December Weather in Stelvio, Italy

Last updated: March 24, 2025

In December, Stelvio, Italy, transforms into a winter wonderland, characterized by a maximum temperature of 1°C (35°F) and an average chill of -10°C (14°F). Temperatures can plummet as low as -29°C (-20°F), creating a crisp atmosphere filled with the magic of the season. Visitors can expect 103 mm (4.1 in) of precipitation over 12 days, often manifesting as enchanting snowfall. With a humidity level of 90%, the air is imbued with a refreshing, brisk quality, making Stelvio an ideal destination for winter sports enthusiasts and those seeking the serene beauty of alpine landscapes during this frosty month.

December Temperature in Stelvio

In December, Stelvio, Italy experiences a sharp chill, with temperatures plunging to a minimum of -29°C (-20°F). This month marks a significant drop, as the average temperature settles around -10°C (14°F), making it one of the coldest times of the year. While the maximum temperature can reach only 1°C (35°F), December's icy grip serves as a reminder of the alpine winter's full force. Compared to the preceding months, where November already hinted at a frosty season with its lows of -24°C (-12°F), December solidifies the transition into a deep freeze, setting the stage for winter activities amid breathtaking snowy scenery. Visitors can expect a true winter wonderland, perfect for skiing and exploring the stunning landscapes enveloped in white.

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

The chart illustrates December temperature patterns in Stelvio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec111721293748515043352314
Data source: Temperature data for Stelvio 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 Stelvio

In Stelvio, Italy, December ushers in 103 mm (4.1 in) of precipitation over approximately 12 days, marking a continuation of the wet autumn months. The precipitation levels during this month are comparable to those of the preceding months, particularly November, which recorded 120 mm (4.7 in), indicating a persistent moisture trend as the year draws to a close. Notably, December maintains a robust average, with rainfall similar to that seen in October and June, suggesting that the region frequently experiences damp conditions as winter approaches. As travelers and locals alike prepare for colder weather, they can expect the snowmelt and rain to enrich the landscape, creating a picturesque winter wonderland.

December Precipitation Trends in Stelvio

The chart displays monthly precipitation patterns in Stelvio, 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.
JanFebMarAprMayJunJulAugSepOctNovDec524457741111038010192110120103
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Stelvio

In Stelvio, Italy, December brings a notable drop in humidity compared to the peak of summer, with levels resting at a comfortable 90%. This month's climate reflects the onset of winter, contrasted against the warmer months where humidity dipped to a low of 78% in May. Following a gradual decline from the intensely humid January, December’s moisture levels are consistent with the wetter autumn months, particularly October and November, which recorded 90% and 89% respectively. Overall, the trend in Stelvio showcases a subtle but persistent pattern of elevated humidity during the winter, creating a cozy atmosphere for those visiting the stunning alpine landscape.

December Average Humidity in Stelvio

This chart illustrates the average monthly humidity levels in Stelvio, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec93%89%86%83%78%79%82%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Stelvio

In December, Stelvio, Italy, experiences a low UV Index of 2, allowing residents and visitors to enjoy outdoor activities with minimal risk of sunburn, as the burn time extends to 45 minutes. This marks a notable decrease compared to the summer months, where the UV Index peaks at 11, indicating extreme exposure levels and a much shorter burn time of just 10 minutes. As the year transitions from the high UV levels of late spring and summer, the trend shifts notably towards safer sun exposure in winter. This makes December a pleasant time to explore the natural beauty of Stelvio, where the lower UV Index enhances the experience without the constant need for sun protection. For detailed insights throughout the year, check out the Stelvio UV Index.

Maximum UV Index Levels in Stelvio for December

The chart shows the monthly maximum UV Index (UVI) for Stelvio 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.
JanFebMarAprMayJunJulAugSepOctNovDec247810111198632
Data source: Stelvio 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 Stelvio

In Stelvio, Italy, December marks a transitional phase as the year draws to a close, bringing 205 hours of sunshine that hint at the beauty of winter ahead. While this is a dip from the vibrant 363 hours basking in May, it reflects a consistent trend in shorter daylight as the seasons shift. November's shorter 216 hours neatly paves the way for December's mild sunlight, yet the region still enjoys a notable brightness compared to the earlier winter months like January, which offers just 185 hours. This gentle decrease throughout the coldest months contrasts sharply with the sun-drenched summer peak of 412 hours in July, subtly reminding visitors that even in winter, Stelvio's charm shines through, inviting exploration amidst the snow-capped peaks.

Monthly Sunshine Duration in Stelvio: December Highlighted

The December sunshine duration represents the total number of hours Stelvio 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.
JanFebMarAprMayJunJulAugSepOctNovDec185h244h318h345h363h391h412h372h317h286h216h205h
Data source: Stelvio December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stelvio During December

In December, Stelvio, Italy, sees a moderate 34% chance of sunny weather, which aligns closely with the trends observed in the months leading up to winter. Although December experiences shorter days and colder temperatures, the likelihood of sunshine remains relatively stable when compared to the preceding months. Notably, December's sun probability is a slight dip from the more hopeful figures found in October and November. While the winter season casts a chill over the landscape, the opportunity for occasional sunny days offers a glimmer of brightness to the otherwise serene Alpine scenery.

Percentage of Sunny Days in December in Stelvio

The chart illustrates the percentage of sunny days in Stelvio 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 Stelvio experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%46%48%42%33%38%35%41%33%43%28%34%
Data source: Stelvio December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stelvio in December

As winter settles in, December in Stelvio, Italy, brings about the shortest daylight duration of the year, offering just 8 hours of sunlight. This decline continues the trend observed from November, where daylight fades to 9 hours, and precedes a gradual increase as the new year dawns. The cycle of daylight duration reflects the changing seasons beautifully: from the bright 15 hours of light experienced during the summer months of June through August to the cozy, shorter days of late fall and winter. As each month transitions, it becomes clear that Stelvio's daylight follows a rhythmic pattern, inviting residents and visitors to embrace the serenity of winter's chill while eagerly anticipating the return of longer days and vibrant springs.

Average Daylight Hours in Stelvio for December

The chart illustrates the variation in daylight duration in Stelvio throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 44m15h 21m14h 5m12h 29m10h 51m9h 23m8h 38m
Data source: Stelvio daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Stelvio

As December blankets Stelvio, Italy, with a fresh layer of winter, the wind whispers through the alpine valleys at an average speed of 1.5 m/s (3 mph). This brisk pace mirrors the winds of earlier winter months, showcasing a consistent trend throughout the year where wind speeds tend to hover around 1.3 to 1.5 m/s. Despite December's drier chill, the air remains lively and invigorating, perfectly complementing the breathtaking scenery of snow-capped peaks. Interestingly, September marks a seasonal dip with a gentle 1.0 m/s, while the late spring and early summer months maintain a steady breeze, combining comfort with a hint of adventure. As the year closes, December's winds serve as a reminder of nature's rhythmic ebb and flow in this picturesque Italian haven.

Average December Wind Speed in Stelvio

The chart displays monthly wind speed patterns in Stelvio, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.11.41.31.51.31.41.31.01.31.21.5 m/s
Data source: Stelvio December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Stelvio Compares to Other Months

The weather in Stelvio changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Stelvio and find detailed weather information for every month.

December and January present harsh winter conditions, but there are notable differences between the two months. In December, temperatures range from a bitter -29°C (-20°F) to a slightly warmer average of -10°C (14°F), with maximum temperatures reaching just 1°C (35°F). This month also sees higher precipitation, totaling 103 mm (4.1 in) over 12 days, alongside a humidity level of 90%. In contrast, January maintains the same frigid minimum of -29°C (-20°F) but has an average temperature of -12°C (11°F) and a slightly higher maximum of 0°C (32°F). Precipitation decreases to 52 mm (2.0 in) over 9 days, with humidity increasing slightly to 93%. For more details on January weather in the Stelvio region, you can explore Stelvio weather in January.

December and February present contrasting winter weather conditions, despite both months experiencing extremely low temperatures. In December, temperatures range from a minimum of -29°C (-20°F) to a maximum of just 1°C (35°F), with an average temperature of -10°C (14°F). This month also sees substantial precipitation, totaling 103 mm (4.1 in) over approximately 12 days, coupled with high humidity at 90%. In comparison, February offers slightly milder temperatures, with averages around -9°C (17°F) and a maximum of 4°C (40°F). Precipitation decreases significantly to 44 mm (1.7 in) over 8 days, while humidity remains comparable at 89%. For more specific insights into February weather, you can check Stelvio weather in February.

December and March present contrasting weather patterns. In December, temperatures can plummet to a chilling minimum of -29°C (-20°F), with an average hovering around -10°C (14°F) and a maximum reaching just 1°C (35°F). The month is characterized by significant precipitation of 103 mm (4.1 in) over 12 days, and high humidity at 90%. Conversely, March experiences a milder climate with a minimum temperature of -25°C (-12°F) and an average of -6°C (21°F), allowing for a maximum of 9°C (49°F). Precipitation is reduced to 57 mm (2.2 in) spread over 10 days, accompanied by slightly lower humidity at 86%. For those interested in learning more about the weather trends in March, you can explore Stelvio weather in March.

In December, the weather is notably harsher, with temperatures plunging as low as -29°C (-20°F) and averaging around -10°C (14°F). The month sees considerable precipitation, totaling 103 mm (4.1 in) over approximately 12 days, accompanied by high humidity at 90%. In contrast, April offers a milder climate, with a minimum temperature of -19°C (-1°F) and an average of -1°C (30°F), peaking at 12°C (54°F). Precipitation decreases to 74 mm (2.9 in) over about 10 days, and humidity slightly lowers to 83%. For a more detailed look at conditions during this month, you can explore Stelvio weather in April.

In December, the weather is characterized by frigid temperatures, with lows plunging to -29°C (-20°F) and an average of -10°C (14°F), while slightly warming up to a maximum of 1°C (35°F). This month also sees substantial precipitation, totaling 103 mm (4.1 in) over 12 days, coupled with high humidity levels of 90%. In comparison, May experiences a noticeable temperature increase, with a minimum of -17°C (2°F) and an average of 3°C (37°F), reaching a pleasant maximum of 17°C (63°F). Although May has a slightly higher precipitation level of 111 mm (4.4 in) spread over 20 days, the humidity drops to 78%, creating a more comfortable atmosphere. For more detailed insights into May weather, check out Stelvio weather in May.

December and June present contrasting weather conditions in terms of temperature, humidity, and precipitation. In December, temperatures plummet to a minimum of -29°C (-20°F) and struggle to rise above 1°C (35°F), while averaging around -10°C (14°F). The month is marked by high humidity at 90% and significant precipitation over 12 days, totaling 103 mm (4.1 in). In contrast, June brings more comfortable temperatures, with a minimum of -4°C (25°F) and a pleasant maximum of 23°C (74°F), averaging 9°C (48°F). Although precipitation remains similar at 103 mm (4.0 in), it occurs over a slightly longer duration of 16 days, and humidity decreases to a more moderate 79%. For a closer look at the delightful weather in June, check out Stelvio weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures plunge to a minimum of -29°C (-20°F) and manage an average of -10°C (14°F), with highs barely reaching 1°C (35°F). The month experiences considerable precipitation at 103 mm (4.1 in) over 12 days, combined with high humidity levels of 90%. In contrast, July offers a milder climate, with temperatures ranging from a minimum of 0°C (33°F) to a comfortable average of 10°C (51°F) and a maximum of 22°C (72°F). This month sees less precipitation at 80 mm (3.2 in) across 16 days, and slightly lower humidity at 82%. For more detailed insights into July weather, you can refer to the link: Stelvio weather in July.

December and August present vastly different weather experiences. In December, temperatures plunge to a minimum of -29°C (-20°F) and hover around an average of -10°C (14°F), with a maximum reaching just 1°C (35°F). This month also sees considerable humidity at 90% and about 103 mm (4.1 in) of precipitation over approximately 12 days. In contrast, August offers much milder conditions, with temperatures ranging from a minimum of 0°C (32°F) to a comfortable maximum of 23°C (73°F) and an average of 10°C (51°F). The precipitation remains similar at 101 mm (4.0 in), but it occurs over 15 days, accompanied by a slightly lower humidity level of 80%. For those interested in specifics, you can learn more about Stelvio weather in August.

December and September present stark contrasts in weather conditions. In December, temperatures plummet, with nightly lows reaching a frigid -29°C (-20°F) and daytime averages around -10°C (14°F), capping at a mere 1°C (35°F). The month also sees significant precipitation, totaling 103 mm (4.1 in) across about 12 days, contributing to a high humidity of 90%. Conversely, September brims with milder temperatures, where lows are around -13°C (9°F) and daytime highs can reach 18°C (64°F), offering a more comfortable average of 6°C (43°F). This month experiences slightly less rainfall at 92 mm (3.6 in) over 13 days, along with a lower humidity level of 83%. For a deeper look into September weather specifics, you can check out Stelvio weather in September.

In comparing the weather of December and October, we see significant differences in temperature and overall conditions. December is much colder, with average temperatures hovering around -10°C (14°F) and a maximum of just 1°C (35°F), whereas October presents a milder climate with an average of 2°C (35°F) and highs reaching up to 14°C (57°F). Both months experience high humidity at 90%, but December sees slightly more precipitation, totaling 103 mm (4.1 in) over 12 days compared to October’s 110 mm (4.3 in) across 10 days. For more detailed insights on October weather, you can explore Stelvio weather in October.

In comparing the weather between December and November, December experiences colder temperatures overall, with average lows of -10°C (14°F) compared to November's average of -5°C (23°F). The maximum temperatures in December only reach up to 1°C (35°F), while November can see highs of 9°C (48°F). Although both months have similar precipitation days, December's total precipitation is slightly lower at 103 mm (4.1 in) compared to November's 120 mm (4.7 in). Humidity remains high in both months, with December at 90% and November at 89%. For more detailed insights on November weather, you can visit Stelvio weather in November.

Compare Stelvio's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Stelvio

December in Stelvio transforms the landscape into a chilly wonderland, with temperatures plunging significantly compared to other months. The average temperature hovers around a brisk -10°C (14°F), with maximums rarely creeping above 1°C (35°F), painting a stark contrast to the milder autumn months. Precipitation is frequent, totaling about 103 mm (4.1 in) over roughly 12 days, leading to a damp, snow-laden environment that enhances the region's winter charm. With a high humidity level of 90%, visitors can expect a crisp and invigorating atmosphere, ideal for winter sports and cozy fireside retreats. For more insights into the diverse weather patterns throughout the year, explore Stelvio Climate.