December Weather in Chur, Switzerland

Last updated: August 27, 2025

In December, Chur, Switzerland experiences a chilly climate characterized by a maximum temperature of 6°C (42°F) and a stark minimum dipping to -26°C (-15°F), creating a significant temperature range. The average temperature settles around -6°C (21°F), encapsulating the essence of winter. With a notable precipitation amount of 130 mm (5.1 in) spread across 17 days, this month is not only damp but also marked by a high humidity level of 90%, contributing to the festive yet frosty atmosphere. Visitors can expect a blend of crisp air and potential snowfall, perfect for winter activities or cozy indoor retreats.

December Temperature in Chur

In December, Chur, Switzerland, experiences a notable drop in temperatures, with minimums plunging to -26°C (-15°F). The average temperature hovers around -6°C (21°F), and despite reaching a max of 6°C (42°F), the overall chill envelops the city in a wintery embrace. This month marks the culmination of the cold spell experienced since late autumn, as the mercury consistently remains below freezing, signifying a shift into the full grip of winter. With the temperature gradually declining from the relatively warmer November, visitors can expect a picturesque, snow-covered landscape ideal for winter sports and cozy festivities.

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

The chart illustrates December temperature patterns in Chur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chur, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec182429354352545447402921
Data source: Temperature data for Chur 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 Chur

December in Chur, Switzerland, brings a notable shift in weather patterns as the city experiences 130 mm (about 5.1 inches) of precipitation over 17 days. This increase in moisture marks a significant uptick from the preceding months, particularly November, which recorded just 104 mm over 13 days. The trend reflects a transition into the winter season, characterized by more frequent, albeit moderate, precipitation. As the year draws to a close, December’s amount aligns closely with earlier months like March and April, suggesting a consistent winter pattern where the snowy landscape is just beginning to take shape, enveloping the picturesque region in a serene, frosty embrace.

December Precipitation Trends in Chur

The chart displays monthly precipitation patterns in Chur, 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. In Chur, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec92669593157148148201136142104130
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chur

In December, Chur, Switzerland, experiences a slight uptick in humidity, reaching 90%, a figure consistent with both October and November. This rise indicates a trend of increased moisture as winter sets in, contrasting with the drier spring and summer months where humidity dipped to its lowest at 80% in May and August. As the year transitions into winter, the atmosphere becomes notably damper, reflecting the region's characteristic cold weather. Overall, December's humidity serves as a reminder of Chur's chilly climate, echoing the patterns established throughout the year while heralding the cold, crisp air of winter.

December Average Humidity in Chur

This chart illustrates the average monthly humidity levels in Chur, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Chur is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chur

In December, Chur, Switzerland experiences a low UV Index of 2, indicating a gentle start to the winter season. With a burn time of 45 minutes, this month encourages outdoor activities without the stress of sun damage, contrasting sharply with the intense UV levels seen in the preceding summer months where readings soared as high as 10. The gradual decline in UV exposure from very high levels in the warmer months to the moderate and low categories in late fall and winter highlights the seasonal shift in sun intensity. For those looking to plan their sunny escapes, December offers a respite, inviting locals and visitors to enjoy the beautiful alpine scenery with a reduced risk of sunburn. For more details on Chur's UV Index throughout the year, check out Chur UV Index.

Maximum UV Index Levels in Chur for December

The chart shows the monthly maximum UV Index (UVI) for Chur 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. In December, the maximum UV index in Chur typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Chur 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 Chur

December in Chur, Switzerland, marks a gentle transition into winter, showcasing 194 hours of sunshine—a cozy conclusion to the year. Following a trend of diminishing daylight as winter deepens, the month experiences fewer sunlit hours compared to the vibrant summer months, where July peaked at 408 hours. However, December's sunshine still holds its charm, gently outshining the preceding months of November and October, with 212 hours and 278 hours respectively. As the days grow shorter and the festive season approaches, those precious sunlit hours provide a warm contrast against the winter chill, inviting locals and visitors alike to appreciate the beauty of Chur even in the depth of winter.

Monthly Sunshine Duration in Chur: December Highlighted

The December sunshine duration represents the total number of hours Chur 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h235h309h348h361h386h408h368h309h278h212h194h
Data source: Chur December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chur During December

In December, Chur, Switzerland, experiences a 39% chance of sunny weather, offering a bright respite as winter sets in. This figure reflects a slight uptick from the previous months, suggesting that while the likelihood of sunshine is lower in winter than in the spring and summer months, December presents a more favorable chance compared to the gloomy depths of November. As the year draws to a close, this modest increase hints at the occasional clear day that can punctuate the otherwise chilly and overcast skies, making it a delightful time for visitors and locals alike to enjoy the scenic winter landscape.

Percentage of Sunny Days in December in Chur

The chart illustrates the percentage of sunny days in Chur 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 Chur experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%42%42%38%30%34%30%31%36%36%33%39%
Data source: Chur December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chur in December

As the year draws to a close in Chur, Switzerland, daylight hours gradually diminish, culminating in December with just 8 hours of sunlight. This downward trend begins in the summer months, where June through August boasts a peak of 15 hours, showcasing the region’s long and vibrant days. As autumn sets in, sunlight retreats, dropping to 12 hours in September and then to 10 hours in October. November’s darkness brings only 9 hours of daylight, setting the stage for the winter solstice in December. This cyclical pattern highlights the stark contrasts of seasonal daylight in Chur, with longer, sun-soaked days giving way to cozy, candle-lit evenings as winter progresses.

Average Daylight Hours in Chur for December

The chart illustrates the variation in daylight duration in Chur throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 1m10h 18m11h 56m13h 36m15h 1m15h 45m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Chur daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Chur

As December arrives in Chur, Switzerland, the winds remain gentle, with an average speed of 1.4 m/s (3 mph), consistent with the tranquility that this charming city embodies in winter. Throughout the year, wind speeds have shown minimal fluctuations, with most months hovering around the same calm pace. Notably, December’s winds echo the stillness of autumn, maintaining the serene ambiance as the landscape transforms under blankets of snow. While January and February see only slight increases in wind speed, the overall trend remains stable, suggesting a peaceful winter’s embrace for locals and visitors alike. This consistent breeze not only enhances the crispness of the air but also adds a touch of freshness to the festive season in Chur.

Average December Wind Speed in Chur

The chart displays monthly wind speed patterns in Chur, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.61.31.41.51.31.41.21.21.51.41.4 m/s
Data source: Chur December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Chur Compares to Other Months

Weather in Chur varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Chur, focusing on differences in temperature, rainfall, humidity, and UV levels.

December and January showcase a strikingly similar, yet distinct winter climate. In December, temperatures range from a minimum of -26°C (-15°F) to a maximum of 6°C (42°F), with an average of -6°C (21°F) and 130 mm of precipitation over 17 days, contributing to a humid atmosphere at 90%. In contrast, January experiences slightly colder conditions, with minimum temperatures dipping to -28°C (-19°F) and an average of -8°C (18°F). While the maximum temperature remains consistent at 6°C (43°F), January sees significantly less precipitation, totaling 92 mm over 11 days and with a marginal increase in humidity to 92%. For more detailed weather data for January, visit Chur weather in January.

December and February present distinctly cold but slightly varied weather. In December, temperatures range from a minimum of -26°C (-15°F) to a maximum of 6°C (42°F), with an average of -6°C (21°F). This month experiences significant precipitation, averaging 130 mm (5.1 in) over 17 days, and maintains high humidity levels at 90%. In contrast, February shows a marginally milder temperature range, from -25°C (-13°F) to a maximum of 10°C (50°F), with an average of -4°C (25°F). Precipitation decreases to 66 mm (2.6 in) over 12 days, with humidity remaining slightly lower at 89%. Thus, despite the overall coldness in both months, February offers a slight reprieve, making it a bit more bearable. For a detailed look at February's climate in Chur, check out Chur weather in February.

In December, temperatures can be quite frigid, with a minimum of -26°C (-15°F) and an average of -6°C (21°F), while the maximum reaches only 6°C (42°F). This month sees considerable precipitation, totaling 130 mm (5.1 in) over 17 days, coupled with high humidity at 90%. In contrast, March offers a slight reprieve from the cold, with minimum temperatures around -25°C (-13°F) and an average of -2°C (29°F). The maximum temperature rises more noticeably to 12°C (54°F). Although it experiences slightly less precipitation at 95 mm (3.7 in) over 16 days, humidity remains relatively high at 87%. For more detailed insights into the weather conditions during March, you can check Chur weather in March.

In December, the weather features chilling temperatures, with minimums plunging to -26°C (-15°F) and an average hovering around -6°C (21°F). The month experiences a maximum temperature of just 6°C (42°F) and substantial precipitation of 130 mm (5.1 in) over 17 days, accompanied by high humidity levels of 90%. In contrast, April offers a more temperate climate with minimum temperatures slightly warmer at -23°C (-9°F) and an average of 2°C (36°F). The maximum reaches a pleasant 16°C (61°F), with total precipitation decreasing to 93 mm (3.7 in) over 14 days and humidity levels somewhat lower at 84%. This transition from the deep winter chill of December to the mild spring conditions of April is significant. For more detailed insights into April weather, visit Chur weather in April.

December and May exhibit stark contrasts in weather conditions. In December, temperatures range from a biting minimum of -26°C (-15°F) to a maximum of 6°C (42°F), with an average around -6°C (21°F). The month sees significant precipitation totaling 130 mm (5.1 in), spread over 17 days, alongside high humidity levels at 90%. In contrast, May brings a gradual warming, with temperatures ranging from a minimum of -11°C (13°F) to a maximum of 22°C (71°F) and an average of 6°C (43°F). Precipitation increases slightly to 157 mm (6.2 in), occurring over 22 days, while humidity decreases to 80%. The change from the frigid, wet conditions of December to the milder, wetter days in May highlights the shifting seasons. For a deeper look at conditions, check out Chur weather in May.

In December, temperatures often plunge, with a minimum of -26°C (-15°F) and an average of -6°C (21°F), peaking at 6°C (42°F). The month is generally characterized by high humidity at 90% and frequent winter precipitation, totaling around 130 mm (5.1 in) over 17 days. In contrast, June brings a noticeable warming trend, where temperatures range from a minimum of -2°C (29°F) to an average of 11°C (53°F) and can reach a maximum of 27°C (81°F). This month experiences slightly higher precipitation at 148 mm (5.8 in) spread over 19 days, but humidity levels drop to 82%. For a closer look at the June weather, check out Chur weather in June.

In December, the weather is markedly colder, with temperatures ranging from a frigid -26°C (-15°F) to a maximum of 6°C (42°F) and an average of -6°C (21°F). The month sees significant precipitation, totaling 130 mm (5.1 in) spread over 17 days, accompanied by high humidity levels at 90%. In contrast, July experiences milder weather, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 26°C (79°F) and an average of 12°C (54°F). Though slightly more precipitation occurs in July at 148 mm (5.8 in) over 20 days, humidity levels are somewhat lower at 83%. For a closer look at the specifics of July weather, visit Chur weather in July.

December and August present strikingly different weather conditions. In December, temperatures can plummet as low as -26°C (-15°F), with an average of -6°C (21°F) and a maximum of 6°C (42°F), contributing to a chilly atmosphere accompanied by high humidity levels of 90%. Precipitation is frequent, with rain or snow occurring over 17 days and totaling 130 mm (5.1 in). In contrast, August brings milder temperatures ranging from a minimum of 0°C (33°F) to a comfortable average of 12°C (54°F) and highs of 24°C (76°F). Although August is wetter, with a total of 201 mm (7.9 in) over 19 days, the humidity is slightly lower at 80%. For a deeper insight into the specific weather conditions, you can visit Chur weather in August.

December and September showcase notably different weather patterns. In December, temperatures plunge to a minimum of -26°C (-15°F) and have an average of -6°C (21°F), while the maximum reaches only 6°C (42°F). The month is characterized by high humidity at 90% and substantial precipitation, totaling 130 mm (5.1 in) over 17 days. Conversely, September experiences much milder temperatures, with a minimum of -10°C (15°F) and an average of 8°C (47°F), peaking at a comfortable 21°C (70°F). While it does see a slightly higher total precipitation of 136 mm (5.3 in), it does so over fewer days—15 in total—and with lower humidity at 83%. For more details about the weather in September, you can check Chur weather in September.

In contrasting December and October weather, December presents a much colder climate, with temperatures ranging from a minimum of -26°C (-15°F) to a maximum of 6°C (42°F), compared to October's milder range of -8°C (17°F) to 17°C (62°F). While both months share a high humidity level of 90%, October sees slightly less precipitation (142 mm) over fewer days (12 days) than December, which experiences 130 mm of precipitation over 17 days. This leads to a relatively wetter atmosphere in December, despite its colder temperatures. For those interested in more details about October weather conditions, you can check Chur weather in October.

December weather is generally colder and wetter compared to November. In December, the average temperature drops to -6°C (21°F), with minimums reaching a frigid -26°C (-15°F) and maximums only reaching 6°C (42°F). This contrasts with November, which sees a milder average of -2°C (29°F) and max temperatures peaking at 13°C (56°F). Additionally, December experiences more precipitation, with 130 mm (5.1 in) over 17 days, compared to November's 104 mm (4.1 in) over 13 days. Humidity remains high in both months, with December slightly higher at 90% compared to November's 88%. For more detailed information, visit Chur weather in November.

Compare Chur's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Chur

As December sets in, Chur transforms into a winter wonderland, with temperatures dipping significantly compared to the milder months preceding it. While the chill can be felt with averages around -6°C, the atmosphere is thick with 90% humidity, creating a cozy, albeit brisk, ambiance. Unlike the lighter precipitation of autumn, December brings about more substantial snowfall and rain, averaging about 130 mm over 17 days, making it one of the wetter months. This mix of cold and moisture creates the perfect backdrop for enjoying the scenic beauty of Chur during this festive season. For more detailed insights on what to expect, visit Chur Climate.