December Weather in Sigriswil, Switzerland

Last updated: August 27, 2025

December in Sigriswil, Switzerland, is characterized by chilly temperatures and notable humidity, creating a quintessential winter atmosphere. With an average temperature hovering around -2°C (29°F), residents experience maximum highs of 9°C (49°F) and can expect winter lows plummeting to -13°C (8°F). The month brings considerable precipitation, totaling 175 mm (6.9 in) over 17 days, adding to the scenic beauty of the snowy landscape. The air is often filled with a damp chill, highlighted by a remarkable 90% humidity, making December a time of cozy gatherings and breathtaking winter views in this picturesque Swiss village.

December Temperature in Sigriswil

As December settles in Sigriswil, Switzerland, temperatures transform into a wintry tableau, presenting a chilly embrace to residents and visitors alike. The month kicks off with minimums dipping to -13°C (8°F) and averages hovering around -2°C (29°F). While daytime highs reach a modest 9°C (49°F), the crispness in the air hints at the approach of deeper winter. This chill is a stark contrast to the preceding months, marking a shift from the relatively mild temperatures of November, where the average was 2°C (35°F). As the landscape dons its frost-kissed attire, December invites everyone to enjoy the serene beauty of a snow-covered Swiss wonderland, ideal for cozy gatherings and outdoor adventures alike.

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

The chart illustrates December temperature patterns in Sigriswil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sigriswil, 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).
JanFebMarAprMayJunJulAugSepOctNovDec263035414857605953453529
Data source: Temperature data for Sigriswil 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 Sigriswil

In December, Sigriswil experiences a notable increase in precipitation, with a total of 175 mm (6.9 in) falling across 17 days. This reflects a shift towards the wetter edge of the monthly averages as winter sets in. Compared to the milder and drier months preceding it—such as November, which saw just 97 mm (3.8 in)—December's rainfall contributes significantly to the region's overall annual totals. The trend suggests that while early winter brings a chill, it also delivers robust moisture, setting the stage for a snowy January ahead. The consistent precipitation during this month can enhance the picturesque winter landscapes Sigriswil is known for, inviting both locals and visitors to embrace the beauty of the season.

December Precipitation Trends in Sigriswil

The chart displays monthly precipitation patterns in Sigriswil, 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 Sigriswil, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1231031259418222521920312413897175
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Sigriswil

In December, Sigriswil, Switzerland, experiences a notable spike in humidity, reaching 90%, similar to the figures observed in October. This increase marks a transition into the colder months, where overall humidity tends to stabilize within the high 80s to low 90s range. Throughout the year, Sigriswil's humidity gradually decreases from a peak in January (92%), with a slight rebound in October and December. Such patterns suggest that winter grips the region tightly, enveloping it in a moist atmosphere that contributes to the unique charm of this picturesque Swiss village during the holiday season.

December Average Humidity in Sigriswil

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

In December, Sigriswil, Switzerland sees a drop in the UV Index to 2, categorizing it as low exposure. This means residents and visitors alike can enjoy the winter scenery without the heightened concerns of sunburn, with a safe burn time extending to 45 minutes. This month marks a notable decrease compared to the summer months, where the UV Index peaked at 10, indicating very high exposure. The trend highlights a seasonal shift in UV radiation, prompting a more relaxed attitude towards sun safety during winter. For a deeper look at UV trends throughout the year, check out the Sigriswil UV Index.

Maximum UV Index Levels in Sigriswil for December

The chart shows the monthly maximum UV Index (UVI) for Sigriswil 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 Sigriswil typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Sigriswil 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 Sigriswil

In Sigriswil, Switzerland, the December skies offer a gentle farewell to the year with 195 hours of sunshine, marking a transition into the winter months. This figure, while lower than the radiant peak of 416 hours in July, still reflects a steady glow as the days shorten. Interestingly, December's sunshine stands out amid a backdrop of gradually diminishing daylight—trailing closely behind the brighter, more vibrant months of late spring and early summer. As the year wraps up, the sun's presence softens the chill, hinting at a nurturing winter ahead while offering a reflective pause after the sun-soaked exuberance of warmer months.

Monthly Sunshine Duration in Sigriswil: December Highlighted

The December sunshine duration represents the total number of hours Sigriswil 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h229h299h356h361h386h416h384h322h285h230h195h
Data source: Sigriswil December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sigriswil During December

In December, Sigriswil, Switzerland experiences a 41% chance of sunny weather, making it one of the more favorable months for sunlight in the region. This percentage reflects a slight uptick from the dreary days of November, which saw a 35% chance of sun. Interestingly, the likelihood of sunshine begins to trend upward as the winter progresses, contrasting with the earlier months of the year like January at a mere 19%. As the holiday season approaches, there’s a welcome increase in atmospheric cheer, suggesting that while December might be chilly, it offers a noteworthy opportunity to enjoy some sun amidst the snowy landscapes.

Percentage of Sunny Days in December in Sigriswil

The chart illustrates the percentage of sunny days in Sigriswil 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 Sigriswil experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%39%44%48%31%33%34%38%38%43%35%41%
Data source: Sigriswil December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sigriswil in December

December in Sigriswil, Switzerland, ushers in the shortest daylight hours of the year, with just 8 hours to brighten the winter landscape. This period marks a notable decline from the 15 hours of daylight enjoyed in the summer months of June and July. As the year progresses, daylight gradually diminishes, transitioning from a peak in May when residents bask in 15 hours of sunshine to the stark 9 hours witnessed in the later months of November. By December, the cozy glow of winter evenings takes over, reminding us of nature's rhythm as we anticipate the arrival of longer days in the New Year.

Average Daylight Hours in Sigriswil for December

The chart illustrates the variation in daylight duration in Sigriswil 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 2m15h 46m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Sigriswil daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Sigriswil

As December settles over Sigriswil, Switzerland, a gentle increase in the average wind speed to 1.7 m/s (4 mph) emerges, marking a slight uptick as the year comes to a close. This month mirrors February's breeze, hinting at a soft but perceptible shift in the winter air. Throughout the year, wind speeds have shown a tendency to fluctuate within a relatively narrow range, with the calmest periods occurring during the height of summer. Yet, as December cloaks the region in its frosty embrace, the refreshing winds serve as a reminder of the dynamic nature of each season, gracefully inviting both locals and visitors to embrace the crisp mountain air.

Average December Wind Speed in Sigriswil

The chart displays monthly wind speed patterns in Sigriswil, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.51.51.61.31.41.31.31.51.51.7 m/s
Data source: Sigriswil December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Sigriswil Compares to Other Months

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

December and January in Sigriswil showcase a notable shift in winter weather characteristics. December experiences slightly milder temperatures, with averages around -2°C (29°F) and a maximum of 9°C (49°F), alongside higher precipitation levels of 175 mm (6.9 in) over 17 days. In contrast, January sees colder conditions, with average temperatures dipping to -3°C (26°F) and a minimum of -19°C (-1°F), though also featuring less precipitation at 123 mm (4.9 in) across 12 days. Humidity in both months is high, with January slightly edging higher at 92%, compared to December's 90%. For more detailed insights, you can check Sigriswil weather in January.

December and February present contrasting yet similarly chilly weather conditions. In December, temperatures range from a minimum of -13°C (8°F) to a maximum of 9°C (49°F), with an average of -2°C (29°F). The month experiences significant precipitation, totaling 175 mm (6.9 in) over 17 days, accompanied by a high humidity level of 90%. In comparison, February is slightly colder, with minimum temperatures dropping to -18°C (-1°F) and a maximum reaching 14°C (58°F). The average temperature is marginally higher, at -1°C (31°F), but the month sees less precipitation, totaling 103 mm (4.0 in) over just 11 days, while maintaining a similar humidity of 89%. Overall, February tends to be drier and slightly milder as it progresses toward spring. For more detailed insights, check Sigriswil weather in February.

December and March present contrasting weather conditions. In December, temperatures range from a chilly minimum of -13°C (8°F) to a maximum of 9°C (49°F), with an average of -2°C (29°F). The month is characterized by significant precipitation, totaling 175 mm (6.9 in) over about 17 days, and a high humidity of 90%. In comparison, March experiences more variability, with temperatures between -23°C (-9°F) and 16°C (60°F), averaging at 2°C (36°F). Although precipitation decreases to 125 mm (4.9 in) spread over 15 days, the humidity remains relatively high at 87%. For a closer look at March's weather specifics in Sigriswil, you can check this link: Sigriswil weather in March.

In December, the weather tends to be much colder, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 9°C (49°F) and an average of -2°C (29°F). The month also sees substantial precipitation, averaging 175 mm (6.9 in) over about 17 days, coupled with high humidity levels around 90%. In contrast, April experiences milder conditions, with temperatures fluctuating between -12°C (10°F) and 19°C (67°F), and an average of 5°C (42°F). Precipitation drops significantly to 94 mm (3.7 in) over approximately 12 days, while humidity decreases to 84%. For those looking to explore the weather conditions in April specifically, more details can be found at Sigriswil weather in April.

December and May present strikingly different weather conditions. In December, temperatures can plummet to a minimum of -13°C (8°F), with an average of -2°C (29°F) and a maximum of only 9°C (49°F). The month sees considerable precipitation, amounting to 175 mm (6.9 in) over 17 days, along with high humidity at 90%. In contrast, May heralds the arrival of warmer weather, with temperatures ranging from a minimum of -7°C (20°F) to a pleasant average of 9°C (48°F) and a maximum reaching 25°C (78°F). Despite slightly higher precipitation at 182 mm (7.2 in) over 19 days, the humidity decreases to 80%. For more detailed information on the weather in May, you can visit Sigriswil weather in May.

December and June present stark contrasts in weather patterns. December experiences much colder temperatures, with a minimum of -13°C (8°F) and a maximum of 9°C (49°F), while June boasts milder conditions, ranging from a minimum of 1°C (34°F) to a comfortable maximum of 29°C (85°F). Precipitation is relatively high in both months, with December receiving 175 mm (6.9 in) over 17 days and June experiencing slightly more at 225 mm (8.9 in) over 18 days. The humidity is also notable; December's average is higher at 90%, compared to June's 82%. For a deeper look at the June climate specifics, you can check Sigriswil weather in June.

December and July exhibit strikingly different weather patterns. In December, temperatures range from a frosty -13°C (8°F) at night to a crisp 9°C (49°F) during the day, with an average of -2°C (29°F). The month is characterized by high humidity at 90% and substantial precipitation, totaling 175 mm (6.9 in) over 17 days. In contrast, July offers a much milder climate, with temperatures ranging from a comfortable 5°C (41°F) at night to a warm 29°C (84°F) during the day, averaging around 15°C (60°F). July sees slightly more rain, with 219 mm (8.6 in) over 18 days, but the humidity is lower at 83%. For more details on weather specifics, you can check out Sigriswil weather in July.

December and August present strikingly different weather conditions. In December, temperatures can plunge to a chilling minimum of -13°C (8°F) and rarely peak beyond 9°C (49°F), with an average of -2°C (29°F). This month is characterized by high humidity at 90% and considerable precipitation of 175 mm (6.9 in) spread over 17 days. Conversely, August offers a much milder climate, with minimum temperatures of 5°C (41°F) and maximums reaching as high as 28°C (82°F), averaging around 15°C (59°F). It experiences slightly more precipitation at 203 mm (8.0 in) over 18 days, but with lower humidity at 80%. For a detailed look at August weather in Sigriswil, you can explore Sigriswil weather in August.

In December, the weather is significantly colder than in September, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 9°C (49°F), while September experiences milder conditions with temperatures from 0°C (32°F) to 23°C (73°F). December also sees higher precipitation levels of 175 mm (6.9 in) over 17 days, compared to September's 124 mm (4.9 in) over 14 days. Additionally, humidity is slightly higher in December at 90%, compared to September's 83%, contributing to the chill of winter versus the more temperate early fall. For more details on September weather, you can visit Sigriswil weather in September.

In December, temperatures drop significantly, with a minimum of -13°C (8°F) and an average of -2°C (29°F), compared to milder October, which sees a minimum of -4°C (26°F) and an average of 7°C (45°F). October boasts a more pleasant maximum temperature of 19°C (67°F), while December only reaches up to 9°C (49°F). Both months experience high humidity at 90%, but December is characterized by more precipitation, totaling 175 mm (6.9 in) over 17 days, compared to October's 138 mm (5.4 in) over 13 days. For a detailed look at October weather, you can visit Sigriswil weather in October.

In comparing the weather between November and December, notable differences emerge in both temperature and precipitation. December's temperatures are generally lower, with a minimum of -13°C (8°F) and an average of -2°C (29°F), while November sees milder conditions with a minimum of -10°C (13°F) and an average of 2°C (35°F). Additionally, December experiences significantly more precipitation, totaling 175 mm (6.9 in) over 17 days, compared to November's 97 mm (3.8 in) over 13 days. Humidity levels remain relatively similar, with December at 90% and November at 88%. These factors contribute to December's distinctly colder and wetter weather, highlighting a marked transition into winter. For more insights on November's weather, visit Sigriswil weather in November.

Compare Sigriswil's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Sigriswil

As December settles over Sigriswil, the weather transforms into a chilly embrace, distinctly cooler than the preceding months. With temperatures reaching a maximum of just 9°C, the shift to winter is palpable, as frosty mornings pave the way for crisp afternoons. The increased humidity and frequent precipitation paint a picturesque scene, with nearly half the month marked by wet days, inviting the first glimpses of snow. This month not only beckons the holiday spirit but also serves as a reminder of nature's quieter, more contemplative side. For a deeper understanding of how December's conditions fit into the region's broader climate narrative, explore Sigriswil Climate.