January Weather in Koblenz, Germany

Last updated: February 26, 2025

Koblenz in January presents a chilly yet captivating winter atmosphere. With temperatures ranging from a minimum of -10°C (15°F) to a maximum of 12°C (54°F), the month showcases an average of 2°C (36°F), making it essential to dress warmly. Visitors can expect approximately 60 mm (2.4 in) of precipitation spread over 12 days, lending an air of freshness to the crisp surroundings. The high humidity, peaking at 91%, adds to the invigorating feel, creating picturesque winter scenes throughout the city. Whether exploring historical sites or cozy cafés, January in Koblenz offers a unique experience amidst the wintry chill.

January Temperature in Koblenz

In Koblenz, Germany, January presents a winter chill with temperatures ranging from a brisk -10°C (15°F) to a mild 12°C (54°F), averaging around 2°C (36°F). This month sets the stage for a gradual warming trend, with each succeeding month showing a steady rise in temperatures. By February, the city experiences a slight dip, with minimums of -11°C (12°F) but peaks reaching 19°C (66°F). As spring approaches, the warmth becomes more pronounced; by March, the average climbs to 6°C (43°F), leading to even more noticeable increases in April and May. The transition from the icy grasp of winter to the blooms of spring is palpable, underscoring Koblenz's dynamic climate as it ebbs and flows through the seasons.

January Weather in Koblenz: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Koblenz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363842495564666658514239
Data source: Temperature data for Koblenz 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.

January Precipitation in Koblenz

In Koblenz, Germany, January is characterized by a moderate precipitation level, accumulating 60 mm (2.4 in) over an average of 12 rainy days. This sets the tone for a winter month where the weather can be both fresh and brisk. Notably, precipitation begins to decrease slightly in February, dropping to 55 mm, while March sees a small uptick to 65 mm, suggesting a gradual shift as the region transitions into spring. The pattern of rain tends to fluctuate, with the driest month being April at just 37 mm and later peaking again in December, which experiences a significant 89 mm of rainfall. Overall, January firmly anchors the month-to-month variations in precipitation, providing a consistent but chilly start to the year.

January Precipitation Trends in Koblenz

The chart displays monthly precipitation patterns in Koblenz, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec605565376672676247554689
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Koblenz

In January, Koblenz experiences a high humidity level of 91%, setting the tone for the winter months. Following closely, February maintains a similar dampness at 90%, before a gradual decline begins in March, dropping to 87%. As spring approaches, humidity continues to taper off, reaching 84% in April and further decreasing to 77% in May. However, the trend shifts during the summer, where levels stabilize lower, peaking at 72% in July and dropping slightly to 71% in August. As autumn arrives, humidity begins to rise again, with September showing a notable increase to 81%, and both October and November return to higher figures, hovering around 88% and 91% respectively. December closes the year on a humid note, peaking at 92%, showcasing the cyclical nature of Koblenz's humidity throughout the year.

January Average Humidity in Koblenz

This chart illustrates the average monthly humidity levels in Koblenz, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Koblenz

In January, Koblenz, Germany, experiences a low UV Index of 2, with a burn time of 45 minutes, making it a safe month for outdoor activities without much sun protection. However, as the year progresses, there’s a notable upward trend; by February, the UV Index increases to 3, indicating a moderate exposure risk that requires a bit more caution. This moderate level persists through March and April, where the UV Index reaches 4 and 5, respectively, leading to a shorter burn time of about 30 minutes. As spring transitions into summer, we see the UV Index peak at 8 in both June and July, categorized as very high, with a significant reduction in burn time to just 15 minutes. Although the UV Index begins to decline in August, it remains high at 7, before tapering off in the fall. Interestingly, both November and December return to low levels, similar to January, with increased burn times again reaching 45 minutes. This seasonal fluctuation emphasizes the importance of monitoring UV exposure throughout the year. For more detailed information, check out the full Koblenz UV Index.

Maximum UV Index Levels in Koblenz for January

The chart shows the monthly maximum UV Index (UVI) for Koblenz in January, 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: Koblenz January 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.

January Sunshine in Koblenz

In Koblenz, Germany, January greets the new year with a modest 104 hours of sunshine, setting the stage for an upward trend as days gradually lengthen. This seasonal shift becomes more pronounced as February brings 197 hours, hinting at the promise of spring. By March, sunshine hours leap to 265, and by April, there’s a vibrant 344 hours basking on the town. The warmth continues through the summer months, peaking in July with a radiant 411 hours, before gently tapering down in the fall. The sun remains a generous companion until October, only to recede as winter approaches, culminating in 114 hours by December. This rhythmic dance of sunlight not only marks the passage of time but also embodies the delightful climate variations that define each season in Koblenz.

Monthly Sunshine Duration in Koblenz: January Highlighted

The January sunshine duration represents the total number of hours Koblenz experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec104h197h265h344h391h396h411h384h320h235h168h114h
Data source: Koblenz January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Koblenz During January

In Koblenz, Germany, January is characterized by a mere 9% chance of sunny weather, making it the month with the least likelihood of sunshine. This trend starkly contrasts with the following months, where February sees a surge to 31%, while March and April offer even greater hope at 42% and 43%, respectively. As the year progresses, the chances of enjoying sun-drenched days steadily increase, peaking from March through May. However, as autumn arrives, the likelihood of sunny weather begins to wane again, particularly in November and December. Overall, this seasonal pattern highlights how January stands out as a gray month, suggesting a significant yearning for the sunshine that becomes more prevalent as winter fades into spring.

Percentage of Sunny Days in January in Koblenz

The chart illustrates the percentage of sunny days in Koblenz throughout the year, with January 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 Koblenz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%31%42%43%30%31%32%30%39%26%17%12%
Data source: Koblenz January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Koblenz in January

In Koblenz, Germany, January marks the onset of a gradual ascent in daylight, with the month offering about 8 hours of light. As winter transitions into spring, February sees an increase to 10 hours, setting the stage for more vibrant days ahead. By March, daylight extends further to 11 hours, and this upward trend continues, peaking at an impressive 16 hours in June. The progression is striking, as daylight decreases from the summer months with 15 hours in July and 14 hours in August, gradually returning to 12 hours in September. As autumn approaches, the light wanes swiftly, with daylight falling back to 10 hours in October and retracing its steps to 8 hours in both November and December. This cyclical variation creates a dynamic rhythm in Koblenz, where each month serves as a reminder of the changing seasons and their impact on daily life.

Average Daylight Hours in Koblenz for January

The chart illustrates the variation in daylight duration in Koblenz throughout the year, with January 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: Koblenz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Koblenz

In Koblenz, January welcomes visitors with an average wind speed of 3.5 m/s (8 mph), making it one of the breezier months of the year. As winter wanes, a slight decrease in wind speed is observed in February and March, with February recording 3.4 m/s and March dropping to 3.3 m/s. The wind settles into a gentler rhythm as spring approaches, culminating in April's calmest period at 2.8 m/s (6 mph). Interestingly, May rebounds with a slightly brisker pace of 3.6 m/s, hinting at the shift into warmer days. The summer months, however, see a notable decline, with June particularly still at 2.3 m/s. By late summer and into autumn, wind speeds fluctuate but generally remain lower, suggesting a tranquil climate through September and November, before December picks up again at 3.1 m/s. Overall, January’s breezy start sets a contrasting tone against the milder winds that follow, crafting a unique seasonal tapestry in this charming city.

Average January Wind Speed in Koblenz

The chart displays monthly wind speed patterns in Koblenz, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.5 m/s3.43.32.83.62.32.62.82.13.32.53.1
Data source: Koblenz January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Koblenz Compares to Other Months

The weather in Koblenz changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Koblenz and find detailed weather information for every month.

In January, the weather tends to be quite chilly, with temperatures ranging from a minimum of -10°C (15°F) to a maximum of 12°C (54°F) and an average of 2°C (36°F). The month experiences about 60 mm (2.4 in) of precipitation over 12 days, accompanied by high humidity levels at 91%.

In contrast, February shows a slight rise in average temperature with a minimum of -11°C (12°F) and a maximum reaching up to 19°C (66°F), averaging at 3°C (39°F). Precipitation slightly decreases to 55 mm (2.2 in) over the same number of days, and humidity remains similar at 90%. For a detailed look at February's weather, feel free to explore Koblenz weather in February.

January and March exhibit notable differences in weather conditions. While January experiences colder temperatures with a minimum of -10°C (15°F) and an average of 2°C (36°F), March sees a rise in temperatures, showcasing a minimum of -12°C (11°F) but an average of 6°C (43°F), highlighting the gradual warming as spring approaches. Additionally, March has a significantly higher maximum temperature of 22°C (72°F) compared to January's 12°C (54°F). Precipitation is slightly higher in March at 65 mm (2.6 in) over 14 days, compared to January's 60 mm (2.4 in) across 12 days, indicating a wetter transition into spring. Humidity is relatively high in both months, with January at 91% and March slightly lower at 87%. For more details on March weather, you can check Koblenz weather in March.

January in Koblenz is characterized by chillier temperatures, with lows plunging to -10°C (15°F) and an average temperature of around 2°C (36°F). The month sees significant precipitation, totaling 60 mm (2.4 in) over about 12 days, accompanied by high humidity levels of 91%. In contrast, April brings a notable shift in weather, with temperatures ranging from a minimum of -3°C (26°F) to a pleasant maximum of 26°C (79°F) and an average of 9°C (49°F). This spring month experiences less precipitation, measuring 37 mm (1.4 in) over 8 days, and the humidity drops to 84%. The transformation from the cold, damp days of January to the milder and more inviting conditions of April is quite remarkable. For more details on the weather in April, you can visit Koblenz weather in April.

In January, temperatures in Koblenz can be quite cold, ranging from a frigid minimum of -10°C (15°F) to a milder maximum of 12°C (54°F), with an average temperature around 2°C (36°F). The month experiences about 60 mm (2.4 in) of precipitation over 12 days, accompanied by high humidity levels of 91%. In contrast, May brings a significant shift in weather, with temperatures rising to a minimum of -1°C (31°F), an average of 13°C (56°F), and a warm maximum of 31°C (89°F). Precipitation slightly increases to 66 mm (2.6 in) over the same number of days, but humidity drops to a more comfortable 77%. For a detailed overview of the delightful weather in May, check out Koblenz weather in May.

In January, the weather is characterized by cold temperatures, ranging from a brisk -10°C (15°F) at its lowest to a mild 12°C (54°F) at its peak, with an average temperature of around 2°C (36°F). The high humidity of 91% adds to the chill, and the month sees about 60 mm (2.4 in) of precipitation over 12 days. In contrast, June brings a significant warmth, with temperatures varying from a minimum of 7°C (45°F) to a maximum of 33°C (92°F), averaging at a comfortable 18°C (65°F). Although June has slightly higher precipitation at 72 mm (2.8 in) across 11 days, it boasts a much lower humidity level of 74%. For more detailed insights into June's weather, you can visit Koblenz weather in June.

In January, temperatures in Koblenz can drop as low as -10°C (15°F) and typically hover around an average of 2°C (36°F), leading to a chilly atmosphere accompanied by high humidity levels at 91%. The month sees about 60 mm (2.4 in) of precipitation spread over 12 days, making for a rather damp winter. In contrast, July brings much warmer weather, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 37°C (100°F) and an average of 19°C (66°F). Although July experiences slightly more precipitation at 67 mm (2.6 in) over just 10 days, the lower humidity of 72% makes the warmth more bearable. For more detailed insights, you can check Koblenz weather in July.

January and August showcase contrasting weather patterns in Koblenz. January experiences chilly temperatures, with a minimum of -10°C (15°F) and an average of only 2°C (36°F), while August boasts a much warmer climate, featuring a minimum of 6°C (43°F) and an average of 19°C (66°F). Precipitation levels are quite similar, with January receiving 60 mm (2.4 in) and August slightly higher at 62 mm (2.5 in), though both months experience rainfall on roughly 12 days. Additionally, January's humidity is notably high at 91%, compared to August's more comfortable 71%. For more insights on the weather during this warmer month, check out Koblenz weather in August.

January and September present stark contrasts in weather. January features chilly temperatures, with a minimum of -10°C (15°F) and an average of just 2°C (36°F), peaking at 12°C (54°F). This month also experiences higher humidity at 91% and significant precipitation over 12 days, totaling 60 mm (2.4 in). In contrast, September enjoys milder temperatures, ranging from a minimum of 3°C (37°F) to an average of 15°C (59°F), peaking at a warm 31°C (88°F). The rainfall is lighter, with only 47 mm (1.8 in) over 7 days, and the humidity decreases to 81%. For more detailed insights, check out Koblenz weather in September.

In January, the weather is characterized by much colder temperatures, with average highs around 2°C (36°F) and lows dipping down to -10°C (15°F). The humidity is high at 91%, and precipitation is relatively frequent, occurring on about 12 days, totaling 60 mm (2.4 in). In contrast, October boasts much milder conditions, featuring an average temperature of 11°C (52°F) and highs reaching up to 24°C (76°F). Although October also sees precipitation on 12 days, it totals slightly less at 55 mm (2.2 in) and comes with a lower humidity level of 88%. For more information on October weather, check out Koblenz weather in October.

January and November exhibit notable differences in weather patterns. In January, temperatures range from a chilly minimum of -10°C (15°F) to a maximum of 12°C (54°F), with an average around 2°C (36°F). The month sees about 60 mm (2.4 in) of precipitation over 12 days, accompanied by a consistent humidity of 91%. In contrast, November offers milder conditions, with temperatures fluctuating between -3°C (27°F) and 19°C (67°F), averaging at 6°C (42°F). Precipitation is slightly less at 46 mm (1.8 in) over 10 days, while humidity remains the same at 91%. For more details, you can check Koblenz weather in November.

In January, the weather in Koblenz tends to be colder than in December, with average temperatures ranging from a minimum of -10°C (15°F) to a maximum of 12°C (54°F), compared to December's milder range of -6°C (22°F) to 14°C (57°F). January also sees a slight increase in humidity at 91%, while December maintains a higher humidity level at 92%. Precipitation is more frequent in December, occurring over 17 days and totaling 89 mm (3.5 in), whereas January experiences precipitation on 12 days, accumulating 60 mm (2.4 in). For a detailed look at the weather in December, you can check out Koblenz weather in December.

Compare Koblenz's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Koblenz

January in Koblenz stands out with its chilly embrace, characterized by a marked drop in temperatures compared to the rest of the year. While the city experiences occasional mild days, the average temp hovers around 2°C, contrasting sharply with the warmer months ahead. The higher humidity levels and persistent precipitation, averaging about 60 mm over 12 days, can lend a gloomy feeling to the landscape. This month serves as a transition from the harsh cold of winter towards the milder and vibrant spring. For more details on what to expect throughout the year, check out the comprehensive information here: Koblenz Climate.