Last updated: August 27, 2025
December in Geneva, Switzerland, is characterized by a chilly ambiance with average temperatures hovering around 2°C (37°F). The month sees maximum highs reaching 13°C (56°F), while dips can plunge to a brisk -9°C (16°F). Rainfall is frequent, with 203 mm (8.0 in) of precipitation spread across approximately 18 days, contributing to the city's well-known humidity of 91%. This combination of cool temperatures and ample moisture paints a picturesque yet frosty backdrop, perfect for enjoying cozy holiday atmospheres.
As December arrives in Geneva, Switzerland, temperatures begin to take a notable dip, embracing the winter chill. With minimums plunging to -9°C (16°F) and averages hovering around 2°C (37°F), the city experiences a stark contrast to the milder months that precede it. The maximums, reaching up to 13°C (56°F), provide brief respites from the cold but hint at the colder days ahead. This month marks a transition as temperatures slowly decline, reflecting a consistent downward trend from the more temperate conditions of November, inviting residents and visitors alike to adapt to the crisp winter atmosphere. The blend of chilly air and festive decorations creates an enchanting ambiance, making December an ideal time to explore Geneva's holiday spirit.
In Geneva, Switzerland, December is a notably wet month, receiving a significant 203 mm (8.0 in) of precipitation over 18 days. This level of rainfall marks December as the most precipitation-heavy month of the year, starkly contrasting with the milder, drier days of spring and early autumn. As winter sets in, the increased rainfall often manifests as snow in the surrounding mountains, highlighting the region’s dynamic weather patterns. This transitional period not only contributes to the local ecosystem but also sets the stage for the dry spells that follow in January and February, with each month typically averaging around 116 mm (4.6 in). Thus, while December brings a deluge of moisture, it paves the way for a quieter winter ahead in Geneva.
December in Geneva, Switzerland, marks a return to high humidity levels, with 91% humidity that mirrors the winter months of January and November. Following a gradual decline from the humid summer months, where the humidity dips to 77% in August, a consistent uptick is observed as the year progresses into late autumn. As temperatures drop, the air retains more moisture, contributing to the elevated humidity level in December. This trend highlights the region's transitional climate, where chilly winters are accompanied by a damp atmosphere, making it essential for residents to prepare for the cool, humid days ahead.
As the year winds down, December in Geneva welcomes a UV Index of 2, categorizing it as low for sun exposure, with a burn time of around 45 minutes. This marks a notable drop compared to the peak summer months, where values soared to 10 in June and 9 in July. The gradual decrease in UV intensity from November's 3 to December's 2 reflects the seasonal shift, encouraging residents and visitors alike to enjoy the festive atmosphere without the urgency of sun protection. While the lower UV levels may offer a respite, it’s still wise to be aware of skin health. For more insights, check out Geneve UV Index.
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December in Geneva may bring a chill to the air, but it also shines with an impressive 186 hours of sunlight. While this marks a dip from the vibrant days of summer—where July boasts a radiant 414 hours—it signals a steady transition into the winter months. Interestingly, December holds its own against the preceding months, showing a resilience in sunny days compared to November’s 219 hours. This trend underscores Geneva's uniqueness as it embraces the beauty of winter, where even as daylight diminishes, the glimmering reflections on Lake Geneva continue to enchant locals and visitors alike. As the year concludes, Genevans can still bask in the gentle winter sun, making December a month of subtle yet beautiful contrasts.
In December, the likelihood of sunny weather in Geneva, Switzerland, hovers around 37%, reflecting a trend of relative consistency as the year closes. While the winter month doesn't boast the sunniest disposition, it's a slight improvement compared to the preceding months—November drops to 36%—indicating that while the chances of clear skies are modest, they still offer a flicker of optimism for those yearning for a hint of sun. As the months progress from January's 20% to June’s peak, this gentle rise in December hints at the lingering possibility of brighter days amidst the winter chill.
As the year draws to a close, December in Geneva, Switzerland sees its daylight duration dip to just 8 hours. This marks a distinct shift from the lush, long days of summer, where sunlight graced the city for up to 15 hours in June and July. The month of December stands as a reflective contrast to the bustling vibrance of the preceding months, with daylight gradually diminishing since October. The gradual decline from 14 hours in August to 10 hours in October highlights the swift transition into winter. While the crisp air and early sunsets might send some retreating indoors, the charm of Geneva's winter landscapes beckons, reminding us of the beauty found even in the season's shorter days.
As December settles over Geneva, the average wind speed remains a steady 1.8 m/s (4 mph), mirroring the gentle breezes of earlier months. This consistency in wind patterns reflects a trend seen throughout the year, where speeds hover primarily around the 4 mph mark, with slight fluctuations from month to month. From the briskness of spring to the quieter whispers of winter, the winds of Geneva create a soothing backdrop to the city's winter charm, inviting residents and visitors alike to enjoy the crisp, cool air as they stroll through its picturesque landscapes. While December may not boast the highest gusts, its serene winds add to the tranquil atmosphere of this beautiful Swiss city.
Weather in Geneve varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Geneve, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January weather exhibits notable differences despite both months experiencing cold temperatures and high humidity levels of 91%. In December, temperatures range from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), with an average temperature of 2°C (37°F). The month sees significant precipitation, totaling 203 mm (8.0 in) over 18 days. In contrast, January experiences even colder temperatures, with a minimum of -13°C (8°F) and a slightly higher maximum of 14°C (58°F), leading to an average temperature of 1°C (34°F). Precipitation is also less frequent, occurring over just 11 days and totaling 116 mm (4.6 in). For more specifics on this month, you can visit Geneve weather in January.
In comparing the weather of December and February, December exhibits a notable chill with average temperatures hovering around 2°C (37°F) and a minimum of -9°C (16°F), while February sees a slight improvement with an average of 4°C (39°F) and a minimum of -12°C (10°F). Both months are quite wet, but December is significantly wetter, receiving 203 mm (8.0 in) of precipitation over 18 days, compared to February's 96 mm (3.8 in) of precipitation over just 11 days. Additionally, humidity levels remain high in both months, peaking at 91% in December and slightly decreasing to 89% in February. For more detailed insights, you can check Geneve weather in February.
December and March showcase a distinct shift in weather patterns. In December, temperatures range from a chilly -9°C (16°F) at night to a mild 13°C (56°F) during the day, with an average of 2°C (37°F) and high humidity at 91%. The month also sees significant precipitation, totaling 203 mm (8.0 in) over 18 days. In contrast, March experiences slightly colder minimums of -12°C (10°F) but warmer daytime highs reaching up to 21°C (69°F), leading to an average temperature of 6°C (43°F). Precipitation decreases to 134 mm (5.3 in) over 14 days, with humidity dipping to 87%. For a closer look at March weather specifics, you can explore more at Geneve weather in March.
In December, the weather is significantly colder, with average temperatures hovering around 2°C (37°F) and potential lows dipping to -9°C (16°F). The month is also quite wet, with about 203 mm (8.0 in) of precipitation over 18 days, resulting in a high humidity level of 91%. In contrast, April experiences milder conditions, with an average temperature of 10°C (49°F) and maximums reaching 25°C (77°F). Precipitation drops sharply to 67 mm (2.6 in) over just 9 days, and humidity levels ease to 84%. This shift from the harsh, damp winter to a more temperate spring can be further explored in detail at Geneve weather in April.
December weather in Geneva is characterized by chilly temperatures, with a minimum of -9°C (16°F) and an average temperature of around 2°C (37°F). The month sees considerable precipitation, totaling 203 mm (8.0 in) over 18 days, and high humidity at 91%, contributing to a damp and cold atmosphere. In contrast, May brings a significant shift, with temperatures ranging from a minimum of -1°C (30°F) to a pleasant average of 13°C (55°F) and a maximum of 29°C (84°F). Although May also experiences rain, totaling 172 mm (6.8 in) over 16 days, the humidity drops to 80%, making for a more comfortable and vibrant month. For more detailed weather information, check Geneve weather in May.
December and June present strikingly different weather conditions. In December, temperatures can plunge to a chilling minimum of -9°C (16°F), with an average temperature of about 2°C (37°F) and highs reaching up to 13°C (56°F). The month is also marked by significant precipitation, totaling 203 mm (8.0 in) over 18 days, accompanied by a high humidity level of 91%. In contrast, June brings a much milder atmosphere, with temperatures ranging from a minimum of 6°C (42°F) to a comfortable maximum of 33°C (92°F) and an average of 18°C (64°F). Precipitation decreases to 121 mm (4.8 in) over 14 days, and humidity is slightly lower at 82%. For a closer look at the pleasant conditions in the early summer, you can check Geneve weather in June.
December and July present contrasting weather experiences, with December characterized by much colder temperatures. In December, temperatures can drop as low as -9°C (16°F), with an average temperature of 2°C (37°F) and a maximum of 13°C (56°F). This month also sees significant rainfall, totaling 203 mm (8.0 in) over approximately 18 days, accompanied by high humidity at 91%. In stark contrast, July offers a much milder climate, with minimum temperatures around 9°C (48°F) and maximums reaching 34°C (93°F). The average temperature in July is a pleasant 19°C (67°F), and it experiences less rain, with a total of 110 mm (4.3 in) over 13 days and humidity slightly lower at 82%. For a detailed look at the summer weather, check out Geneve weather in July.
The weather in December presents a stark contrast to that of August. December sees much colder temperatures, with a minimum of -9°C (16°F) and an average around 2°C (37°F), while August enjoys milder conditions, with temperatures ranging from 8°C (46°F) at night to a warm maximum of 33°C (92°F) during the day. Additionally, December experiences significantly higher precipitation, totaling 203 mm (8.0 in) over 18 days, compared to August's 108 mm (4.3 in) over just 13 days. The humidity is also notably higher in December at 91%, compared to 77% in August, contributing to a damp and chilly feel as opposed to the warmer, more comfortable atmosphere found in the summer months. For more detailed information about the August climate, you can check out Geneve weather in August.
In December, the weather is significantly colder, with average temperatures ranging from a minimum of -9°C (16°F) to a maximum of 13°C (56°F), while September enjoys milder conditions with temperatures spanning from a minimum of 3°C (38°F) to a maximum of 28°C (82°F). December also boasts much higher precipitation levels, receiving 203 mm (8.0 in) over 18 days, compared to September's 74 mm (2.9 in) over just 10 days. Additionally, December's humidity is notably higher at 91%, while September maintains a lower humidity of 81%. For more insights about the weather during this month, you can check the following link: Geneve weather in September.
In comparing the weather of October and December, one can see significant differences. December is notably colder, with average temperatures around 2°C (37°F), while October boasts a much milder average of 10°C (51°F). Additionally, December experiences a harsher climate with minimum temperatures plunging to -9°C (16°F) and maximums only reaching up to 13°C (56°F). In contrast, October sees a more pleasant range with minimums at -1°C (31°F) and maximums soaring to 22°C (72°F). Precipitation also varies, with December receiving 203 mm (8.0 in) over 18 days, compared to October's 116 mm (4.6 in) over just 11 days. Humidity levels remain high in both months, at 91% in December and 89% in October. For more insights on October weather, visit Geneve weather in October.
In comparing the weather conditions of December and November, December tends to be colder with an average temperature around 2°C (37°F), while November has a slightly milder average temperature of 5°C (42°F). December experiences more extreme lows, with temperatures dipping to a minimum of -9°C (16°F) compared to November's minimum of -3°C (27°F). Additionally, December is significantly wetter, receiving 203 mm (8.0 in) of precipitation over 18 days, whereas November has only 109 mm (4.3 in) over 13 days. Humidity levels are also quite high in both months, with December at 91% and November slightly lower at 89%. For more details about November weather, you can check Geneve weather in November.
December in Geneva ushers in a notable shift from the milder weather of previous months, bringing cooler temperatures that plunge to lows rarely experienced earlier in the year. With an average temperature hovering around 2°C, this month is characterized by frequent precipitation and high humidity levels that can make the air feel even colder. Rain and snow can both make an appearance, contributing to a rather damp atmosphere with significant rainfall spread across nearly two-thirds of the month. As the year closes, the contrast with the warmer, sunnier days of autumn reminds us to embrace the cozy joys of winter. For a detailed look at the climate throughout the year, visit Geneve Climate.