December Weather in Flims, Switzerland

Last updated: August 27, 2025

December in Flims, Switzerland offers a chilly embrace, with temperatures ranging from a maximum of 6°C (43°F) to a bone-numbing minimum of -25°C (-13°F). The average temperature hovers around -6°C (22°F), ensuring a wintry landscape enveloped in frost. Visitors can expect a significant amount of precipitation, totaling 145 mm (5.7 in) over 18 days of the month, contributing to the pristine snow that blankets the region. With a humidity level reaching 90%, the crisp mountain air adds to the quaint charm, making December an enchanting time to explore this picturesque Swiss alpine village.

December Temperature in Flims

In Flims, Switzerland, December ushers in a deep winter chill, with temperatures plummeting to a minimum of -25°C (-13°F). As the month progresses, the average temperature hovers around -6°C (22°F), while daytime highs struggle to reach 6°C (43°F). This significant drop marks a stark contrast to just a few months prior, with late autumn showing an average of -1°C (30°F) in November. The trend clearly indicates that December stands out as one of the coldest months in Flims, enveloping the picturesque Alpine scenery in a serene blanket of snow, perfect for winter sports enthusiasts and those seeking the charm of a winter wonderland.

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

The chart illustrates December temperature patterns in Flims, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flims, 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).
JanFebMarAprMayJunJulAugSepOctNovDec182529354253545448402921
Data source: Temperature data for Flims generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Flims

In December, Flims, Switzerland, experiences a significant shift in weather patterns as winter tightly grips the region. With an average precipitation of 145 mm (5.7 in) over 18 days, the month showcases a robust combination of rain and early snowfall, setting the stage for the winter sports season. This month’s precipitation is notably higher than the 73 mm (2.9 in) recorded in February, yet slightly less than the 150 mm (5.9 in) in May, illustrating a consistent trend of increased moisture in the colder months as the year draws to a close. The culmination of November’s 108 mm (4.3 in) also suggests a smooth transition into December, preparing the picturesque landscapes of Flims for a winter wonderland. As the snow begins to blanket the trails, December not only marks a time of beauty but also highlights the region's climatic rhythm that enchants both locals and visitors alike.

December Precipitation Trends in Flims

The chart displays monthly precipitation patterns in Flims, 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 Flims, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1077310995150158180234152153108145
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Flims

In Flims, Switzerland, December brings a humidity level of 90%, marking a return to the elevated moisture levels typical of the colder months. As the year progresses, a noticeable trend emerges: humidity is consistently high from late autumn through winter, with January and October also reaching 92% and 90%, respectively. Interestingly, this winter spike contrasts with the milder summer months, where humidity dips to around 80% in May and August. As we transition from the crisp air of fall to the frosty embrace of winter, December's humidity accentuates the region's enchanting alpine atmosphere, making it a perfect month for cozy retreats and festive celebrations amidst the stunning snowy landscapes.

December Average Humidity in Flims

This chart illustrates the average monthly humidity levels in Flims, 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 Flims 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 Flims

In Flims, Switzerland, December brings a welcome return to lower UV levels, with an index of 2, classifying exposure as low and allowing for a 45-minute burn time. This marks a significant shift from the peak months of summer, where UV indices soared to 10 in both June and July, demanding protective measures with only 15 minutes of safe sun exposure. As the year progresses from winter to warmer months, the UV Index rises sharply, peaking from April to August with values in the very high category. It's intriguing to observe how UV exposure ebbs and flows with the seasons, ensuring that those visiting or living in Flims can plan their sun activities wisely. For more information, check out the detailed Flims UV Index.

Maximum UV Index Levels in Flims for December

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

As the year comes to a close, December in Flims, Switzerland offers a gentle descent into the winter months with 189 hours of sunshine. Although this marks one of the lowest sunlight totals of the year, it still reflects a cozy transition from the vibrant light of the summer, peaking at 404 hours in July. Interestingly, the sun shines most during the spring and early summer months, with April and May basking in a warm glow of 344 and 355 hours respectively. The gradual decline in sunlight is palpable, from a lively 355 hours in May down to December's softer radiance, underscoring the beauty of seasonal change in this picturesque alpine setting. Visitors can appreciate the serene winter landscapes, even as the sun sets earlier and casts a magical glow over the town during the holiday season.

Monthly Sunshine Duration in Flims: December Highlighted

The December sunshine duration represents the total number of hours Flims 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h228h302h344h355h381h404h364h302h270h201h189h
Data source: Flims December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Flims During December

In Flims, Switzerland, December presents a 37% chance of sunny weather, mirroring the sunniness seen in February and April. As the year draws to a close, this likelihood reflects a modest uptick compared to the lower probabilities of summer months such as July, August, and even May, which linger around 27%. Interestingly, the chances of sunshine in December are notably better than those in the colder months of January at 20% and just slightly lower than the overall average for early spring. This trend suggests that while winter may dim the sun's presence, December in Flims holds a promising glimmer for outdoor enthusiasts looking for sunny breaks amid the wintry landscapes.

Percentage of Sunny Days in December in Flims

The chart illustrates the percentage of sunny days in Flims 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 Flims experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%37%40%37%27%31%27%27%33%36%32%37%
Data source: Flims December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Flims in December

As the year progresses, Flims, Switzerland, experiences a fascinating transformation in daylight duration. Starting in January with around 9 hours of daylight, the days gradually extend, peaking in May and June at a generous 15 hours. This abundant sunlight creates the perfect backdrop for summer activities amid the stunning alpine scenery. However, as autumn arrives, daylight begins to wane; by December, it dips to just 8 hours, ushering in the cozy winter months. This rhythmic cycle of light showcases not only the seasonal changes but also the enchanting allure of Flims throughout the year, from sun-soaked summers to serene, snowy winters.

Average Daylight Hours in Flims for December

The chart illustrates the variation in daylight duration in Flims throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h10h 18m11h 56m13h 36m15h 3m15h 47m15h 23m14h 7m12h 30m10h 50m9h 21m8h 35m
Data source: Flims daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Flims

In December, Flims, Switzerland, experiences a consistent yet gentle breeze, with an average wind speed of 1.3 m/s (3 mph)—similar to the preceding months of November and January. This stability contrasts with the summer months when the winds slightly dipped to 1.1 m/s (2 mph) in August and September. Overall, Flims enjoys relatively calm conditions throughout the year, with only slight variations in wind speed, reflecting a tranquil atmosphere perfect for enjoying the stunning alpine scenery and winter activities that the region offers.

Average December Wind Speed in Flims

The chart displays monthly wind speed patterns in Flims, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.51.21.31.41.21.21.11.11.41.31.3 m/s
Data source: Flims December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Flims Compares to Other Months

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

December and January exhibit similar temperature ranges, with December averaging -6°C (22°F) and January slightly colder at -8°C (19°F). Both months experience maximum temperatures around 6°C (43°F), but December has a milder minimum of -25°C (-13°F), compared to January's even lower minimum of -26°C (-15°F). Precipitation in December is more abundant at 145 mm (5.7 in), observed over 18 days, whereas January sees less precipitation at 107 mm (4.2 in) over just 11 days, indicating a drier pattern. Humidity remains high in both months, peaking at 90% in December and slightly increasing to 92% in January, contributing to the cold and crisp winter atmosphere. For a detailed overview of January weather specifics, check out Flims weather in January.

In December, the weather is notably colder, with average temperatures hovering around -6°C (22°F) and a maximum of only 6°C (43°F). The month experiences high precipitation levels of 145 mm (5.7 in) over 18 days, along with high humidity reaching 90%. In contrast, February brings slightly warmer conditions, with an average temperature of -4°C (25°F) and daytime highs around 9°C (48°F). The precipitation in February drops significantly to 73 mm (2.9 in) across 12 days, accompanied by a marginally lower humidity of 89%. For more details on what to expect in February, you can check out Flims weather in February.

In December, the weather is characterized by frigid temperatures, with a minimum of -25°C (-13°F) and an average of -6°C (22°F), peaking at a maximum of 6°C (43°F). This month experiences significant precipitation of 145 mm (5.7 in) over 18 days, coupled with high humidity at 90%. In contrast, March marks a transition as temperatures soften, with a minimum of -24°C (-11°F) and an average of -2°C (29°F), reaching a warmer maximum of 13°C (56°F). Additionally, precipitation decreases to 109 mm (4.3 in) spread across 16 days, and humidity slightly drops to 87%. For those interested in the specific weather conditions during this time, further details can be found at Flims weather in March.

In December, temperatures are significantly colder, with a minimum of -25°C (-13°F) and an average of -6°C (22°F), compared to April's milder conditions, where temperatures range from a minimum of -21°C (-6°F) to an average of 2°C (35°F). While December experiences more precipitation at 145 mm (5.7 in) over 18 days, April sees a decrease in precipitation to 95 mm (3.7 in) over 13 days, resulting in less frequent rain. Additionally, humidity levels in December hover around 90%, slightly higher than the 84% experienced in April. These notable differences in temperature, precipitation, and humidity highlight the transition from the harsh winter conditions of December to the more temperate spring weather in April. For more detailed information, check out Flims weather in April.

December and May present distinctly different weather conditions. In December, temperatures are significantly colder with a minimum of -25°C (-13°F) and an average of -6°C (22°F), peaking at just 6°C (43°F). The month experiences high humidity at around 90% and considerable precipitation, totaling 145 mm (5.7 in) over 18 days. In contrast, May sees a considerable warming, with temperatures ranging from a minimum of -10°C (14°F) to a comfortable average of 6°C (43°F) and a maximum of 22°C (72°F). Although May has slightly higher precipitation at 150 mm (5.9 in) spread over 21 days, the humidity is lower at 80%. These transitions mark the shift from winter's chill to the early warmth of spring. For more detailed weather insights, check out Flims weather in May.

In December, the weather is characterized by frigid temperatures, with a minimum of -25°C (-13°F) and an average of -6°C (22°F), peaking at 6°C (43°F). The month also experiences substantial precipitation, totaling 145 mm (5.7 in) over 18 days, coupled with high humidity levels around 90%. In stark contrast, June offers a milder climate, with temperatures ranging from a minimum of -2°C (29°F) to an average of 11°C (53°F), and maximums reaching 27°C (82°F). Precipitation in June is slightly higher at 158 mm (6.2 in) spread across 19 days, yet the humidity is lower at 82%. For a more detailed look at June weather, check out Flims weather in June.

In December, temperatures can plummet to a chilling minimum of -25°C (-13°F), with an average of -6°C (22°F) and a maximum of 6°C (43°F). This month experiences significant precipitation, totaling 145 mm (5.7 in) over 18 days, coupled with high humidity levels at 90%. In contrast, July brings a much milder climate, where temperatures range from a minimum of 3°C (38°F) to an average of 12°C (55°F) and peak at 27°C (80°F). Though July sees slightly more rainfall at 180 mm (7.1 in), it spreads over 20 days with a lower humidity level at 83%. For more details on the pleasant weather in July, check out Flims weather in July.

December and August present vastly different weather experiences. In December, temperatures plunge as low as -25°C (-13°F), with an average of -6°C (22°F) and a maximum of 6°C (43°F), creating a stark, wintry atmosphere. This month also sees considerable precipitation, with 145 mm (5.7 in) spread over 18 days, accompanied by high humidity levels of 90%. In contrast, August enjoys a more temperate climate, where the mercury rarely dips below 1°C (35°F) and can rise to a pleasant maximum of 24°C (76°F), averaging around 12°C (54°F). The month experiences more rainfall overall, at 234 mm (9.2 in), yet over 20 days, with a slightly lower humidity of 80%. For a detailed look at the weather specifics, check Flims weather in August.

In December, the weather is significantly colder than in September, with temperatures ranging from a frigid minimum of -25°C (-13°F) to a maximum of just 6°C (43°F). In contrast, September offers a milder climate, with temperatures varying from a minimum of -10°C (15°F) to a balmy maximum of 21°C (70°F). Both months experience considerable precipitation, with December receiving 145 mm (5.7 in) over 18 days, while September sees slightly higher total precipitation at 152 mm (6.0 in) across 15 days. Humidity levels also differ, peaking at 90% in December compared to 83% in September. For a detailed look at what to expect, check out Flims weather in September.

In December, temperatures can drop to a chilling minimum of -25°C (-13°F), with an average of -6°C (22°F) and a maximum of 6°C (43°F), creating a stark contrast to October's milder climate, where temperatures range from a minimum of -8°C (18°F) to a maximum of 17°C (62°F) and an average of 5°C (40°F). While December experiences significant cold and is characterized by its persistent gray skies and snow, October enjoys a more temperate feel, despite slightly higher precipitation levels of 153 mm (6.0 in) over 12 days compared to December's 145 mm (5.7 in) over 18 days. Both months share high humidity levels of 90%, but October's typically warmer conditions contribute to a more pleasant outdoor experience. For more details about the weather conditions, you can refer to Flims weather in October.

In comparing the weather of December and November, we observe notable differences in both temperature and precipitation. December experiences a broader temperature range, with a minimum of -25°C (-13°F) and an average of -6°C (22°F), while November is relatively milder, with a minimum of -20°C (-4°F) and an average of -1°C (30°F). Precipitation is higher in December, totaling 145 mm (5.7 in) over 18 days, compared to 108 mm (4.3 in) over 13 days in November. Additionally, humidity levels slightly increase in December to 90%, in contrast to November's 88%. For more detailed information, you can check out Flims weather in November.

Compare Flims's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Flims

As December settles into Flims, the landscape transforms into a winter wonderland, marked by drastic temperature fluctuations that can take your breath away. This month stands apart from others with its chilly average temperatures dipping as low as -6°C, making it significantly colder than the preceding autumn months. Frequent precipitation, often falling as snow, envelops the region, contributing to a humid atmosphere that hovers around 90%, a stark contrast to the drier summer months. With up to 18 days of precipitation and a total of 145 mm, December invites both the charm of snowy vistas and the brisk air of the Alps, offering a unique experience for winter enthusiasts. For more insights into Flims' climate, check out Flims Climate.