December Weather in Falun, Sweden

Last updated: August 27, 2025

In Falun, Sweden, December brings a diverse range of winter weather, with temperatures typically ranging from a chilly -20°C (-4°F) at night to a milder daytime maximum of 8°C (47°F). On average, the month hovers around -2°C (29°F), ensuring a crisp atmosphere perfect for seasonal activities. With 57 mm (2.2 in) of precipitation spread over 13 days, residents experience a mix of snow and rain, contributing to a high humidity level of 94%, creating an enchanting yet brisk winter landscape. Embrace the frosty charm of Falun this December!

December Temperature in Falun

In December, Falun, Sweden, experiences a cold embrace as temperatures tumble, with minimums dipping to a bracing -20°C (-4°F). The average temperature hovers around -2°C (29°F), creating a distinctly wintry atmosphere. Despite the chill, daytime highs can reach up to 8°C (47°F), offering brief respites from the biting cold. This month marks a notable shift from the preceding autumn, as the region transitions deeper into winter, wrapping the landscape in a serene, frost-kissed quilt. As holiday festivities draw near, the chilly air enhances the charm of Falun, inviting residents and visitors alike to enjoy its winter wonders while bundled up against the frosty air.

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

The chart illustrates December temperature patterns in Falun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Falun, 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).
JanFebMarAprMayJunJulAugSepOctNovDec272732405061636052433528
Data source: Temperature data for Falun 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 Falun

In December, Falun experiences a notable shift in precipitation patterns, with 57 mm (2.2 in) of rainfall spread over 13 days. This amount reflects a consistency with the slightly wetter months preceding it, particularly November's 52 mm. As winter approaches, the frequency of wet days increases, hinting at the transition to the colder season. Despite the brisk weather, the precipitation in December remains relatively moderate compared to the summer months, where August sees a peak of 95 mm. This month's rainfall is essential for maintaining the region's vibrant ecosystem, setting the stage for a serene, snowy landscape typical of Swedish winters.

December Precipitation Trends in Falun

The chart displays monthly precipitation patterns in Falun, 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 Falun, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec363540285775709555885257
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Falun

In December, humidity levels in Falun, Sweden remain notably high at 94%, reflecting a trend of elevated moisture that begins in the fall and persists into winter. After peaking in January with a staggering 96%, humidity gradually decreases through the spring, hitting a low of 73% in the summer months of June and July. However, as autumn approaches, the moisture levels rise again, with September and October showcasing notable increases, culminating in December's marked humidity. This seasonal pattern indicates that while summers are drier, the winter months cradle the air in a blanket of moisture, creating a distinct climate experience in this charming Swedish town.

December Average Humidity in Falun

This chart illustrates the average monthly humidity levels in Falun, 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 Falun is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%93%91%84%74%73%73%78%87%92%94%94%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Falun

In December, Falun experiences a low UV Index of 1, consistent with the trends set in the preceding months. This means that sun exposure poses minimal risk, allowing residents and visitors to enjoy the beauty of winter without the worry of quick sunburn, with a safe burn time of 45 minutes. As the year draws to a close, the UV levels reflect a gradual decline from the higher indices seen in the summer months, which peak at 7 in June and July. As daylight decreases and winter sets in, December’s UV Index serves as a reminder to take advantage of the crisp, sunny days while remaining mindful of skin protection. For more detailed information on UV levels throughout the year, check out Falun UV Index.

Maximum UV Index Levels in Falun for December

The chart shows the monthly maximum UV Index (UVI) for Falun 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 Falun typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Falun 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 Falun

As December settles over Falun, Sweden, the waning daylight is palpable, with only 67 hours of sunshine to be found in this enchanting month. The trend of diminishing sunlight is evident as the year draws to a close, a stark contrast to the vibrant brightness of summer, which boasts over 467 hours in July. The gradual decline from 413 hours in May to 110 hours in November creates a reflective atmosphere, perfectly suited for cozy gatherings and festive celebrations. While the long winter nights may tempt residents to stay indoors, the charm of Swedish winters illuminates the spirit, making the fleeting moments of sunlight all the more cherished. As the year transitions, it's a gentle reminder of the cycles of nature, urging us to embrace the warmth of each sunbeam, however rare they may be.

Monthly Sunshine Duration in Falun: December Highlighted

The December sunshine duration represents the total number of hours Falun 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.
JanFebMarAprMayJunJulAugSepOctNovDec72h163h264h368h413h457h467h387h266h193h110h67h
Data source: Falun December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Falun During December

As December rolls into Falun, Sweden, the chance of sunny days hovers around a modest 26%, reflecting a typical winter pattern. This marks a slight decrease from the preceding months, where November offered a 27% probability of sunshine. The trend highlights a gradual transition through the seasons: after a peak in sunny likelihood during April (51%), the chances steadily diminish as we move into the darker months. Comparatively, December's sunlit moments offer a soft glimmer of light in the midst of winter, though residents will likely need to embrace the cozy atmosphere that comes with shorter days and increased cloud cover.

Percentage of Sunny Days in December in Falun

The chart illustrates the percentage of sunny days in Falun 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 Falun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%34%36%51%29%39%49%32%25%25%27%26%
Data source: Falun December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Falun in December

In Falun, Sweden, the daylight duration undergoes a captivating transformation throughout the year. December marks the low point of this cycle, with just 5 hours of daylight, shadowing the festive season in long, cozy nights. As winter progresses, the days gradually lengthen, starting from the briefest moments in December, before transitioning into the more illuminating months of January and February, bringing 6 and 9 hours respectively. By March, daylight begins to surge, reaching 11 hours, and by June and July, the days stretch out to an impressive 18 hours. This gradual increase reaches its apex in the summer months, followed by a gentle descent as autumn returns, culminating in November’s 7 hours before the cycle starts anew. This rhythmic ebb and flow of daylight not only defines the seasons but also enriches the beauty of Falun's ever-changing landscape.

Average Daylight Hours in Falun for December

The chart illustrates the variation in daylight duration in Falun throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 38m9h 4m11h 51m14h 41m17h 21m18h 55m18h 4m15h 35m12h 48m10h7h 21m5h 48m
Data source: Falun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Falun

In December, the average wind speed in Falun, Sweden, settles at a brisk 3.0 m/s (7 mph), reflecting a subtle dip as winter takes hold. Through the year, it's interesting to note that wind speeds generally fluctuate but tend to peak in the earlier months, notably October, which boasts an average of 3.9 m/s (9 mph). As we transition from the mild breezes of late summer and fall, December's wind feels like a precursor to the harsher gusts of the coming winter months. Notably, winds remain relatively consistent throughout the late autumn, hovering around 3.1 m/s (7 mph) in November, further accentuating winter's gradual approach. This pattern not only highlights Falun’s transition into the chillier season but also offers a reminder of the calm that precedes the more turbulent winter winds.

Average December Wind Speed in Falun

The chart displays monthly wind speed patterns in Falun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.33.53.52.82.52.63.13.13.93.13.0 m/s
Data source: Falun December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Falun Compares to Other Months

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

In comparing the weather of December and January, December tends to be slightly milder with average temperatures around -2°C (29°F), while January experiences a drop in minimum temperatures, reaching as low as -26°C (-14°F). Despite both months having relatively high humidity levels—94% in December and 96% in January—December sees more precipitation, totaling 57 mm (2.2 in) over 13 days compared to January's 36 mm (1.4 in) over just 8 days. For more detailed information on January weather in Falun, you can check Falun weather in January.

In December, the weather is characterized by a broader range of temperatures, with a minimum of -20°C (-4°F) and a maximum of 8°C (47°F), leading to an average temperature of -2°C (29°F). This month sees significant precipitation of 57 mm (2.2 in) over around 13 days, along with high humidity at 94%. In contrast, February typically experiences slightly milder conditions, with temperatures ranging from a minimum of -19°C (-2°F) to a maximum of 9°C (49°F) and an average of -3°C (27°F). Precipitation decreases to 35 mm (1.4 in) over 8 days, and humidity remains comparable at 93%. For more specifics on February weather patterns, see Falun weather in February.

In December, temperatures often drop to a minimum of -20°C (-4°F), with an average temperature hovering around -2°C (29°F) and a maximum reaching 8°C (47°F). The month typically experiences about 57 mm (2.2 in) of precipitation over 13 days, along with high humidity levels at 94%. In contrast, March sees slightly milder conditions, with minimum temperatures around -19°C (-1°F) and an average of 0°C (33°F), peaking at 18°C (64°F). Precipitation decreases to 40 mm (1.6 in) over just 7 days, and humidity remains lower at 91%. For a more detailed look at March weather, you can visit Falun weather in March.

In December, the weather can be quite harsh, with temperatures plunging as low as -20°C (-4°F) and an average of -2°C (29°F). The cold is often accompanied by high humidity levels at 94%, making it feel even chillier. Over the course of the month, precipitation occurs on about 13 days, totaling 57 mm (2.2 inches).

In contrast, April brings a significant transition as temperatures rise, with a minimum of -12°C (11°F) and an average of 4°C (40°F), peaking at a pleasant 21°C (70°F). The humidity is relatively lower at 84%, and with just 28 mm (1.1 inches) of precipitation spread over 6 days, April feels much drier and more temperate. For more detailed insights into April weather, you can visit Falun weather in April.

December and May present stark contrasts in weather conditions. In December, temperatures can plummet as low as -20°C (-4°F), with an average around -2°C (29°F) and a maximum of just 8°C (47°F). The month sees considerable humidity at 94% and experiences precipitation on 13 days, amounting to 57 mm (2.2 in). In contrast, May enjoys a milder climate, with minimum temperatures around -5°C (24°F) and averages rising to 10°C (50°F), peaking at a pleasant 28°C (82°F). Although May also has a similar total of 57 mm (2.2 in) of precipitation, it occurs over fewer days (11) and is accompanied by a lower humidity level of 74%. For more details on the delightful weather in May, you can check Falun weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures can plunge as low as -20°C (-4°F), with an average of -2°C (29°F) and a maximum of 8°C (47°F). The month is characterized by high humidity at 94% and a total precipitation of 57 mm (2.2 in) over 13 days. In comparison, June warms up significantly, featuring a minimum temperature of 3°C (38°F), an average of 16°C (61°F), and soaring up to a maximum of 31°C (88°F). The humidity decreases to 73%, and while precipitation increases to 75 mm (2.9 in), it falls over just 11 days. For more specifics on June weather, you can check this link: Falun weather in June.

December and July present strikingly different weather conditions. In December, temperatures plummet to a minimum of -20°C (-4°F), with an average temperature around -2°C (29°F) and a maximum of 8°C (47°F). This winter month experiences high humidity at 94% and sees precipitation on about 13 days, totaling 57 mm (2.2 in). In contrast, July offers a much warmer climate, with temperatures ranging from a minimum of 5°C (41°F) to a pleasant maximum of 32°C (89°F) and an average of 17°C (63°F). Although July has slightly higher total precipitation at 70 mm (2.8 in), it only experiences rain on 11 days, accompanied by a lower humidity level of 73%. For more detailed information on Falun's July weather, you can check Falun weather in July.

December and August present stark contrasts in weather patterns. In December, temperatures plummet with a minimum of -20°C (-4°F) and an average of -2°C (29°F), peaking at a mere 8°C (47°F). The month also witnesses significant precipitation, with 57 mm (2.2 in) falling over 13 days, and a high humidity level of 94%, creating a frigid and damp atmosphere. In comparison, August experiences a milder climate, with minimum temperatures around 3°C (37°F) and an average of 15°C (60°F), reaching a maximum of 29°C (84°F). This month is also wetter, receiving 95 mm (3.7 in) of rain over 14 days, but with a lower humidity level of 78%, providing a more comfortable, though still somewhat humid, environment. For more detailed insights on weather patterns during this summer month, please visit Falun weather in August.

December and September present stark contrasts in weather patterns. In December, temperatures drop significantly, with a minimum of -20°C (-4°F) and an average of -2°C (29°F), offering a chilly atmosphere, whereas September enjoys milder conditions with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 24°C (75°F). Precipitation levels are relatively similar, with December receiving 57 mm over 13 days and September slightly less at 55 mm over 10 days. Humidity also differs, with December maintaining a high of 94% compared to September's 87%, which contributes to a more comfortable feel during the latter month. For more detailed weather insights, you can visit Falun weather in September.

When comparing the weather in December and October, it's clear that December is significantly colder. With average temperatures ranging from a minimum of -20°C (-4°F) to a maximum of 8°C (47°F), December presents a stark contrast to October's milder climate, which enjoys averages between -6°C (21°F) and 20°C (68°F). Precipitation levels are also noteworthy; while December sees 57 mm (2.2 in) of rainfall over 13 days, October experiences higher precipitation at 88 mm (3.5 in) during the same number of days. Humidity is slightly higher in December at 94%, compared to October’s 92%. For more specific details on October weather, you can check Falun weather in October.

In comparing the weather between November and December, it's evident that December experiences colder temperatures, with an average of -2°C (29°F) compared to November's warmer average of 2°C (36°F). The minimum temperature in December drops to -20°C (-4°F), significantly lower than November's minimum of -13°C (9°F). Additionally, while both months see high humidity levels at 94%, December has slightly more precipitation, totaling 57 mm (2.2 inches) over 13 days, compared to November's 52 mm (2.0 inches) over 10 days. For a more detailed look at the conditions in November, you can refer to Falun weather in November.

Compare Falun's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Falun

As December settles over Falun, the weather transforms significantly, with temperatures dipping notably compared to the milder autumn months. Average chills can plunge to a brisk -2°C, with sharp nights that may plummet to -20°C. This winter month also ushers in increased precipitation, with frequent, damp days that contribute to a high humidity of 94%. The contrast between December and other months is stark, as the city embraces a cold, wet atmosphere. For a deeper dive into Falun's seasonal shifts, visit Falun Climate.