December Weather in Sankt Goar, Germany

Last updated: February 26, 2025

In December, Sankt Goar, Germany experiences a chilly yet enchanting winter climate. With a maximum temperature reaching 13°C (56°F) and an average of 3°C (38°F), the town often sees minimum lows dipping to a frosty -6°C (22°F). This month is marked by significant precipitation, with an accumulation of 98 mm (3.9 in) spread over approximately 17 days, contributing to the region's lush landscapes. The high humidity levels around 92% add a crispness to the air, making it a quintessential winter month in this picturesque part of Germany.

December Temperature in Sankt Goar

In Sankt Goar, Germany, December marks the transition into winter, with temperatures dipping to a minimum of -6°C (22°F) and peaking at a modest maximum of 13°C (56°F). The average temperature hovers around 3°C (38°F), providing a crisp chill that defines the season. Compared to the milder temperatures of late autumn, December brings a noticeable drop, foreshadowing the colder months of January and February. As the year closes, the weather invites cozy indoor gatherings and wintry explorations, making it an enchanting time to experience the charm of this picturesque town along the Rhine River.

December Weather in Sankt Goar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sankt Goar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353842495564666658514238
Data source: Temperature data for Sankt Goar 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 Sankt Goar

December in Sankt Goar, Germany, marks a notable shift in precipitation patterns, as the month experiences a significant increase in rain. With 98 mm (3.9 in) of rainfall spread over 17 days, December stands out as the wettest month of the year. This surge contrasts sharply with the drier autumn months, where precipitation levels hovered around 48 mm to 57 mm. It’s clear that December not only ushers in the winter season but also brings a higher frequency of rain, contributing to the overall climate dynamics of the region. As the year concludes, residents can expect moody skies and a crisp atmosphere, hallmark features of this vibrant month.

December Precipitation Trends in Sankt Goar

The chart displays monthly precipitation patterns in Sankt Goar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec645871387180696549574898
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sankt Goar

In December, Sankt Goar, Germany, experiences a notable return to high humidity levels, reaching 92%. This aligns with the region's winter climate, where moisture in the air often peaks, reminiscent of the first month of the year, January, which also registers at 92%. As the year progresses from winter into spring, a gradual decline in humidity is apparent, with levels dropping to an engaging 76% by May. The summer months of June and July maintain relatively low humidity, both at 74%, before a slight increase is observed toward the fall. By contrast, the transition back into winter heralds a resurgence of humidity, as autumn months October and November hover around 88% and 90%. Thus, December's high humidity level not only underscores the seasonal pattern of increased moisture but also marks the end of a cyclical trend that sways fluidly throughout the year.

December Average Humidity in Sankt Goar

This chart illustrates the average monthly humidity levels in Sankt Goar, 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%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sankt Goar

In December, Sankt Goar experiences a low UV Index of 1, indicating minimal sun exposure risk, with a burn time of approximately 45 minutes. This marks a noticeable decline from the mid-year peak of 8 in June and July, where the exposure was deemed very high, necessitating protective measures even for short outdoor activities. The trend from late autumn into winter reveals a significant reduction in UV intensity, transitioning from moderate levels in the spring months to the low levels characteristic of December. This makes it an ideal time for residents and visitors to enjoy outdoor winter activities without the worry of sunburn. For more detailed information about UV levels throughout the year, visit Sankt Goar UV Index.

Maximum UV Index Levels in Sankt Goar for December

The chart shows the monthly maximum UV Index (UVI) for Sankt Goar 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.
JanFebMarAprMayJunJulAugSepOctNovDec234578875421
Data source: Sankt Goar 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 Sankt Goar

December in Sankt Goar, Germany, welcomes the winter season with a modest 114 hours of sunshine, marking a decline from the vibrant summer months. As the year winds down, sunlight reduces significantly compared to the 411 hours enjoyed in July. This decrease reflects the natural rhythm of the seasons, with sunshine peaking in the spring and summer before tapering off into the colder months. Reflecting on the year, the gradual drop from the 391 hours in May to December’s figures emphasizes a notable shift, inviting thoughts of cozy indoor gatherings and serene winter landscapes. While the sun may not shine as brightly, the charm of Sankt Goar in December can still warm the heart.

Monthly Sunshine Duration in Sankt Goar: December Highlighted

The December sunshine duration represents the total number of hours Sankt Goar 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.
JanFebMarAprMayJunJulAugSepOctNovDec104h197h265h344h391h396h411h384h320h235h168h114h
Data source: Sankt Goar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sankt Goar During December

In Sankt Goar, Germany, December brings a notable dip in sunshine, with only a 12% chance of sunny weather, making it one of the cloudier months of the year. As we look at the progression of daylight in the preceding months, there is a clear upward trend from the depths of winter in January, where the chance of sun is just 9%, to the more moderate levels of spring, peaking in April at 43%. However, by the time December rolls around, the optimism of sunnier days has dwindled significantly, leaving a landscape often dominated by gray skies. This gradual transition from late autumn’s 17% chance in November further highlights December’s position as a month where many will need to seek comfort indoors, away from the ever-present overcast skies.

Percentage of Sunny Days in December in Sankt Goar

The chart illustrates the percentage of sunny days in Sankt Goar 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 Sankt Goar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%31%42%43%29%31%32%30%39%25%17%12%
Data source: Sankt Goar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sankt Goar in December

As the year winds down in Sankt Goar, Germany, December brings a return to shorter days, mirroring the daylight duration observed in November with just 8 hours of daylight. This reduction follows a gradual descent from the sun-soaked glory of June's 16 hours, highlighting a clear seasonal shift. Throughout the spring months, daylight steadily increases, peaking in the lushness of May and June, before transitioning back towards winter's constraints. This ebb and flow of daylight serves as a reminder of the rhythmic nature of the seasons, creating a picturesque backdrop for the festive mood of December. As such, residents and visitors alike can embrace the cozy charm that accompanies the darker days, preparing for the upcoming return of longer daylight hours in the new year.

Average Daylight Hours in Sankt Goar for December

The chart illustrates the variation in daylight duration in Sankt Goar throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 34m10h 4m11h 55m13h 49m15h 27m16h 19m15h 51m14h 23m12h 33m10h 40m8h 59m8h 6m
Data source: Sankt Goar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Sankt Goar

As the year draws to a close, December in Sankt Goar, Germany, experiences a moderate average wind speed of 3.0 m/s (7 mph), which represents a slight uptick from the windy months of late autumn. This month’s winds, though less vigorous than seen in January and May, maintain a steady pace comparable to October's breezes. Observing the trends throughout the year, we note a gradual decline in wind speeds from spring to summer, followed by an encouraging increase heading back into winter. December's winds, while calm, play a gentle symphony against the backdrop of the Rhine, reminding us of the seasonal transition and the cozy warmth of the approaching festive season.

Average December Wind Speed in Sankt Goar

The chart displays monthly wind speed patterns in Sankt Goar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.33.22.83.52.32.52.82.13.12.53.0 m/s
Data source: Sankt Goar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Sankt Goar Compares to Other Months

The weather in Sankt Goar 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 Sankt Goar and find detailed weather information for every month.

December and January weather displays notable differences despite both months experiencing relatively cold temperatures and high humidity levels at 92%. In December, the temperatures range from a minimum of -6°C (22°F) to a maximum of 13°C (56°F), with an average of 3°C (38°F), and the month sees 98 mm (3.9 in) of precipitation over 17 days. In contrast, January is colder, with minimum temperatures dropping to -11°C (12°F) and an average of 2°C (36°F). The maximum temperature hovers around 12°C (53°F), and precipitation is lower at 64 mm (2.5 in) over 12 days. For more detailed insights into January weather, visit Sankt Goar weather in January.

December and February in Sankt Goar present a contrasting winter experience. While both months have an average temperature of 3°C (38°F), December tends to be milder with maximum temperatures reaching up to 13°C (56°F), compared to February's peak of 18°C (65°F). Notably, February experiences lower minimum temperatures, dipping to -12°C (11°F) compared to December's -6°C (22°F). Precipitation is also less in February, with 58 mm (2.3 in) over 12 days, whereas December sees 98 mm (3.9 in) across 17 days, indicating a wetter start to winter. Humidity is slightly lower in February at 90%, compared to 92% in December. For a detailed look at the weather patterns, check out Sankt Goar weather in February.

In December, the weather tends to be colder and more humid, with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 13°C (56°F) and an average of 3°C (38°F). This month experiences significant precipitation, with around 98 mm (3.9 in) falling over 17 days, leading to a humidity level of 92%. In contrast, March sees a more moderate climate with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 22°C (71°F), averaging around 6°C (42°F). Precipitation decreases to 71 mm (2.8 in) over 14 days, and humidity levels drop slightly to 87%. For a more detailed look at March weather, you can check Sankt Goar weather in March.

December and April present strikingly different weather patterns. In December, temperatures often dip as low as -6°C (22°F), with an average of 3°C (38°F) and highs reaching only 13°C (56°F). The month sees considerable precipitation, totaling 98 mm (3.9 in) over 17 days, coupled with high humidity levels at 92%. In contrast, April experiences milder conditions with a minimum temperature of -4°C (26°F) and an average of 9°C (49°F), while the maximum can soar to a warm 26°C (79°F). Rainfall in April is significantly lighter, at 38 mm (1.5 in) over just 9 days, and humidity decreases slightly to 83%. For a closer look at the specific weather in April, check out Sankt Goar weather in April.

December and May present markedly different weather conditions. In December, temperatures are much cooler, ranging from a minimum of -6°C (22°F) to a maximum of 13°C (56°F), with an average of just 3°C (38°F). This month also sees higher precipitation, with 98 mm (3.9 in) over approximately 17 days, contributing to a high humidity of 92%. In stark contrast, May experiences milder temperatures, with a minimum of 0°C (31°F) and a maximum that can reach up to 31°C (89°F). The average temperature in May is significantly warmer at 13°C (55°F). Additionally, it has lower precipitation at 71 mm (2.8 in) and fewer rainy days, amounting to 12, along with reduced humidity levels of 76%. For more detailed information, you can check Sankt Goar weather in May.

December weather is characterized by chilly temperatures, with a minimum of -6°C (22°F), an average of 3°C (38°F), and a maximum of 13°C (56°F). The month also sees significant precipitation, totaling 98 mm (3.9 in) over 17 days, alongside high humidity levels of 92%. In contrast, June offers a much warmer climate, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 33°C (91°F), averaging around 18°C (65°F). Rainfall is less frequent, with only 80 mm (3.1 in) across 11 days and a lower humidity level of 74%. This stark difference highlights the seasonal transition from the cold, damp conditions of December to the warm, drier atmosphere of June. For more specific details, you can check Sankt Goar weather in June.

The weather in December contrasts sharply with that of July. December experiences cooler temperatures, with a minimum of -6°C (22°F) and an average of 3°C (38°F), while July boasts a much warmer minimum of 7°C (46°F) and an average of 19°C (66°F), reaching highs of up to 37°C (100°F). Additionally, December is marked by higher precipitation, totaling 98 mm (3.9 in) over 17 days, compared to July's 69 mm (2.7 in) across 11 days. Humidity levels also differ, with December's humidity at a high 92% compared to July's more moderate 74%. For a closer look at the weather specifics, check out Sankt Goar weather in July.

December and August present striking contrasts in weather patterns. In December, temperatures range from a chilly minimum of -6°C (22°F) to a mild maximum of 13°C (56°F), with an average hovering around 3°C (38°F). The month is characterized by high humidity at 92% and significant precipitation, totaling 98 mm (3.9 in) over 17 days. In stark contrast, August brings warmer temperatures, with a minimum of 6°C (42°F) and a maximum reaching 34°C (93°F), averaging 19°C (66°F). This summer month has less rainfall, totaling 65 mm (2.6 in) over 13 days, along with noticeably lower humidity at 75%. For more details, you can check Sankt Goar weather in August.

December weather is characterized by much colder temperatures, with minimums dropping to -6°C (22°F) and average highs only reaching around 3°C (38°F). In contrast, September offers a more temperate climate, showcasing a minimum of 3°C (38°F) and pleasant maximums of up to 31°C (88°F). While December experiences significant precipitation with 98 mm (3.9 in) spread across 17 days, September is relatively drier, receiving just 49 mm (1.9 in) over 7 days. Additionally, December's humidity averages a high 92%, compared to a more comfortable 82% in September. For those interested in more details, you can explore Sankt Goar weather in September.

In comparing the weather of December and October, it's evident that December is significantly colder, with average temperatures hovering around 3°C (38°F), while October enjoys milder averages of 11°C (51°F), peaking at a warm 24°C (76°F). Precipitation is also more prevalent in December, with 98 mm (3.9 in) over 17 days compared to October's 57 mm (2.2 in) across just 12 days. Additionally, December's humidity reaches a higher level at 92%, compared to October's 88%. For more details, check out Sankt Goar weather in October.

In comparing the weather patterns of November and December, we notice a distinct drop in temperatures as winter sets in. December experiences lower minimum temperatures, averaging -6°C (22°F), compared to November's milder -3°C (27°F). Additionally, December sees an average temperature of 3°C (38°F), while November holds a slightly warmer average of 5°C (42°F). Precipitation also increases significantly in December, with 98 mm (3.9 in) over 17 days, nearly doubling November's 48 mm (1.9 in) across 11 days. Humidity remains quite high in both months, with December at 92% and November at 90%, reflecting the damp chill typical of the transition into winter. For more detailed information on the weather in November, you can visit Sankt Goar weather in November.

Compare Sankt Goar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Sankt Goar

December in Sankt Goar presents a stark contrast to other months as it ushers in the chill of winter. With average temperatures hovering around 3°C (38°F), this month is notably colder than the milder seasons. While sunny days become scarce, the likelihood of precipitation increases, with rain gracing the area on 17 days throughout the month, contributing to a humidity level of 92%. Therefore, those visiting Sankt Goar should brace for a blend of cold air and wet conditions, making December a unique, albeit cozy, time to experience the charm of this picturesque town. For further details, explore Sankt Goar Climate.