Last updated: March 24, 2025
In Courmayeur, Italy, December brings a crisp winter atmosphere characterized by a maximum temperature hovering around 4°C (40°F) and a chilling average of -8°C (19°F), with lows potentially plunging to -22°C (-7°F). This month is marked by significant precipitation, totaling 216 mm (8.5 in) across approximately 17 days, making for a humid environment with a remarkable 90% humidity level. This weather not only enhances the allure of the picturesque Alpine landscape but also sets the stage for winter sports and festive activities in this charming resort town.
In Courmayeur, Italy, December ushers in the full embrace of winter, with temperatures reflecting the season's chill. The month features a minimum temperature of -22°C (-7°F), while the daily average hovers around -8°C (19°F), offering a frosty backdrop perfect for winter sports enthusiasts. As the days progress, the highs only reach about 4°C (40°F), marking a stark contrast to the warmer months. The trend shows a clear descent into the frigid temperatures of winter, which is typical for this alpine region. Wrapped in snow-capped beauty, Courmayeur transforms into a picturesque winter wonderland, inviting visitors to indulge in its seasonal charm.
In Courmayeur, Italy, December marks a significant uptick in precipitation, with an impressive 216 mm (8.5 in) of rainfall spread over 17 days. This surge contrasts sharply with the wetter months preceding it, showcasing December as not only the wettest month of the year but also a time when the landscape is rejuvenated and transformed. The consistent precipitation sets the stage for the winter season, enriching the region’s natural beauty and offering ideal conditions for snow sports. With the beginning of the new year approaching, December's rainfall is a herald of the snowy adventures that await in the picturesque Alps.
In Courmayeur, Italy, December sees a notable humidity level of 90%, maintaining a trend of elevated moisture that begins in late autumn. As winter settles in, the humidity approaches that of January, which peaks at 91%. This period marks a shift from the drier summer months, where August records the lowest humidity at 63%. Throughout the year, humidity gradually rises, especially from October’s 89% to November’s 90%, suggesting that this enchanting alpine destination is cloaked in a cozy, damp chill as it welcomes the snow-laden months ahead. With a consistent trend of high humidity contributing to the winter ambiance, December in Courmayeur is perfect for enjoying the sublime beauty of the season.
In December, the UV Index in Courmayeur, Italy drops to a mild 2, placing it in the low exposure category. This marks a significant decrease from the soaring levels seen in the summer months, where values peaked at 11 in June, indicating extreme exposure. The transition through the seasons reveals a clear trend: as winter sets in, the risk of sunburn becomes lower, with a generous burn time of 45 minutes under the sun's rays. This makes December an excellent time for outdoor enthusiasts to enjoy winter activities with reduced concern for UV exposure. For more detailed information on UV trends throughout the year, visit Courmayeur UV Index.
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In Courmayeur, Italy, December radiates with a modest yet enchanting 206 hours of sunshine, reflecting a gentle transition from the vibrant light of November, which still boasts 218 hours. As the days grow shorter, the sunshine diminishes as winter takes hold, but this month’s glow sets the stage for the cozy charm of the holiday season. Interestingly, December enjoys a pleasing contrast to the following months, particularly January, where sunlight dips to its lowest point with just 176 hours. This pattern illustrates the cyclical nature of light in the Alps, where the crisp December air, laden with the promise of snow, invites visitors to revel in the breathtaking landscape and cozy mountain lodges, even as the sunlight begins to wane.
In December, Courmayeur, Italy, experiences a 38% chance of sunny weather, a figure that reflects the transition from the sunnier days of autumn to winter's embrace. As the year progresses, the likelihood of sunshine generally increases, peaking in March with 44%, before starting to wane again in the late spring months. While December's sunbeams may be less frequent than in other months, they still offer a bright interlude amid the snowy landscape. This trend highlights how December can be both a festive and visually stunning time to visit, with the possibility of clear skies adding to the charm of the alpine scenery.
As December settles in Courmayeur, daylight begins to wane, offering just eight hours of sunlight. This decline is part of a broader trend where the hours of daylight gradually increase from the dark depths of winter in January and November, each boasting only nine hours, to the brighter days of spring and summer. By March, daylight reaches eleven hours, peaking in June and July at a vibrant fifteen hours. As autumn approaches in September, the daylight starts its slow retreat again, making December feel particularly short. This rhythmic ebb and flow of sunlight not only marks the changing seasons but also enhances the enchanting winter atmosphere in the heart of the Italian Alps.
As December arrives in Courmayeur, Italy, the winds shift slightly, with an average speed of 1.3 m/s (3 mph), marking a smooth transition from the autumn months. This gentle breeze is typical for late fall, exhibiting only a modest variation compared to the preceding months, maintaining a steady rhythm seen from October through November. Throughout the year, wind speeds typically hover around the same range, with only slight fluctuations; notably, March and April register the lowest averages at 1.2 m/s (3 mph), while winter remains consistently mild. As the village prepares for the festive season, the December winds add a refreshing chill to the air, enhancing the enchanting allure of the snow-capped peaks and cozy Alpine ambiance.
The weather in Courmayeur 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 Courmayeur and find detailed weather information for every month.
In December, temperatures range from a minimum of -22°C (-7°F) to a maximum of 4°C (40°F), averaging around -8°C (19°F), with a high level of precipitation at 216 mm (8.5 in) spread over 17 days. The humidity remains quite high at 90%, making the cold feel even more pronounced. Conversely, January experiences slightly colder temperatures, with a minimum of -25°C (-14°F) and an average of -9°C (15°F), while the maximum reaches 5°C (42°F). Precipitation decreases significantly to 139 mm (5.5 in) over just 10 days, and humidity edges up slightly to 91%. To find out more about the specific weather conditions during this month, you can check Courmayeur weather in January.
December and February present distinct weather patterns despite similar minimum temperatures. In December, the average temperature lingers around -8°C (19°F), with maximums only reaching 4°C (40°F), while February offers a slightly warmer average of -6°C (22°F) and peaks at 8°C (46°F). Precipitation levels are notably higher in December at 216 mm (8.5 in), occurring over 17 days compared to February's 99 mm (3.9 in) over 11 days. Humidity remains relatively high in both months, with December at 90% and February marginally lower at 87%. For a detailed look at February's weather specifics, you can check Courmayeur weather in February.
December and March showcase contrasting weather patterns. In December, temperatures can plummet to a minimum of -22°C (-7°F), with an average temperature of -8°C (19°F) and a maximum of 4°C (40°F). The month sees significant precipitation, totaling 216 mm (8.5 in) over 17 days, accompanied by high humidity at 90%. In comparison, March experiences slightly milder temperatures, dipping to a minimum of -25°C (-13°F) and averaging -4°C (26°F), with a maximum reaching 11°C (51°F). Although precipitation decreases to 127 mm (5.0 in) over 15 days, the humidity remains relatively high at 84%. For a more detailed outlook, you can explore Courmayeur weather in March.
In December, the weather is characterized by frigid temperatures, with a minimum of -22°C (-7°F) and an average of -8°C (19°F). The month experiences significant precipitation, totaling 216 mm (8.5 in) over 17 days, and high humidity levels of 90%. In contrast, April brings milder conditions, where temperatures range from a minimum of -17°C (2°F) to an average of 0°C (33°F) and a maximum of 13°C (55°F). Precipitation decreases to 70 mm (2.8 in) spread over 10 days, accompanied by slightly lower humidity at 83%. For a closer look at April weather, you can visit Courmayeur weather in April.
In December, the weather is characterized by frigid temperatures, with nighttime lows plunging to -22°C (-7°F) and an average temperature of -8°C (19°F). Snow and rain contribute to a total precipitation of 216 mm (8.5 in) over 17 days, accompanied by high humidity levels averaging 90%. In contrast, May ushers in a milder climate, with temperatures ranging from a minimum of -14°C (7°F) to a pleasant maximum of 19°C (66°F) and an average of 4°C (40°F). Though May experiences precipitation on 20 days, the total is lower at 154 mm (6.1 in) and humidity decreases to about 78%. For more details on this transition in weather, check out Courmayeur weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures plunge with a minimum of -22°C (-7°F) and an average of -8°C (19°F), reaching a maximum of just 4°C (40°F). This month is marked by high humidity at 90% and significant precipitation of 216 mm (8.5 in) over 17 days, creating a cold and damp atmosphere. Conversely, June offers a much milder climate, with temperatures ranging from a minimum of -3°C (27°F) to an average of 10°C (50°F) and maximum highs of 25°C (78°F). The precipitation decreases to 105 mm (4.1 in), still over 17 days, but the humidity is lower at 75%, contributing to a more pleasant, comfortable feel. For more specific insights into the weather patterns in June, you can check Courmayeur weather in June.
December and July present stark contrasts in weather conditions. In December, temperatures can plunge to a minimum of -22°C (-7°F), with an average of -8°C (19°F) and a maximum of only 4°C (40°F). The month sees significant precipitation at 216 mm (8.5 in) over 17 days, accompanied by high humidity levels at 90%. Conversely, July enjoys much milder weather, with temperatures ranging from a minimum of 0°C (33°F) to a comfortable average of 12°C (54°F) and a maximum of 26°C (78°F). Precipitation in July is notably lower at 102 mm (4.0 in) over just 16 days, and humidity drops to 72%. For a more detailed look at July weather in Courmayeur, visit Courmayeur weather in July.
December and August present strikingly contrasting weather conditions. In December, temperatures plunge to an average of -8°C (19°F), with lows reaching -22°C (-7°F) and occasional highs of only 4°C (40°F). This month experiences significant precipitation, totaling 216 mm (8.5 in) over 17 days, contributing to a high humidity level of 90%. Conversely, August boasts milder temperatures with an average of 12°C (54°F), ranging from a minimum of 0°C (33°F) to a pleasant maximum of 24°C (75°F). Rainfall is considerably lower at 100 mm (4.0 in) over 14 days, and the humidity drops to a more comfortable 63%. For a closer look at weather in August, you can visit Courmayeur weather in August.
In December, weather conditions are significantly harsher compared to September, with temperatures plummeting to a minimum of -22°C (-7°F) and averaging around -8°C (19°F), while peaking at only 4°C (40°F). This contrasts sharply with September, where temperatures range from a minimum of -9°C (16°F) to a comfortable maximum of 20°C (68°F) and an average of 8°C (47°F). Furthermore, December sees a much higher precipitation level of 216 mm (8.5 in) over 17 days, compared to September's 70 mm (2.7 in) over 13 days, alongside a humidity rate of 90% in December versus 73% in September. For more specific details about the weather during this latter month, you can visit Courmayeur weather in September.
December and October showcase significantly different weather patterns. In October, temperatures range from a minimum of -8°C (17°F) to a maximum of 16°C (60°F), with an average of 4°C (39°F). In contrast, December experiences much colder temperatures, ranging from a minimum of -22°C (-7°F) to a maximum of 4°C (40°F), with an average temperature of -8°C (19°F). Additionally, October sees lower precipitation levels at 111 mm (4.4 in) over 12 days, while December's precipitation escalates to 216 mm (8.5 in) across 17 days, coupled with a higher humidity of 90% compared to October's 89%. For those interested in specific details about October conditions, you can explore Courmayeur weather in October.
December weather is notably colder and wetter compared to November. While both months experience high humidity levels of 90%, December records a lower average temperature of -8°C (19°F) compared to November's -3°C (27°F). Additionally, December sees greater precipitation with 216 mm (8.5 in) over 17 days, significantly higher than November's 106 mm (4.2 in) over 14 days. For more details on November weather in Courmayeur, you can check the following link: Courmayeur weather in November.
December in Courmayeur is a magical blend of winter charm and chilly temperatures, offering a stark contrast to the milder months that precede it. As the first full month of winter, it embraces the season with a substantial drop in temperature and an increase in precipitation, making it a prime time for snow enthusiasts. With an average temperature hovering around -8°C (19°F), days become shorter, enveloped in a 70% humidity that enhances the crisp mountain air. With approximately 17 days of precipitation likely, December sets the stage for both winter sports and cozy indoor retreats. This month marks the perfect transition into the winter wonderland experience that Courmayeur is renowned for. For a deeper look into what to expect throughout the year, visit Courmayeur Climate.