Last updated: August 27, 2025
In Ilanz, Switzerland, December brings a chilly embrace, with average temperatures hovering around -6°C (22°F) and dipping to a frigid -25°C (-13°F) at times. The month experiences a maximum temperature of only 6°C (43°F), making it essential to bundle up against the cold. With 18 days of precipitation accumulating to 145 mm (5.7 in), the air is laden with 90% humidity, creating a unique winter atmosphere. Whether you're savoring a warm drink by the fire or exploring the snowy landscapes, December in Ilanz offers a captivating blend of winter charm and frosty allure.
In Ilanz, Switzerland, December heralds the heart of winter, with temperatures reflecting the season's chill. The month typically sees minimums plummeting to -25°C (-13°F), while the average temperature hovers around -6°C (22°F), providing a stark contrast to the milder months preceding it. Though daytime highs can reach a modest 6°C (43°F), the overall colder climate signals the arrival of snow, setting the stage for winter sports enthusiasts and holiday revelers alike. As the year winds down, the biting cold serves as a reminder of the enchanting beauty that winter brings to this picturesque Swiss village.
December in Ilanz, Switzerland, heralds a robust shift in the weather as the year draws to a close. With 145 mm (5.7 in) of precipitation spread over 18 days, the month stands out as a time of considerable moisture, reflecting a trend of increased rainfall that peaks during the summer. This month’s totals comfortably reside above the average for earlier winter months, indicating that Ilanz is firmly entrenched in a wet season. Notably, December's precipitation mirrors the patterns of November, suggesting a consistent winter climate characterized by frequent, moderate rainfall. As the landscape prepares for the winter blanket of snow, the atmospheric shifts underscore the transition from autumn’s lingering dampness to the frosty embrace of the approaching season.
In Ilanz, Switzerland, December marks a return to higher humidity levels, reaching 90%, a figure that mirrors the moisture-rich conditions seen in both October and November. Throughout the year, humidity levels exhibit a gentle decline from 92% in January down to 80% in May, before stabilizing in the summer months. Interestingly, as the year draws to a close, a noticeable rise in humidity is observed again, emphasizing Ilanz's crisp, damp winters. The consistency of the humidity trends underscores the area’s distinct seasonal characteristics, creating a unique atmosphere that highlights both the chill of winter and the lush vitality of the surrounding nature.
In December, Ilanz, Switzerland, experiences a low UV Index of 2, indicating minimal sun exposure risks with a safe burn time of approximately 45 minutes. This follows a trend from the previous months where the UV Index has seen a marked increase from January's low of 2 to a peak of 10 in summer, notably in June and July, which are categorized as very high. As the year winds down, the UV levels drop, mirroring the cold winter months when sun exposure is less intense. Understanding the seasonal fluctuations in UV radiation can help residents and visitors stay sun-safe, even during the chill of December. For more detailed information, visit Ilanz UV Index.
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In Ilanz, Switzerland, December may usher in winter's icy embrace, but it still offers a charming 189 hours of sunshine, a comforting glow amidst the chilly air. As the year transitions from brisk November to festive December, the sun's presence diminishes, reflecting a steady decline from the dazzling heights of summer, which enjoys over 400 hours in July. This trend shows the gradual waning of daylight through the colder months, with each month like March and April peaking near the coveted 344 hours. Yet even in December, the sunlight adds a radiant touch to snowy landscapes, reminding us of the beauty in each season's unique rhythm.
In Ilanz, Switzerland, December offers a 37% chance of sunny weather, aligning closely with the patterns observed in the preceding months. This rate is consistent with the sunniest months of early spring, such as March, which enjoys a similar 40% likelihood, hinting that while winter days can be overcast, there is still a promising potential for sunshine as the year winds down. The overall trend reveals that December retains a notable brightness amidst the colder months, making it a charming time for outdoor activities under the crisp winter sun.
As the year winds down in Ilanz, Switzerland, December brings a notable shift in daylight duration, offering just 8 hours of light. This decrease is part of a gradual decline that begins after the vibrant long days of summer, where daylight peaks at 15 hours from June to August. As autumn sets in, daylight drops steadily, with October and November providing only 10 and 9 hours, respectively. This pattern emphasizes the marked transition into winter, where December’s shorter days highlight the cozy allure of the season, inviting residents to embrace the charm of long evenings and festive celebrations. Looking ahead to January, the cycle begins anew, with daylight once again on the rise.
As December sets in over Ilanz, Switzerland, the average wind speed remains a steady 1.3 m/s (3 mph), mirroring the gentle breezes of the preceding months. This consistency suggests a calm winter atmosphere, as the winds tend to fluctuate minimally throughout the year, rarely straying from the 3 mph mark. Notably, the summer months reveal slightly gentler winds, with August and September drifting down to 1.1 m/s (2 mph), making the outdoor experience in the heart of winter feel just as tranquil as in late summer. Overall, as the year draws to a close, December's breeze serves as a reminder of the serene and peaceful winds that characterize Ilanz, allowing residents and visitors alike to embrace the unique charm of this Swiss gem.
Weather in Ilanz varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ilanz, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures typically range from a minimum of -25°C (-13°F) to a maximum of 6°C (43°F), with an average temperature of -6°C (22°F). This month experiences significant precipitation, totaling 145 mm (5.7 in) over 18 days, along with high humidity levels at 90%. In contrast, January sees slightly colder temperatures, with minimums dropping to -26°C (-15°F) and an average temperature of -8°C (19°F), while the maximum remains consistent at 6°C (44°F). Precipitation decreases to 107 mm (4.2 in) over 11 days and humidity rises slightly to 92%. For a detailed look at weather conditions in January, you can check out Ilanz weather in January.
December and February exhibit notable differences in their weather patterns. In December, temperatures can drop as low as -25°C (-13°F), with an average of -6°C (22°F) and a maximum of 6°C (43°F). The month is characterized by high precipitation levels at 145 mm (5.7 in) over 18 days, coupled with a humidity level of 90%. In contrast, February presents slightly milder conditions, with minimum temperatures of -24°C (-11°F) and an average of -4°C (25°F), reaching a maximum of 9°C (48°F). Precipitation drops to 73 mm (2.9 in) over 12 days, and humidity remains fairly constant at 89%. For a detailed look at February weather in Ilanz, you can explore Ilanz weather in February.
In December, temperatures can drop to a minimum of -25°C (-13°F) and average around -6°C (22°F), while reaching a maximum of 6°C (43°F). With 145 mm (5.7 in) of precipitation over 18 days and humidity levels at 90%, the month tends to feel quite frigid and damp. In contrast, March experiences slightly milder conditions with temperatures ranging from a minimum of -24°C (-11°F) to an average of -2°C (29°F), peaking at 13°C (56°F). Precipitation is also reduced to 109 mm (4.3 in) over 16 days, and humidity is slightly lower at 87%. The transition from December to March reveals a notable warming trend, making March a more temperate and enjoyable month. For more details, check out Ilanz weather in March.
December and April present stark contrasts in weather patterns. In December, temperatures can plunge to a minimum of -25°C (-13°F), with an average of -6°C (22°F) and a maximum of 6°C (43°F). The month is characterized by high humidity at 90% and significant precipitation totaling 145 mm (5.7 in) over 18 days. In comparison, April sees milder temperatures, with a minimum of -21°C (-6°F), an average of 2°C (35°F), and a maximum reaching 15°C (60°F). April also enjoys lower precipitation amounts at 95 mm (3.7 in) across 13 days, alongside slightly decreased humidity at 84%. For more insights into the weather variations during this time, check out Ilanz weather in April.
In December, temperatures can plunge to a chilling low of -25°C (-13°F), with an average of -6°C (22°F) and occasional highs reaching just 6°C (43°F). The month is marked by significant precipitation, averaging 145 mm (5.7 in) over 18 days, coupled with high humidity at 90%. In contrast, May brings more moderate temperatures, starting from a minimum of -10°C (14°F) and rising to an average of 6°C (43°F), with pleasant highs of 22°C (72°F). Although May experiences slightly more precipitation at 150 mm (5.9 in) over 21 days, the humidity is lower at 80%, creating a much drier feel. For more details on May weather, you can visit Ilanz weather in May.
December and June present stark contrasts in weather. In December, temperatures plunge to a minimum of -25°C (-13°F) and hover around an average of -6°C (22°F), with a maximum of 6°C (43°F). The month sees significant precipitation of 145 mm (5.7 in) over 18 days, accompanied by high humidity at 90%. In contrast, June experiences much milder conditions, with temperatures ranging from a minimum of -2°C (29°F) to an average of 11°C (53°F) and peaking at a maximum of 27°C (82°F). Although June has slightly more precipitation at 158 mm (6.2 in) over 19 days, the humidity is lower at 82%. For a closer look at June weather specifics, check out Ilanz weather in June.
December and July present stark contrasts in weather, with December characterized by frigid temperatures averaging around -6°C (22°F) and dipping as low as -25°C (-13°F). In addition to its cold, December also sees considerable precipitation, with rainfall occurring on 18 days and humidity levels reaching a brisk 90%. On the other hand, July offers a much milder climate, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 27°C (80°F), averaging at 12°C (55°F). Although July has slightly higher precipitation levels—180 mm (7.1 in) over 20 days—the overall warmth and lower humidity of 83% make it feel quite different from the chilly December. For a more detailed look at July's weather, you can check Ilanz weather in July.
In December, temperatures plummet, with a minimum of -25°C (-13°F) and an average of -6°C (22°F), creating a stark contrast to the milder August conditions. August boasts a minimum temperature of 1°C (35°F) and an average of 12°C (54°F), allowing for a more comfortable outdoor experience. Additionally, while December experiences significant snowfall with 145 mm (5.7 in) of precipitation over 18 days, August sees even more rainfall, totaling 234 mm (9.2 in) across 20 days, albeit in the form of summer showers. Humidity levels are also notable, with December being more humid at 90% compared to August's 80%. For more specific weather details, check out Ilanz weather in August.
December weather is notably colder than September, with average temperatures ranging from a frigid min of -25°C (-13°F) to a max of just 6°C (43°F), while September enjoys milder temperatures averaging between -10°C (15°F) and 21°C (70°F). In December, the precipitation is substantial at 145 mm (5.7 in) over 18 days, contributing to a high humidity level of 90%. In contrast, September sees slightly more precipitation at 152 mm (6.0 in) across 15 days, but with lower humidity at 83%. For a detailed overview of September's climate, you can explore Ilanz weather in September.
December and October exhibit notable differences in weather patterns. In December, temperatures drop significantly, with an average of -6°C (22°F) and a maximum reaching only 6°C (43°F). In comparison, October boasts a much milder average of 5°C (40°F) and maximums that can soar to 17°C (62°F). Precipitation levels are somewhat similar, with December receiving 145 mm over 18 days and October slightly more at 153 mm over 12 days. Both months share a high humidity level of 90%, contributing to a damp atmosphere, but the chill in December is unmistakable. For more details, you can check Ilanz weather in October.
In comparing the weather between December and November, December tends to be significantly colder, with average temperatures around -6°C (22°F) compared to November's milder average of -1°C (30°F). Minimum temperatures are lower in December, dipping to -25°C (-13°F), whereas November’s minimum is -20°C (-4°F). Additionally, December experiences more precipitation, totaling 145 mm (5.7 in) over 18 days, compared to November's 108 mm (4.3 in) over 13 days. Lastly, humidity remains high in both months, with December slightly edging out at 90% compared to November’s 88%. For more detailed information, you can check Ilanz weather in November.
December in Ilanz brings a stark contrast to the milder months preceding it, with chilly average temperatures that often dip to frigid lows. As the year draws to a close, the landscape transforms under the weight of significant precipitation, leading to a crisp and moody atmosphere that characterizes the winter season. With humidity levels soaring and numerous days of rainfall or snow, December is a month where the beauty of winter truly unfolds. For a deeper understanding of the climate nuances throughout the year, explore Ilanz Climate.