Last updated: March 24, 2025
December in San Leo, Italy is characterized by a cool and often damp climate. With maximum temperatures reaching around 17°C (62°F) and an average hovering at 6°C (43°F), visitors can expect brisk days that may drop to a chilly -5°C (23°F) at night. The month sees 78 mm (3.1 in) of rain over approximately 11 days, contributing to a humidity level of 83%. As the festive season approaches, the combination of cooler temperatures and intermittent rain creates a unique atmosphere for exploring this charming medieval town.
In December, San Leo, Italy, experiences a noticeable dip in temperatures as winter tightens its grip on the region. The month starts with minimum temperatures around -5°C (23°F), reflecting a chill in the air, while the average hovers at 6°C (43°F), bringing a briskness that hints at the changing season. As the festive holidays approach, daytime highs reach about 17°C (62°F), offering brief respite from the cold, but it's clear that the year is coming to a close with winter's nipping presence. Overall, December showcases a delightful transition into winter, with crisp air and cooler days, inviting visitors to explore the charming landscapes of San Leo wrapped in a serene, frosty layer.
In December, San Leo, Italy experiences a significant shift in hydration, with precipitation totaling 78 mm (3.1 in) over approximately 11 days. This amount is notably lower than the previous month’s 104 mm (4.1 in), yet still contributes to a rather wet end to the year. Following the trend of increased rainfall from spring to autumn, the early winter months have a moderate precipitation level, reflecting the region's seasonal variability. As December transitions into winter, residents might welcome this consistent moisture, which nourishes the landscapes while preparing them for the chillier days ahead.
In December, humidity levels in San Leo, Italy remain notably high at 83%, closely trailing the peaks of January and November. This month marks a slight decrease compared to November's 84%, but still reflects the generally humid climate characteristic of the region during winter. As the year progresses from the drier summer months, with July and August dropping to their lowest figures of 57% and 55% respectively, the trend shows a steady increase in humidity from both October and November, which are transitional months. Overall, December’s humidity signals the onset of winter, wrapping the historic town in a moist embrace as it prepares for the colder months ahead.
In San Leo, Italy, December brings a welcome reprieve from the intense summer sun, as the UV Index drops to a low 2. This seasonal shift means extended safe exposure time of up to 45 minutes before the risk of sunburn increases. Following a trend of steadily rising UV levels from the early spring months to the peak summer heat, December finds itself on the cooler end of the spectrum. This moderate sun intensity offers residents and visitors a chance to enjoy the outdoors with less concern for UV exposure, making outdoor activities particularly pleasant. For more detailed information on UV Index variations throughout the year, visit San Leo UV Index.
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December in San Leo, Italy, brings a gentle transition from the vibrant daylight of summer to the softer glow of winter, with 222 hours of sunshine illuminating the town. While this marks a noticeable dip compared to the sun-drenched months of June and July, which both basked in over 420 hours, it reflects a pattern of decreasing sunlight typical for the season. The sunniest months are found in late spring and summer, with May peaking at 395 hours, drawing visitors to enjoy outdoor pursuits. As the year winds down, the sunlight diminishes, signaling a time for cozy gatherings and festive celebrations as the historic town of San Leo embraces the charm of winter.
In San Leo, Italy, the likelihood of enjoying sunny weather fluctuates throughout the year, with December offering a modest 41% chance of sunshine. While it marks a decrease from the more vibrant summer months, such as August with its 62% probability, December's sun chance is an improvement over the gloomy November, which sees a mere 24%. The trend shows a gradual increase in sunlit days from the year’s low in November, suggesting that while winter sets in, residents and visitors can still expect a fair share of bright days in December. As the year closes, the sun makes a reluctant but welcomed appearance, hinting at the promise of brighter days ahead.
In San Leo, Italy, the rhythm of daylight unfolds beautifully throughout the year, starting with eight hours of sunlight in December, which marks the shortest days. As winter hibernates, the daylight gradually increases, peaking at a vibrant fifteen hours in June and July. This gradual ascent reflects the transition from the darker months of winter into the lively embrace of spring and summer, where long, sun-drenched days invite outdoor adventures. As autumn approaches, however, daylight starts to wane again, settling back to nine hours by November. This cyclical dance of daylight invites residents and visitors alike to appreciate the changing seasons, each with its unique charm in the heart of Italy.
In December, the charming town of San Leo, Italy, experiences a gentle shift in its breezy character, with the average wind speed falling to 1.9 m/s (4 mph). This decline reflects a broader trend observed throughout the year, where winter months tend to be calmer compared to the more spirited spring and summer seasons. From May's lively 3.2 m/s peak, wind speeds gradually lessen, leading into the serene atmosphere of December. As the year draws to a close, the softer winds invite a sense of tranquility, perfectly complementing the picturesque winter landscape of this historic village nestled in the hills.
The weather in San Leo 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 San Leo and find detailed weather information for every month.
In December, temperatures range from a minimum of -5°C (23°F) to a maximum of 17°C (62°F), yielding an average temperature of 6°C (43°F). The month experiences 78 mm (3.1 in) of precipitation over 11 days, with humidity levels around 83%. In contrast, January sees slightly colder temperatures, with minimums dropping to -7°C (20°F) and an average of 4°C (40°F), peaking at 15°C (59°F). Precipitation decreases significantly to 42 mm (1.7 in) across just 6 days, while humidity remains similar at 84%. For more details on the January weather, check San Leo weather in January.
In December, the weather showcases a temperature range from a chilly -5°C (23°F) to a maximum of 17°C (62°F), with an average of 6°C (43°F). This month experiences approximately 78 mm (3.1 in) of precipitation over 11 days, with humidity levels at 83%.
In contrast, February offers slightly colder conditions with a minimum temperature of -9°C (17°F) and maximum reaching 18°C (65°F), while maintaining an average of 7°C (45°F). Precipitation increases to 85 mm (3.3 in) over 9 days, and humidity decreases to 76%.
For a detailed forecast, you can check San Leo weather in February.
In December, the weather is cooler with average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 17°C (62°F), accompanied by high humidity levels at 83%. The month sees a fair amount of precipitation, totaling 78 mm (3.1 in) over 11 days. In contrast, March experiences slightly warmer conditions with an average temperature that varies from -12°C (11°F) to 21°C (70°F) and a reduced humidity of 68%. Although precipitation decreases to 64 mm (2.5 in) and occurs over just 8 days, the overall atmosphere during March feels more temperate as winter transitions to spring. For a closer look at what to expect, check San Leo weather in March.
In December, temperatures in San Leo range from a chilly -5°C (23°F) to a maximum of 17°C (62°F), with an average of around 6°C (43°F). The month is characterized by higher humidity at 83% and receives about 78 mm (3.1 in) of precipitation over 11 days. In contrast, April sees more mild and pleasant conditions, with temperatures ranging from -2°C (28°F) to a maximum of 26°C (78°F) and an average of 12°C (54°F). Additionally, April experiences lower humidity at 70% and reduced precipitation of 65 mm (2.5 in) over 9 days. Overall, December's weather is much colder and wetter than the more temperate and drier conditions found in April. For more detailed information, you can check San Leo weather in April.
The contrast between December and May weather is quite striking. In December, temperatures can dip as low as -5°C (23°F), with an average of 6°C (43°F) and highs reaching 17°C (62°F). The month is relatively humid, with an average humidity of 83%, and experiences 78 mm (3.1 in) of precipitation over approximately 11 days. In contrast, May warms up significantly, with temperatures ranging from a minimum of 5°C (41°F) to a comfortable average of 17°C (62°F) and maximums peaking at 29°C (85°F). Although May sees slightly higher overall rainfall at 106 mm (4.2 in) over 14 days, the humidity drops to 69%, making the weather feel much more pleasant. For a more detailed look at weather patterns during this lively month, check out San Leo weather in May.
In December, the weather is significantly colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 17°C (62°F), resulting in an average of just 6°C (43°F). This month also experiences higher humidity at 83% and more precipitation, with about 78 mm (3.1 in) falling over 11 days. In contrast, June boasts much warmer temperatures, averaging 22°C (72°F) and peaking at 35°C (94°F), alongside a comfortable minimum of 10°C (50°F). The summer month sees lower precipitation levels at 51 mm (2.0 in) over just 7 days and a decreased humidity of 62%. For a detailed look at June weather, check out San Leo weather in June.
The weather in December contrasts significantly with that of July. In December, temperatures can drop as low as -5°C (23°F), with an average of 6°C (43°F) and a maximum reaching 17°C (62°F). This chill is accompanied by high humidity at 83% and precipitation over 11 days, totaling 78 mm (3.1 in). In stark contrast, July boasts much warmer conditions, with minimum temperatures around 14°C (57°F), an average of 24°C (76°F), and maximums soaring up to 35°C (95°F). The summer month also experiences lower humidity at 57% and less frequent rainfall, averaging 63 mm (2.5 in) over 8 days. For more details about July weather, you can visit San Leo weather in July.
Comparing the weather in December and August reveals a striking contrast in temperatures and conditions. December sees much cooler temperatures, with a minimum of -5°C (23°F) and an average of 6°C (43°F), while August boasts a significantly warmer climate, featuring a minimum of 12°C (53°F) and an average of 24°C (76°F). Precipitation is slightly higher in December, with 78 mm (3.1 in) recorded over 11 days, compared to August's 57 mm (2.2 in) across 8 days. Additionally, December's humidity level is notably higher at 83%, while August enjoys a lower humidity at 55%. For more details on the warm August climate, check out San Leo weather in August.
December weather is marked by colder temperatures, with a minimum of -5°C (23°F) and an average of 6°C (43°F), reaching a maximum of 17°C (62°F). In contrast, September enjoys milder conditions, showcasing a minimum temperature of 6°C (43°F) and an average of 19°C (67°F), peaking at 32°C (90°F). While both months experience significant precipitation, December has 78 mm (3.1 in) over 11 days, whereas September sees slightly more with 96 mm (3.8 in) across 10 days. Moreover, humidity levels in December are higher at 83%, compared to September’s 66%. For a detailed look at September's weather, you can check San Leo weather in September.
December weather presents a stark contrast to that of October. While October enjoys milder temperatures with an average of 14°C (58°F) and a maximum of 27°C (81°F), December's average drops to 6°C (43°F), with highs reaching only 17°C (62°F). Additionally, October experiences less precipitation, totaling 85 mm (3.4 in) over 8 days, compared to December's 78 mm (3.1 in) across 11 days. Humidity levels are slightly higher in December at 83%, while October maintains a less humid atmosphere at 79%. For more detailed insights into October weather, check out San Leo weather in October.
When comparing the weather in December to that of November, notable differences emerge. December experiences a slightly lower average temperature, with a minimum of -5°C (23°F) compared to November's minimum of -1°C (30°F). The average high in December reaches 17°C (62°F), while November boasts a maximum of 20°C (67°F). Additionally, December sees less precipitation, with 78 mm (3.1 in) over 11 days, in contrast to November's 104 mm (4.1 in) over 12 days. Humidity levels remain relatively consistent, with December at 83% and November at 84%. For a closer look at the weather specifics in November, visit San Leo weather in November.
December in San Leo offers a stark contrast to the warmer months, as temperatures drop significantly, presenting a chilly ambiance ideal for winter enthusiasts. While the countryside dons a picturesque blanket of frost, the average temperature hovers around 6°C (43°F), and sporadic frosty nights can plunge to -5°C (23°F). With around 78 mm of precipitation spread over 11 rainy days, December is notably wetter, contributing to the lush, vibrant landscapes that characterize the region. Not only does humidity peak at 83%, it also enhances the crispness of the air, making it a refreshing, albeit brisk, experience for visitors. For those who seek to understand more about what weather patterns to expect year-round, check out San Leo Climate.