December Weather in Caux, Switzerland

Last updated: August 27, 2025

December in Caux, Switzerland, brings a chilly embrace as temperatures hover between a maximum of 11°C (52°F) and a bone-chilling minimum of -16°C (3°F). With an average temperature of 0°C (32°F), the month sets the stage for a winter wonderland. The region experiences significant precipitation, totaling 208 mm (8.2 in) over 18 days, contributing to the lush, snow-covered landscape. High humidity levels at 91% make the air feel even crisper, ensuring that December in Caux is a time for cozy retreats and enjoying the serene beauty of winter.

December Temperature in Caux

In Caux, Switzerland, December marks a significant drop in temperatures, with the minimum plunging to a brisk -16°C (3°F) and the average hovering around the freezing point at 0°C (32°F). This chilly start to winter contrasts sharply with the milder conditions of previous months, where November saw a minimum of -8°C (17°F) and an average of 4°C (39°F). While daytime highs reach a comfortable 11°C (52°F), the sharp bite of the cold reminds visitors that winter is officially here. As the year comes to a close, Caux transforms into a winter wonderland, inviting both locals and tourists to embrace the crisp air and enjoy the serene, snowy landscapes.

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

The chart illustrates December temperature patterns in Caux, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caux, 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).
JanFebMarAprMayJunJulAugSepOctNovDec293438445160636256483931
Data source: Temperature data for Caux 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 Caux

In December, Caux, Switzerland experiences a significant uptick in precipitation, with an average of 208 mm (8.2 in) falling across 18 days. This makes December the wettest month of the year, overshadowing the precipitation levels of the preceding months. The increased rainfall is likely a result of winter storms, contributing to the region's snowy landscapes. Compared to the autumn months, which saw a steadier pattern of lighter rainfall, December's climate shift brings a more persistent and intense wetness, setting the stage for the picturesque winter scenery that Caux is known for.

December Precipitation Trends in Caux

The chart displays monthly precipitation patterns in Caux, 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 Caux, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec13210613576182159165152100120106208
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Caux

In Caux, Switzerland, the humidity levels in December mirror the chill of the winter season, reaching 91%—a figure consistent with the high humidity seen in January and November. These elevated levels reveal a notable trend: as the year progresses into the colder months, the air tends to hold more moisture, creating a sense of heaviness typical for late fall and winter. From a peak of 91% at both the start and end of the year, humidity gently tapers off to a low of 77% in August, illustrating a distinct seasonal ebb and flow. While humidity dips in the spring and summer months, the return to high levels in December sets the stage for a chilly but cozy winter, inviting residents and visitors alike to embrace the magic of the season.

December Average Humidity in Caux

This chart illustrates the average monthly humidity levels in Caux, 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 Caux is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Caux

In December, Caux, Switzerland, experiences a low UV Index of 2, indicating minimal risks from sun exposure. As the winter season sets in, residents and visitors can enjoy outdoor activities without the worry of sunburn, with a burn time of approximately 45 minutes before taking precautions. This month's UV levels reflect a notable decrease from the peak values seen in the summer months, where indices soared up to 10 in June. Throughout the year, the UV Index trends depict a clear pattern: as temperatures rise in spring and summer, UV exposure increases significantly, peaking in July and August. However, as December approaches, the focus shifts towards enjoying winter landscapes and activities while remaining mindful of the lower UV exposure. For more detailed information about UV levels throughout the year, visit the Caux UV Index.

Maximum UV Index Levels in Caux for December

The chart shows the monthly maximum UV Index (UVI) for Caux 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 Caux typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Caux 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 Caux

In Caux, Switzerland, the year wraps up with a gentle embrace of sunlight in December, offering 197 hours of daylight. While this marks a decline from the peak brightness of summer with 418 hours in July, it's a reflective transition from the bountiful earlier months. The amount of sunshine dips steadily from the vibrant 354 hours in April and 355 hours in May, illustrating the seasonal change towards winter. This gradual decrease signifies a cozy ambiance, as December serves as a bridge from the glittering summer months to the serene tranquility of winter. While the sunshine wanes, the charm of Caux remains undiminished, inviting visitors to bask in the soft light and enchanting alpine scenery.

Monthly Sunshine Duration in Caux: December Highlighted

The December sunshine duration represents the total number of hours Caux 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.
JanFebMarAprMayJunJulAugSepOctNovDec167h231h297h354h355h394h418h388h330h288h229h197h
Data source: Caux December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Caux During December

As December approaches in Caux, Switzerland, the likelihood of basking in sun-soaked days remains relatively modest, with a 36% chance of sunny weather. This figure sits comfortably in the middle of the spectrum when compared to other months; it is notably higher than the dreariness of January's mere 19%, yet lower than the vibrant promise of springtime, which brings a 48% chance for sunshine by April. While December does not boast the sunniest reputation, it does mirror the sunny possibilities of late autumn, hinting at a gradual transition toward brighter days as the year unfolds. Embrace the crisp winter air, and perhaps, on a lucky day, enjoy the fleeting warmth of the winter sun!

Percentage of Sunny Days in December in Caux

The chart illustrates the percentage of sunny days in Caux 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 Caux experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%39%46%48%30%33%36%37%37%43%34%36%
Data source: Caux December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Caux in December

As December settles over Caux, Switzerland, daylight begins to wane, offering only 8 hours of sunlight each day. This gradual decrease in daylight follows a natural ebb and flow, starting the year with 9 hours in January and peaking in the summer months of May, June, and July with a vibrant 15 hours each. The trend clearly illustrates the gradual return to shorter days as autumn gives way to winter, with daylight diminishing steadily from autumn’s 12 hours in September down to this month’s twilight hours. It's a gentle reminder of the cyclical beauty of seasons, inviting reflection as the year draws to a close.

Average Daylight Hours in Caux for December

The chart illustrates the variation in daylight duration in Caux 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 23m8h 37m
Data source: Caux daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Caux

In December, Caux, Switzerland experiences a slight uptick in wind speed, averaging 1.7 m/s (4 mph), matching the conditions seen in earlier months like January, February, and April. This increase reflects a broader trend of relatively consistent low wind speeds throughout the year, with most months hovering between 1.2 m/s (3 mph) and 1.7 m/s (4 mph). Notably, June and July present some of the calmest days, dipping to around 1.3 m/s and 1.4 m/s respectively. As the year comes to a close, the winds of December embrace the peaceful ambiance of this charming alpine town, providing a gentle reminder of winter’s arrival while maintaining the serene stillness characteristic of Caux.

Average December Wind Speed in Caux

The chart displays monthly wind speed patterns in Caux, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.61.71.61.31.41.51.21.61.51.7 m/s
Data source: Caux December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Caux Compares to Other Months

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

December and January weather exhibit notable differences, particularly in temperature and precipitation patterns. In December, temperatures range from a low of -16°C (3°F) to a high of 11°C (52°F), with an average of 0°C (32°F) and significant precipitation of 208 mm (8.2 in) over 18 days. The humidity remains relatively high at 91%. In contrast, January experiences slightly colder temperatures, with a minimum of -17°C (1°F) and an average of -2°C (29°F), peaking at 10°C (51°F). Precipitation decreases to 132 mm (5.2 in) occurring over just 11 days, while humidity remains constant at 91%. For a more detailed look at January's conditions, you can visit Caux weather in January.

The weather in December is typically colder than in February, with average temperatures hovering around 0°C (32°F), while February sees a slight increase to an average of 1°C (34°F). December experiences more substantial precipitation, with 208 mm (8.2 in) over 18 days, compared to February's 106 mm (4.2 in) falling over just 11 days. Moreover, humidity remains high in both months, with December at 91% and February slightly lower at 89%. This shift in temperature and precipitation makes February feel somewhat milder than December, as detailed in this link: Caux weather in February.

In December, temperatures tend to be colder, with a range from a brisk -16°C (3°F) to a mild maximum of 11°C (52°F), while March experiences a slightly warmer climate, with temperatures fluctuating between -16°C (4°F) and a pleasant high of 18°C (65°F). December is characterized by heavy precipitation, averaging 208 mm (8.2 in) over 18 days, accompanied by high humidity at 91%. In contrast, March sees less rainfall at 135 mm (5.3 in) over 15 days, with humidity decreasing to 87%. As spring approaches, the weather in March offers a more temperate and inviting atmosphere, making it an ideal time to explore the outdoors. For more specific details on weather conditions during this month, visit Caux weather in March.

December and April exhibit significant differences in weather patterns. In December, the temperatures can plummet to a minimum of -16°C (3°F), with an average around 0°C (32°F) and highs reaching 11°C (52°F). This month also experiences high precipitation, totaling 208 mm (8.2 in) over 18 days, combined with a high humidity level of 91%. In contrast, April brings milder conditions, with temperatures ranging from a low of -12°C (10°F) to an average of 7°C (45°F) and a maximum of 22°C (72°F). Precipitation decreases markedly to 76 mm (3.0 in) across 12 days, and humidity drops slightly to 84%. For more detailed information, you can refer to Caux weather in April.

December and May present stark contrasts in weather patterns. In December, temperatures can plummet to a minimum of -16°C (3°F), averaging around 0°C (32°F) and peaking at 11°C (52°F), while humidity remains high at 91%. This month also experiences significant precipitation, totaling 208 mm (8.2 in) over 18 days. In contrast, May enjoys much milder temperatures with a minimum of -3°C (27°F), an average of 11°C (51°F), and a maximum of 27°C (81°F). Though precipitation is slightly less at 182 mm (7.2 in), it spans 19 days and comes with a reduced humidity of 80%. These differences highlight the shift from winter's chill to the budding warmth of spring. For a deeper look into the weather in May, check out Caux weather in May.

December and June present strikingly different weather patterns. In December, temperatures can plunge to a minimum of -16°C (3°F) and average around 0°C (32°F), while the maximum reaches only 11°C (52°F). The month is characterized by heavy precipitation totaling 208 mm (8.2 in) over 18 days, along with high humidity at 91%. Conversely, June enjoys milder temperatures with a minimum of 4°C (39°F), an average of 16°C (60°F), and a maximum soaring to 32°C (89°F). Although it also sees precipitation on 18 days, the total drops to 159 mm (6.3 in), and humidity is slightly lower at 82%. For more details on how Caux weather differs in June, visit Caux weather in June.

December's weather is characterized by its chilly temperatures, with lows plunging to -16°C (3°F) and averages hovering around 0°C (32°F). In contrast, July brings a warm embrace, with minimum temperatures of 6°C (44°F) and cheerful averages of 17°C (63°F), reaching as high as 32°C (90°F). While December experiences more precipitation over 18 days, totaling 208 mm (8.2 in), July sees less, with 165 mm (6.5 in) distributed over 16 days. Additionally, humidity levels are notably higher in December at 91%, compared to July’s 82%, creating a stark contrast in the overall feel of these two months. For more details about the delightful July weather, you can check Caux weather in July.

The weather in December starkly contrasts with that of August. In December, temperatures can plummet as low as -16°C (3°F) with an average around 0°C (32°F), while August enjoys much milder conditions, ranging from a minimum of 6°C (43°F) to a maximum of 30°C (86°F) and an average of 17°C (62°F). Additionally, December is characterized by high humidity levels at 91% and frequent precipitation on 18 days, totaling 208 mm (8.2 in). In comparison, August experiences lower humidity at 77% with fewer rain days, accruing 152 mm (6.0 in) of precipitation over 15 days. For a closer look at conditions specific to the region, you can visit Caux weather in August.

December weather is characterized by much colder temperatures, with highs averaging around 0°C (32°F) and lows plunging to -16°C (3°F). In contrast, September offers a milder experience, with temperatures ranging from a minimum of 1°C (34°F) to a pleasant maximum of 26°C (78°F). Additionally, December sees significantly more precipitation, averaging 208 mm (8.2 in) over 18 days, compared to September's 100 mm (3.9 in) over 13 days. Humidity levels are also higher in December at 91%, compared to September's 81%. For a more detailed look at September weather, visit Caux weather in September.

December weather presents a stark contrast to October, with much colder temperatures and increased precipitation. While October sees a milder average temperature of 9°C (48°F) and max temperatures reaching 22°C (72°F), December's average plummets to around 0°C (32°F), with highs only reaching up to 11°C (52°F). Precipitation also significantly increases in December, totaling 208 mm (8.2 in) over 18 days, compared to October's 120 mm (4.7 in) over just 13 days. Additionally, humidity remains high in both months, but December's average of 91% is slightly higher than October's 89%. For a more detailed look at October's climate, visit Caux weather in October.

December weather is considerably colder and wetter compared to November. While November experiences milder temperatures with an average of 4°C (39°F) and a maximum of 18°C (64°F), December sees a significant drop, averaging around 0°C (32°F) and peaking at only 11°C (52°F). Precipitation also increases sharply in December, with 208 mm (8.2 in) over 18 days, compared to November's 106 mm (4.2 in) over 13 days. Humidity remains high in both months, with December slightly higher at 91% compared to November's 89%. For more detailed weather conditions in November, refer to this link: Caux weather in November.

Compare Caux's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Caux

December in Caux marks a significant departure from the milder months, ushering in a chill that envelops the region. With temperatures plunging to their lowest, the landscape transforms under the weight of increased precipitation, averaging 208 mm across nearly two weeks of rain or snow. The humid atmosphere, at a notable 91%, adds to the wintry feel, contrasting sharply with the drier, warmer conditions experienced earlier in the year. As the festive spirit takes hold, December's brisk air and cozy vibes invite locals and visitors alike to embrace the beauty of winter. For a deeper dive into seasonal changes, explore our detailed page on Caux Climate.