December Weather in Hergiswil, Switzerland

Last updated: August 27, 2025

December in Hergiswil, Switzerland offers a chilly yet captivating winter experience characterized by an average temperature of 2°C (35°F). With maximum temperatures reaching 11°C (53°F) and dipping as low as -9°C (16°F), the month showcases a significant range that invites bundling up in cozy layers. Travelers should prepare for the moisture-laden air as humidity hovers around a notable 90%, leading to frequent winter precipitation. Over the course of the month, residents and visitors alike can expect 169 mm (6.6 in) of rain or snow across 18 precipitation days, making Hergiswil a picturesque, albeit damp, winter wonderland.

December Temperature in Hergiswil

In Hergiswil, Switzerland, December brings a notable chill as temperatures begin to dip more significantly, with minimums around -9°C (16°F) and an average hovering at 2°C (35°F). This marks a transition from the milder temperatures seen in late autumn, as the town prepares for the winter months. Despite the colder average, the maximums can still reach a comfortable 11°C (53°F), offering glimpses of warmth amidst the winter's embrace. As the year draws to a close, the crisp air and potential for snow create an enchanting atmosphere, making Hergiswil a picturesque destination for those looking to experience a Swiss winter wonderland.

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

The chart illustrates December temperature patterns in Hergiswil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hergiswil, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323640465261646457504135
Data source: Temperature data for Hergiswil 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 Hergiswil

In Hergiswil, Switzerland, December marks a significant uptick in precipitation, with an impressive 169 mm (6.6 in) of rain recorded over 18 days. This places December among the wetter months of the year, following closely behind the summer peak in June and July. Notably, the month sees a higher level of rainfall compared to November's 97 mm (3.8 in), highlighting a seasonal transition that often brings the region's picturesque landscapes to life. As the year draws to a close, the increased precipitation not only enriches the local flora but also sets the stage for the snow-covered beauty of the winter months to come.

December Precipitation Trends in Hergiswil

The chart displays monthly precipitation patterns in Hergiswil, 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 Hergiswil, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec13810712610217220219919313815897169
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hergiswil

In December, the humidity in Hergiswil, Switzerland hovers at a notable 90%, reflecting a seasonal trend as the year draws to a close. This level of humidity is consistent with the cooler months, where moisture levels tend to rise, peaking in the winter. As we look back through the year, there’s a clear pattern: January and October also feature high humidity, each at 92% and 90%, respectively. The months leading to December, however, exhibit a gradual decline from November's 88%, indicating that the transition into winter brings a return to elevated moisture levels. From this, we can see that while Hergiswil experiences varying humidity throughout the year, the winter months consistently bring a notable rise in atmospheric moisture, making December a particularly humid time in this scenic Swiss locale.

December Average Humidity in Hergiswil

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

As December rolls in, Hergiswil, Switzerland, experiences a dip in the UV Index, settling at a low 2. This shift indicates a decrease in solar intensity as we move into winter months, with a burn time of 45 minutes, allowing ample time for outdoor enjoyment without the immediate risk of sunburn. Observing the trends throughout the year, we see a gradual increase from the low levels in January, peaking at a very high 9 during the summer months, particularly in June and July. As daylight diminishes and temperatures drop, the UV Index reflects a safe environment for those venturing outdoors. For more detailed insights, visit Hergiswil UV Index.

Maximum UV Index Levels in Hergiswil for December

The chart shows the monthly maximum UV Index (UVI) for Hergiswil 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 Hergiswil typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Hergiswil 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 Hergiswil

December in Hergiswil, Switzerland, ushers in a serene yet subdued atmosphere with 185 hours of sunlight, marking a gentle decline as the year comes to a close. This dip follows a vibrant stretch of brightness peaking in the summer months, where sunshine graced the region for 415 hours in July. As the seasons transition from the shimmering peaks of summer to the crisp embrace of winter, December's sunshine is a nostalgic reminder of longer days gone by. Interestingly, while the month captures a cozy holiday spirit, it offers only a fraction of the sun's embrace compared to the lush 370 hours seen in May. Thus, December serves as a tranquil close to the year, inviting locals and visitors alike to find warmth in both the sun and the festive atmosphere.

Monthly Sunshine Duration in Hergiswil: December Highlighted

The December sunshine duration represents the total number of hours Hergiswil 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h228h300h358h370h385h415h384h320h279h219h185h
Data source: Hergiswil December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hergiswil During December

In Hergiswil, Switzerland, December typically experiences a 30% chance of sunny weather, which reflects a slight improvement from the gloomy months preceding it. As the year progresses from November’s 24%, December's sunlight likelihood signals a small glimmer of hope as winter sets in. While the early months of the year, particularly January, are marked by the least sunshine, February begins a notable upward trend, eventually peaking in spring with April reaching 46%. Thus, while December may not boast the brightest days, it serves as a gentle transition into the sunnier months ahead, suggesting that even amidst winter, there are hints of sunlight waiting to break through the clouds.

Percentage of Sunny Days in December in Hergiswil

The chart illustrates the percentage of sunny days in Hergiswil 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 Hergiswil experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%35%43%46%30%31%33%36%36%36%24%30%
Data source: Hergiswil December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hergiswil in December

As the year draws to a close, Hergiswil, Switzerland, experiences a familiar rhythm in daylight duration that reflects the changing seasons. In December, the days are short, offering only 8 hours of daylight, consistent with the trend of diminishing sunlight that begins in November and continues until the solstice. This cycle is preceded by a gradual increase in daylight from the stark darkness of deep winter, with hours peaking at a generous 15 hours in the lush months of May through July. The transition from the long, bright days of summer to the brief, crisp daylight of winter serves as a stunning reminder of the region's dynamic climate, where each month brings a new chapter in the dance between light and darkness.

Average Daylight Hours in Hergiswil for December

The chart illustrates the variation in daylight duration in Hergiswil throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 58m10h 17m11h 56m13h 37m15h 4m15h 48m15h 25m14h 7m12h 30m10h 49m9h 20m8h 33m
Data source: Hergiswil daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hergiswil

As December settles over Hergiswil, Switzerland, the average wind speed remains a gentle 1.5 m/s (3 mph), marking a slight uptick from the preceding month. This tranquil breeze encapsulates the essence of winter, providing a calm backdrop to the stunning alpine landscape. Notably, the wind speeds have shown a subtle fluctuation throughout the year, with the spring months of May and April experiencing the highest levels, averaging around 1.7 m/s and 1.5 m/s respectively. Conversely, the summer months exhibit a consistent 3 mph, maintaining a serene atmosphere ideal for leisurely outdoor activities. Overall, the December winds contribute to Hergiswil’s picturesque charm, hinting at the peaceful winter season that envelops this beautiful lakeside town.

Average December Wind Speed in Hergiswil

The chart displays monthly wind speed patterns in Hergiswil, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.41.51.71.31.31.31.31.41.31.5 m/s
Data source: Hergiswil December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hergiswil Compares to Other Months

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

December and January in Hergiswil present a stark contrast in temperatures and weather patterns. December typically experiences milder conditions, with average temperatures ranging from a chilly -9°C (16°F) to a maximum of 11°C (53°F), alongside higher precipitation of 169 mm (6.6 in) spread over 18 days, contributing to a 90% humidity level. In contrast, January sees even colder temperatures, with a minimum of -13°C (10°F) and an average of 0°C (32°F), although precipitation drops to 138 mm (5.4 in) over just 13 days. Despite being colder, January maintains a slightly higher humidity level of 92%. For a more detailed look at January weather conditions, you can visit Hergiswil weather in January.

In comparing the weather of December and February, both months experience cold temperatures, but February tends to be slightly chillier at night, with a minimum of -17°C (2°F) compared to December's -9°C (16°F). The average temperature remains similar at around 2°C (35°F) in both months, though February can reach a maximum of 16°C (62°F), slightly warmer than December's 11°C (53°F). Precipitation is also reduced in February, with only 107 mm (4.2 in) falling over 12 days, compared to December’s 169 mm (6.6 in) over 18 days, indicating that February is generally drier. Humidity levels are almost identical, hovering around 89-90%. For a more detailed look at February's weather conditions, you can explore Hergiswil weather in February.

December and March present contrasting weather patterns, reflecting the transitional nature of late winter to early spring. In December, temperatures range from a chilly -9°C (16°F) at night to a maximum of 11°C (53°F) during the day, with an average of 2°C (35°F). The month is characterized by high humidity at 90% and frequent precipitation, totaling 169 mm (6.6 in) over 18 days, creating a damp atmosphere.

In contrast, March tends to be milder, with temperatures dropping to a minimum of -13°C (8°F) but peaking at a more comfortable 18°C (65°F), averaging around 4°C (40°F). While March experiences slightly less precipitation (126 mm or 5.0 in) over 16 days, the humidity is still relatively high at 87%. Overall, March offers a glimpse of the warming spring season, making it notably different from the colder, wetter December. For more specifics, you can visit Hergiswil weather in March.

December and April present markedly different weather conditions. In December, temperatures range from a chilly -9°C (16°F) at night to a mild 11°C (53°F) during the day, with an average temperature around 2°C (35°F). This month is quite wet, receiving about 169 mm (6.6 in) of precipitation over 18 days, coupled with a high humidity level of 90%. In contrast, April experiences a more temperate climate with nighttime lows of -6°C (21°F) and daytime highs reaching up to 23°C (73°F), resulting in an average temperature of 8°C (46°F). Precipitation decreases to 102 mm (4.0 in) over 12 days, and humidity also drops to 84%. For more detailed information, you can check Hergiswil weather in April.

December and May present strikingly different weather patterns. In December, temperatures can dip as low as -9°C (16°F), with an average of 2°C (35°F) and a maximum reaching 11°C (53°F). This month is characterized by high humidity at 90% and frequent precipitation, totaling about 169 mm (6.6 in) over 18 days. In contrast, May showcases a milder climate, with temperatures ranging from a minimum of -6°C (21°F) to an average of 11°C (52°F), peaking at 28°C (83°F). While precipitation remains relatively high at 172 mm (6.8 in) over 19 days, the humidity is lower at 80%, offering a more comfortable atmosphere. For a closer look at May weather in Hergiswil, visit Hergiswil weather in May.

December and June present strikingly contrasting weather patterns. In December, temperatures can drop as low as -9°C (16°F), with an average of 2°C (35°F) and highs reaching 11°C (53°F). The month is characterized by high humidity at 90% and considerable precipitation, totaling 169 mm (6.6 in) over 18 rainy days. In contrast, June offers a milder climate with minimum temperatures around 5°C (41°F) and an average of 16°C (62°F), peaking at a warm 32°C (90°F). Although June has higher overall precipitation at 202 mm (8.0 in) across the same number of rainy days, the humidity is slightly lower at 82%. For a more detailed look at weather conditions, you can check Hergiswil weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures can drop as low as -9°C (16°F) and average around 2°C (35°F), while the month can see highs of 11°C (53°F). This chilly period also brings significant precipitation, averaging 169 mm (6.6 in) over 18 days, coupled with high humidity at 90%. In contrast, July brings much warmer temperatures, with a minimum of 8°C (47°F) and an average of 18°C (64°F), peaking at a sweltering 31°C (89°F). Although July receives slightly more precipitation at 199 mm (7.8 in), the humidity is lower at 83%. For a more detailed view of July's weather, you can check Hergiswil weather in July. Overall, July is characterized by warmth and sunshine, while December is defined by cold and dampness.

When comparing December and August weather, there is a stark contrast in temperature and humidity. December experiences much colder conditions with minimum temperatures dropping to -9°C (16°F) and an average of 2°C (35°F), while August offers a warm climate with temperatures ranging from a minimum of 8°C (46°F) to an average of 18°C (64°F) and maximums reaching up to 30°C (87°F). Precipitation is relatively high in both months, but August's 193 mm (7.6 in) falls over 16 days, compared to December's 169 mm (6.6 in) over 18 days. Humidity levels are also higher in December at 90%, compared to August's more comfortable 80%. For more details on August weather specifics, visit Hergiswil weather in August.

December and September exhibit markedly different weather patterns. In December, temperatures can plunge to a minimum of -9°C (16°F) and struggle to reach an average of 2°C (35°F), with a high of only 11°C (53°F). This chilly month is characterized by significant precipitation, totaling 169 mm (6.6 in) over 18 days, along with high humidity levels at 90%. In contrast, September boasts a much milder climate, with temperatures ranging from a minimum of 3°C (37°F) to an average of 14°C (58°F), and a maximum of 25°C (78°F). It also sees less precipitation at 138 mm (5.4 in) over 15 days, accompanied by lower humidity levels at 83%. For more details on September weather, you can check Hergiswil weather in September.

December weather is significantly colder than October, with temperatures ranging from a minimum of -9°C (16°F) to an average of 2°C (35°F), peaking at 11°C (53°F). In contrast, October enjoys milder conditions, boasting temperatures that range from a minimum of 1°C (34°F) to an average of 10°C (50°F) and reaching a maximum of 21°C (70°F). While both months experience a high level of humidity at 90%, December sees more precipitation, totaling 169 mm (6.6 in) over 18 days, compared to October's 158 mm (6.2 in) over 14 days. For more insights into October's weather, you can visit Hergiswil weather in October.

December weather is typically colder and wetter compared to November. While December sees minimum temperatures dropping to -9°C (16°F) and an average of 2°C (35°F), November maintains milder conditions with minimums around -4°C (26°F) and average temperatures reaching 5°C (41°F). Precipitation also increases significantly in December, accumulating to 169 mm (6.6 in) over 18 days, compared to November's 97 mm (3.8 in) over 13 days. Humidity levels are slightly higher in December at 90%, compared to November's 88%. For a more detailed comparison of November's weather, you can visit Hergiswil weather in November.

Compare Hergiswil's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hergiswil

As December arrives in Hergiswil, the weather takes a noticeable turn, marked by cool temperatures and a high precipitation rate. Unlike the milder months preceding it, December sees average temperatures hover around freezing, with frequent rainfall and occasional snow, leading to a month characterized by high humidity levels of around 90%. This combination creates a damp atmosphere that contrasts starkly with the brighter and warmer conditions of autumn. Despite the chill and wetness, there's a unique charm to the season, inviting cozy moments indoors and festive gatherings. To learn more about how December fits into the overall climate, visit Hergiswil Climate.