December Weather in Milan, Italy

Last updated: March 24, 2025

December in Milan, Italy ushers in a chill as temperatures fluctuate from a comfortable maximum of 15°C (59°F) to a brisk minimum of -5°C (23°F), with an average hovering around 5°C (41°F). The city experiences moderate precipitation, accumulating 87 mm (3.4 in) over approximately 8 days, contributing to the 85% humidity that blankets the region. This mix of cool temperatures and moisture creates a unique atmosphere, perfect for enjoying Milan's festive spirit while wrapped in cozy layers.

December Temperature in Milan

In December, Milan experiences a notable shift as winter firmly establishes its presence. Temperatures typically range from a chilly -5°C (23°F) at night to a brisk average of 5°C (41°F) during the day, reaching a maximum of 15°C (59°F). This month showcases a gradual decline, echoing the trends seen in November when temperatures hovered around -2°C (29°F) to 10°C (49°F). As Milan transitions into winter, the crisp air invites cozy gatherings and festive cheer, while the city’s charm is beautifully accentuated by the seasonal chill, making it a magical time for visitors and residents alike.

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

The chart illustrates December temperature patterns in Milan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394450576575777768594940
Data source: Temperature data for Milan generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Milan

In December, Milan experiences a notable shift in precipitation patterns as the year draws to a close. With an average of 87 mm (3.4 in) of rainfall over 8 days, the month maintains a relatively moderate level of wetness compared to the preceding months. November's substantial rainfall of 149 mm (5.9 in) marks the year's zenith, while December brings a slight reprieve but continues the trend of increasing precipitation that peaks in late autumn. As the holiday season approaches, the crisp air combined with the lingering dampness sets a quintessential winter scene for visitors and locals alike. This trend of steadily increasing rainfall from early autumn to winter underscores Milan's dynamic climate, making each month uniquely influenced by the seasonal transitions.

December Precipitation Trends in Milan

The chart displays monthly precipitation patterns in Milan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3546748912012013110113110314987
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Milan

As the year comes to a close, December in Milan brings an average humidity level of 85%, reflecting a slight decrease from the preceding months, yet still considerably high compared to mid-year figures. The data reveals a fascinating trend: humidity peaks during the colder months of November and January, both at 88%, creating a damp chill typical of winter. As the seasons transition into spring, humidity levels begin to decline steadily from the late summer lows of 64% in August, peaking again in the fall. This cyclical pattern signifies Milan's climate rhythm, where winter months are characterized by moist air, setting the stage for the frosty beauty of its winter landscape.

December Average Humidity in Milan

This chart illustrates the average monthly humidity levels in Milan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Milan

As winter descends on Milan, December brings a notable drop in UV Index to 2, categorizing it as low and allowing for a safer outdoor experience. With a burn time of 45 minutes, residents and visitors can enjoy the city’s festive charm without the immediate concern of sunburn. This trend of decreasing UV levels follows a pronounced high during the summer months, where indices soared to 9 in July and June, marking a stark contrast in skin exposure conditions throughout the year. Such fluctuations highlight the importance of being UV aware, even in the colder months. For more detailed insights, check the comprehensive guide at Milan UV Index.

Maximum UV Index Levels in Milan for December

The chart shows the monthly maximum UV Index (UVI) for Milan 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Milan 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 Milan

As the year comes to a close, December in Milan experiences a gentle dip in sunshine hours, with approximately 214 hours of daylight. This figure reflects a gradual decline from the highs of the summer months, where July shines brightest with 428 hours. The city transitions from the vibrant spring and summer light to the softer hues of winter, laying the groundwork for cozy holiday celebrations. While November sees 218 hours, December’s shorter days symbolize the retreat of the sun, yet they also provide a unique charm to Milan, where festive lights and warm gatherings shine even brighter. As the year evolves, Milan's daylight patterns create a rich tapestry, revealing the city's enchanting character through each seasonal shift.

Monthly Sunshine Duration in Milan: December Highlighted

The December sunshine duration represents the total number of hours Milan 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h233h311h346h391h412h428h391h335h295h218h214h
Data source: Milan December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Milan During December

In December, Milan experiences a 46% chance of sunny weather, a modest increase compared to the grayness of November at 38%. As winter sets in, the likelihood of clear skies resembles the less predictable months of early spring, representing a gentle uplift from the frequently overcast feel of late autumn. This percentage suggests that while the city may not bask in sunshine every day, there are certainly moments to savor the sunlight amidst the cool December air. Historically, the chances of sunlight tend to bounce back from a seasonal low in November, reflecting a consistent trend of increasing hope for brighter days as the year comes to a close. So, while you plan your December outings in Milan, keep an optimistic outlook—those golden rays might just surprise you!

Percentage of Sunny Days in December in Milan

The chart illustrates the percentage of sunny days in Milan 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 Milan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%41%65%46%45%50%47%59%49%49%38%46%
Data source: Milan December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Milan in December

As December settles over Milan, Italy, the city experiences a significant reduction in daylight, with only 8 hours of sunshine illuminating its beautiful streets. This marks the shortest day of the year, following the gradual shift from longer days in the spring and summer months, where daylight reaches a peak of 15 hours in June and July. The trend is clear: as the year wanes, daylight dwindles alongside temperatures, making the cozy charm of winter evenings more pronounced. By the time December arrives, Milan transitions from the vibrancy of autumn to a season where longer nights invite warmth and festive spirit, highlighting the beauty of the season despite the shortened daylight.

Average Daylight Hours in Milan for December

The chart illustrates the variation in daylight duration in Milan throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 7m10h 22m11h 56m13h 33m14h 55m15h 37m15h 15m14h 1m12h 29m10h 53m9h 28m8h 44m
Data source: Milan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Milan

As December settles in Milan, the winds begin to whisper their chilly secrets at an average speed of 2.0 m/s (4 mph). This slight uptick from the preceding months indicates a subtle shift in the winter air, showcasing a pattern where wind speeds hover around 2.0 m/s (4 mph) throughout much of the year. April and May might boast the breeziest days, also averaging 2.2 m/s (5 mph), but December’s winds reflect the transition from autumn's gentle gusts to winter's crisp embrace. This steady yet unassuming wind provides a backdrop for the city's festive atmosphere, enhancing the charm of Milan in its wintery splendor.

Average December Wind Speed in Milan

The chart displays monthly wind speed patterns in Milan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.82.02.22.22.11.91.91.71.81.92.0 m/s
Data source: Milan December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Milan Compares to Other Months

The weather in Milan 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 Milan and find detailed weather information for every month.

In December, the weather in Milan features a temperature range from a minimum of -5°C (23°F) to a maximum of 15°C (59°F), with an average temperature of 5°C (41°F). This month sees significant precipitation, totaling 87 mm (3.4 in) over about 8 days, along with high humidity at 85%. In contrast, January maintains a similar temperature range, with a minimum of -5°C (22°F) and a maximum of 16°C (61°F), but has a slightly lower average of 4°C (39°F). Precipitation decreases significantly to 35 mm (1.4 in) over just 5 days, while humidity increases slightly to 88%. For more detailed information, you can check Milan weather in January.

In December, temperatures tend to range from a chilly -5°C (23°F) at night to a milder 15°C (59°F) during the day, averaging around 5°C (41°F). The month experiences significant precipitation, totaling 87 mm (3.4 in) over about 8 days, with humidity levels peaking at 85%. In contrast, February offers a slightly warmer climate, with temperatures starting at the same minimum of -5°C (23°F), but reaching up to 21°C (70°F) and averaging 7°C (44°F). The month is drier, with only 46 mm (1.8 in) of precipitation over 6 days and a lower humidity of 81%. For more detailed insights on February weather, explore Milan weather in February.

December brings a chill to the air, with temperatures ranging from a frosty -5°C (23°F) to a milder 15°C (59°F) on warmer days. The month experiences heavier precipitation at 87 mm (3.4 in) over about 8 days, coupled with high humidity at 85%, creating a damp and wintry atmosphere. In contrast, March welcomes the onset of spring, with average temperatures increasing to a more comfortable 10°C (50°F) and peaking at 24°C (76°F). Although it remains rainy, the total precipitation is lower at 74 mm (2.9 in) over the same number of days, and humidity drops to 76%, signaling a shift towards sunnier and drier days. For more details, you can check out Milan weather in March.

When comparing the weather in December and April, a noticeable shift occurs in temperature and humidity levels. December experiences a chillier climate with average temperatures hovering around 5°C (41°F) and minimums dipping to -5°C (23°F), while April sees a significant rise with average temperatures of 14°C (58°F) and maximums reaching 27°C (81°F). Both months receive similar amounts of precipitation—87 mm (3.4 in) in December compared to 89 mm (3.5 in) in April—though December has slightly higher humidity at 85% compared to April's 77%. For a closer look at the weather specifics in April, you can check out Milan weather in April.

December and May present stark contrasts in weather. In December, temperatures can drop to a chilly minimum of -5°C (23°F), with an average of around 5°C (41°F) and a maximum of 15°C (59°F). The month typically experiences about 87 mm (3.4 in) of precipitation over eight days, accompanied by high humidity at 85%. In contrast, May boasts significantly warmer temperatures, with a minimum of 5°C (42°F), an average of 18°C (65°F), and soaring to a maximum of 34°C (93°F). It sees more precipitation overall at 120 mm (4.7 in), but spread across 15 days, and the humidity is lower at 74%. For a deeper dive into the delightful conditions of May, visit Milan weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures range from a chilly -5°C (23°F) to a mild 15°C (59°F), with an average of 5°C (41°F). The month experiences about 87 mm (3.4 in) of precipitation over eight days and boasts high humidity at 85%. In contrast, June features a much warmer climate, with temperatures varying from a minimum of 13°C (56°F) to a maximum of 39°C (102°F), averaging around 24°C (75°F). The precipitation in June increases slightly to 120 mm (4.7 in) over the same number of days, yet the humidity is lower at 71%. For more details on June weather, visit Milan weather in June.

In December, the weather is much colder, with temperatures ranging from a chilly -5°C (23°F) at night to a maximum of 15°C (59°F) during the day, and an average of around 5°C (41°F). The month is also characterized by high humidity at 85% and about 87 mm (3.4 in) of precipitation spread across 8 days. In contrast, July boasts significantly warmer temperatures, with minimums of 15°C (59°F) and highs reaching up to 36°C (98°F), resulting in an average of 25°C (77°F). Despite having more precipitation at 131 mm (5.1 in) over about 12 days, July experiences much lower humidity at 67%. For more detailed information on July weather, check out Milan weather in July.

In December, the weather is characterized by colder temperatures, with a minimum of -5°C (23°F) and an average of 5°C (41°F). The day can occasionally warm up to a maximum of 15°C (59°F), but overall the month is damp, with high humidity levels at 85% and about 87 mm (3.4 in) of precipitation spread across 8 days.

In contrast, August brings a much warmer climate, with temperatures ranging from a minimum of 14°C (58°F) to a scorching maximum of 36°C (98°F) and an average of 25°C (77°F). This month sees slightly higher precipitation, totaling 101 mm (4.0 in) over 9 days, but the humidity is more manageable at 64%. For more details, visit Milan weather in August.

December and September offer a stark contrast in weather patterns. In December, temperatures range from a chilly minimum of -5°C (23°F) to a more moderate maximum of 15°C (59°F), with an average of just 5°C (41°F). The month sees approximately 87 mm (3.4 in) of precipitation over 8 days, combined with a high humidity level of 85%. In comparison, September boasts milder temperatures with a minimum of 8°C (46°F) and a pleasant average of 20°C (69°F), reaching up to 32°C (89°F) at its peak. Additionally, September is wetter, receiving 131 mm (5.2 in) of rainfall over 10 days, but with lower humidity at 74%. For a detailed examination of the weather in September, you can visit Milan weather in September.

In December, temperatures drop significantly, ranging from a minimum of -5°C (23°F) to a maximum of 15°C (59°F), with an average of around 5°C (41°F). In contrast, October enjoys much milder conditions, with temperatures varying from a minimum of 4°C (40°F) to a pleasant maximum of 28°C (83°F) and an average of 15°C (59°F). While both months experience precipitation on about 8 days, December's total precipitation is 87 mm (3.4 in), slightly less than October's 103 mm (4.1 in). Humidity remains relatively high in both months, at 85% in December and 87% in October. For a more detailed look at October's weather, you can check out Milan weather in October.

In comparing the weather conditions of December and November, December generally presents colder temperatures, with a minimum of -5°C (23°F) and an average of 5°C (41°F), whereas November features milder conditions with a minimum of -2°C (29°F) and an average of 10°C (49°F). Precipitation levels are higher in November, totaling 149 mm (5.9 in) over 12 days, compared to December's 87 mm (3.4 in) spread over 8 days. Humidity remains relatively consistent between the two months, with December at 85% and November slightly higher at 88%. For more details on November weather specifics, you can visit Milan weather in November.

Compare Milan's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Milan

As December arrives in Milan, the weather shifts dramatically from the milder months that precede it. Temperatures drop significantly, with chilly days averaging around 5°C and nights reaching down to -5°C. The city experiences an increase in humidity, hovering around 85%, which, combined with 87 mm of precipitation over just 8 days, creates a distinctly damp atmosphere. Unlike the warmer months, December wraps Milan in a cooler embrace, setting the stage for festive holiday lights and cozy indoor gatherings. For a deeper dive into the city's climate patterns throughout the year, explore Milan Climate.