm (4.7 in) over 19 days and a humidity level of 91%. In contrast, April brings a milder climate, with a minimum temperature of -4°C (25°F) and an average of 10°C (51°F), which can climb to a maximum of 27°C (80°F). April is much drier, with only 36 mm (1.4 in) of precipitation over just 7 days, and lower humidity at 83%. This transition from the chill of December to the warmth of April can be explored further in the context of Heppenheim an der Bergstrasse weather in April.

When comparing the weather in December and May, a stark contrast can be observed. December typically experiences colder temperatures, with an average of 4°C (39°F) and occasional lows dropping to -6°C (21°F), along with consistent humidity levels around 91%. The month sees significant precipitation, averaging 120 mm (4.7 in) across 19 days, making it a rather wet and chilly time of year.

In contrast, May brings a much milder climate, with average temperatures soaring to 14°C (57°F) and highs that can reach up to 31°C (89°F). This month enjoys less rainfall, totaling about 84 mm (3.3 in) over just 12 days and lower humidity levels at 79%, offering a more pleasant and inviting atmosphere. For those interested in the specifics of May weather in this picturesque region, you can explore further details here: Heppenheim an der Bergstrasse weather in May.

December and June present strikingly different weather patterns. December experiences cooler temperatures, with a minimum of -6°C (21°F) and an average around 4°C (39°F), while June boasts much warmer conditions, starting at a minimum of 7°C (45°F) and averaging 19°C (67°F). Precipitation is more frequent in December, with 120 mm (4.7 in) over 19 days, compared to June’s 87 mm (3.4 in) spread across just 11 days. Additionally, humidity levels are higher in December at 91%, in contrast to June's slightly lower 82%. For a closer look at June's weather specifics, check out Heppenheim an der Bergstrasse weather in June.

December and July present contrasting weather conditions in Heppenheim an der Bergstrasse. In December, temperatures range from a chilly -6°C (21°F) at night to a mild average of 4°C (39°F) during the day, with maximums reaching 14°C (58°F). This month also sees considerable precipitation, totaling 120 mm (4.7 in) over 19 days, accompanied by high humidity levels averaging 91%. In stark contrast, July offers a much warmer experience, with night temperatures starting at a comfortable 8°C (47°F) and soaring to an average of 20°C (69°F), peaking at a sweltering 39°C (102°F). Rainfall decreases to 63 mm (2.5 in) over just 10 days, and humidity is slightly lower at 83%. For a closer look at July's climate specifics, visit Heppenheim an der Bergstrasse weather in July.

When comparing the weather in December and August, it's clear that these months exhibit stark contrasts. December features colder temperatures, with a minimum of -6°C (21°F) and an average of 4°C (39°F), while August enjoys a much warmer climate, with minimums around 7°C (44°F) and an average temperature of 20°C (69°F). Additionally, December experiences higher precipitation levels, with 120 mm (4.7 in) distributed over 19 days, compared to August's 58 mm (2.3 in) over just 12 days. Humidity is also notably higher in December at 91%, while August has a slightly lower humidity level of 84%. For those interested in exploring the weather specifics for August, you can find more information Heppenheim an der Bergstrasse weather in August.

The weather in December is significantly colder compared to September, with average temperatures ranging from a minimum of -6°C (21°F) to a maximum of 14°C (58°F), contrasted with September's much warmer conditions, where temps range from a minimum of 4°C (39°F) to a maximum of 32°C (90°F). Additionally, December sees more frequent precipitation, occurring on 19 days and totaling 120 mm (4.7 in), whereas September has just 7 days of rain and only 53 mm (2.1 in). The humidity also remains higher in December at 91%, compared to 85% in September. For more detailed insights, check out Heppenheim an der Bergstrasse weather in September.

December weather in the region is notably colder than in October, with average temperatures ranging from a minimum of -6°C (21°F) to a maximum of 14°C (58°F), compared to October's milder range of 2°C (35°F) to 26°C (80°F). Precipitation in December is also significantly higher, with 120 mm (4.7 in) falling over 19 days, while October sees only 68 mm (2.7 in) over 12 days. Humidity levels are somewhat similar, with December at 91% and October at 88%. This stark contrast highlights the wintery conditions of December compared to the relatively warm and wetter October. For more detailed information, you can check Heppenheim an der Bergstrasse weather in October.

In comparing the weather between November and December, December features colder temperatures with a minimum of -6°C (21°F) and an average of 4°C (39°F), while November is slightly milder, with a minimum of -4°C (25°F) and an average of 6°C (43°F). December experiences significantly higher precipitation, totaling 120 mm (4.7 in) over 19 days, compared to November's 55 mm (2.2 in) over just 10 days. Humidity levels are slightly higher in December at 91%, compared to November's 89%. For more detailed insights on rainfall and temperatures, you can visit Heppenheim an der Bergstrasse weather in November.

Compare Heppenheim an der Bergstrasse's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Heppenheim an der Bergstrasse

December weather in Heppenheim an der Bergstrasse is a distinctive experience, with its chill and humidity setting it apart from milder months. As temperatures drop significantly, averaging around 4°C (39°F) and occasionally plunging to as low as -6°C (21°F), the atmosphere takes on a brisk, wintry feel. This month is also marked by increased precipitation, with almost 19 days of rain, contributing to a wet landscape that stands in contrast to the drier conditions of earlier months. The high humidity of 91% enhances the chilly air, making the winter season palpable. For a deeper dive into the overall climate patterns throughout the year, check out Heppenheim an der Bergstrasse Climate.