December Weather in Orvieto, Italy

Last updated: March 24, 2025

In December, Orvieto experiences a blend of cool and damp conditions, with average temperatures hovering around 7°C (44°F). Daily highs can reach a pleasant 15°C (60°F), while nighttime lows can drop to a brisk -4°C (25°F). This month is characterized by significant precipitation, amounting to 115 mm (4.5 in) over approximately 12 days, contributing to the region's lush winter scenery. Accompanied by an average humidity of 83%, visitors should prepare for a refreshing blend of crisp air and the cozy charm of this historic Italian town.

December Temperature in Orvieto

As December rolls into Orvieto, Italy, the temperatures begin to cool significantly, reflecting the onset of winter. With a minimum of -4°C (25°F) and an average around 7°C (44°F), visitors can expect brisk, crisp air ideal for cozying up in local cafés or exploring the charming streets adorned in holiday décor. The maximum temperature caps at 15°C (60°F), offering a gentle reprieve from the chill, which contrasts sharply with the warmer months of summer. This month marks a transition from the milder autumn temperatures—with November's highs reaching 19°C (66°F)—to the colder, more frigid conditions of January. Thus, December presents a unique ambiance where the festive spirit flourishes amidst the cool, refreshing climate.

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

The chart illustrates December temperature patterns in Orvieto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414548546170757668595144
Data source: Temperature data for Orvieto 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 Orvieto

In December, Orvieto experiences a significant uptick in precipitation, with 115 mm (4.5 in) of rain recorded over approximately 12 days. This marks a continuation of the wetter trend observed throughout the fall months, particularly as November peaks at 151 mm. As the year draws to a close, the increased rainfall contributes to the region's lush landscapes, offering a stark contrast to the drier summer months, where July and August receive just 45 mm and 43 mm respectively. December's precipitation not only enriches the verdant scenery but also sets the stage for the vibrant natural revival that awaits in the spring.

December Precipitation Trends in Orvieto

The chart displays monthly precipitation patterns in Orvieto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec57737985964845439995151115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Orvieto

In Orvieto, Italy, December sees a humidity level of 83%, maintaining a slightly elevated profile as the year draws to a close. This high moisture level reflects a trend that begins in November with an identical 84%, suggesting that the winter months are marked by lingering dampness. As the year progresses, humidity notably decreases during the summer months, reaching a low of 55% in August. However, as autumn sets in, levels begin to rise again, peaking again during the coldest months of the year. The gradual transition from summer's dryness to winter's moisture encapsulates Orvieto's climate shift, providing a refreshing yet sometimes chilly atmosphere enveloped in mist during December.

December Average Humidity in Orvieto

This chart illustrates the average monthly humidity levels in Orvieto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Orvieto

In December, Orvieto experiences a low UV Index of 2, allowing for extended outdoor enjoyment with a burn time of 45 minutes. This marks a gentle decline in UV exposure compared to the peak months of May through July, when the index soared to 9 and 10, necessitating much shorter sun exposure. As winter rolls in, the UV Index gradually drops, creating a safe environment for leisurely strolls and holiday festivities without the urgent need for sun protection. For those looking to plan their time in the sun wisely, understanding these trends is essential. Discover more details about sun safety year-round at Orvieto UV Index.

Maximum UV Index Levels in Orvieto for December

The chart shows the monthly maximum UV Index (UVI) for Orvieto 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.
JanFebMarAprMayJunJulAugSepOctNovDec24579101097532
Data source: Orvieto 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 Orvieto

As winter blankets Orvieto, December brings a serene charm accompanied by 229 hours of daylight, marking it as one of the year's quieter months. While sunlight gradually decreases from the vibrant heights of summer, which boasts over 400 hours, December embodies a peaceful transition. The month contrasts sharply with the preceding months, particularly the sun-drenched June and July, each exceeding 430 hours, serving as a reminder of the warmth soon to return. Even so, the beauty of the Italian hills bathed in soft winter light offers a unique allure, making December a perfect time to explore Orvieto’s enchanting streets, rich history, and local culinary delights that thrive in the cooler months.

Monthly Sunshine Duration in Orvieto: December Highlighted

The December sunshine duration represents the total number of hours Orvieto 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h241h317h348h393h419h433h401h336h309h242h229h
Data source: Orvieto December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Orvieto During December

December in Orvieto, Italy, offers a moderate chance of sunny weather with 42% likelihood of sun. This places December just above November, which sees a mere 29% chance, and highlights a mild improvement as the year draws to a close. Comparatively, the chances of sunshine begin to rise significantly in the spring, peaking in the summer months of June, July, and August, where the sun is almost a staple. As one steps into December, the allure of crisp weather paired with occasional sunshine creates a charming atmosphere, making it an enticing time for visitors to explore the scenic beauty of this ancient town.

Percentage of Sunny Days in December in Orvieto

The chart illustrates the percentage of sunny days in Orvieto 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 Orvieto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%47%60%44%42%59%64%63%53%40%29%42%
Data source: Orvieto December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Orvieto in December

In Orvieto, Italy, December marks the return to shorter days, with daylight lasting approximately 9 hours—a duration reminiscent of both January and November. As the year progresses from the winter solstice, sunlight gradually begins to lengthen, peaking in June with 15 hours of bright daylight. Following this climax, daylight hours gently taper off through the summer months of July and August, before contracting again in the fall. The trend illustrates a distinct ebb and flow of daylight, reflecting the seasonal rhythm that characterizes this charming Italian town. To experience the full essence of Orvieto, one must embrace the beauty of its shorter days in December, wrapped in the warmth of its rich history and stunning vistas.

Average Daylight Hours in Orvieto for December

The chart illustrates the variation in daylight duration in Orvieto throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 24m10h 31m11h 57m13h 24m14h 39m15h 16m14h 56m13h 50m12h 26m10h 59m9h 43m9h 3m
Data source: Orvieto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Orvieto

As December arrives in Orvieto, Italy, the wind begins to pick up slightly, with an average speed of 2.8 m/s (6 mph), reflecting a gentle consistency typical of the winter months. This shift follows a trend where the year's wind speeds tend to hover around the same mark, particularly notable in late autumn and early spring. Interestingly, December's breezes are slightly stronger than those of June and September, which are the calmest months, yet remain moderate compared to the peak gusts seen in January and October at 3.1 m/s. Overall, December's winds provide a refreshing atmosphere, adding a crispness to the already enchanting winter landscape of Orvieto.

Average December Wind Speed in Orvieto

The chart displays monthly wind speed patterns in Orvieto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.62.82.72.71.92.62.22.03.12.72.8 m/s
Data source: Orvieto December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Orvieto Compares to Other Months

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

December and January present a notable shift in weather patterns. In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 15°C (60°F), with an average of 7°C (44°F). This month experiences significant precipitation at 115 mm (4.5 in) over 12 days, resulting in a humidity level of 83%. In contrast, January sees a slight dip in temperature, with minimums reaching -5°C (23°F) and average temperatures falling to 5°C (41°F), while the maximum remains steady at 15°C (60°F). Additionally, precipitation decreases to 57 mm (2.2 in) over just 7 days, and humidity rises slightly to 84%. For more details about January's climate, you can refer to Orvieto weather in January.

December and February weather exhibit notable differences, particularly in temperature and precipitation. In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 15°C (60°F), with an average of 7°C (44°F). The month also sees significant precipitation, totaling 115 mm (4.5 in) over 12 days, along with a higher humidity level of 83%. In contrast, February experiences slightly colder temperatures, with a minimum of -7°C (19°F) and a maximum of 18°C (65°F), while maintaining the same average of 7°C (45°F). However, precipitation decreases to 73 mm (2.9 in) over just 8 days, coupled with a lower humidity of 76%. For more detailed insights, you can explore Orvieto weather in February.

In December, temperatures in the region range from a chilly minimum of -4°C (25°F) to a mild maximum of 15°C (60°F), creating an average of 7°C (44°F). The month is relatively wet, with 115 mm (4.5 in) of precipitation occurring over 12 days and a high humidity of 83%. In contrast, March ushers in a slightly warmer atmosphere with minimum temperatures dropping to -10°C (14°F) and maximums peaking at 21°C (70°F), averaging around 9°C (48°F). This month experiences less rainfall, totaling 79 mm (3.1 in) over 10 days, and the humidity is notably lower at 68%. For more detailed insights into March weather, check out Orvieto weather in March.

In December, Orvieto experiences colder temperatures, with averages hovering around 7°C (44°F) and a maximum of 15°C (60°F), while nighttime lows can dip to -4°C (25°F). The month is marked by higher humidity at 83% and significant precipitation, totaling 115 mm (4.5 in) over about 12 days. In contrast, April brings a noticeable warming trend, with average temperatures rising to 12°C (54°F) and highs reaching a pleasant 26°C (78°F). The air is less humid at 70%, and rainfall is reduced to 85 mm (3.4 in) over about 10 days. For more details on April weather in Orvieto, check out Orvieto weather in April.

In December, the weather is quite chilly, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 15°C (60°F) and an average of 7°C (44°F). This month experiences significant precipitation, totaling around 115 mm (4.5 in) over about 12 days, coupled with high humidity levels at 83%. In contrast, May brings a much warmer climate, with temperatures starting at a minimum of 4°C (40°F) and soaring to a maximum of 31°C (87°F), averaging 16°C (61°F). While May sees slightly lower precipitation, at 96 mm (3.8 in) over 14 days, humidity drops to a more comfortable 69%. For more details, you can visit Orvieto weather in May.

December and June present strikingly different weather conditions. In December, temperatures can drop as low as -4°C (25°F), with an average of 7°C (44°F) and a maximum of 15°C (60°F). The month also experiences considerable precipitation, with 115 mm (4.5 in) falling over 12 days, and humidity levels averaging 83%. In contrast, June boasts much milder conditions, with minimum temperatures starting at 9°C (49°F) and averaging 21°C (71°F), peaking at a warm 35°C (95°F). Rainfall is lighter in June, totaling just 48 mm (1.9 in) over 5 days, and humidity drops to a more comfortable 62%. For more detailed insights into June weather in Orvieto, check out Orvieto weather in June.

December and July present stark contrasts in weather. In December, temperatures can dip as low as -4°C (25°F) and only rise to an average of 7°C (44°F), with precipitation occurring on 12 days, resulting in a total of 115 mm (4.5 in). The humidity is notably high at 83%, contributing to a chilly feeling throughout the month. Conversely, July boasts much warmer conditions, with minimum temperatures of 14°C (57°F) and average highs reaching 24°C (75°F), peaking at 35°C (95°F). Rainfall is significantly lower in July, totaling just 45 mm (1.8 in) across 6 days, and the humidity decreases to a more comfortable 57%. For more details on July’s pleasant weather, you can check Orvieto weather in July.

The weather in December contrasts sharply with that of August. In December, temperatures drop significantly, ranging from a chilly -4°C (25°F) to a mild 15°C (60°F), with an average of 7°C (44°F). The month sees substantial precipitation, totaling 115 mm (4.5 in) over approximately 12 days, and the humidity levels linger around 83%, creating a damp atmosphere. In contrast, August boasts much warmer temperatures, with a minimum of 14°C (57°F) and maxima reaching up to 38°C (100°F), averaging a comfortable 25°C (77°F). Additionally, August experiences less rainfall, totaling 43 mm (1.7 in) over just 8 days, and lower humidity levels at 55%, making it a much drier and sunnier month. For a detailed look at the weather conditions in August, you can visit Orvieto weather in August.

The weather in December is significantly cooler and wetter compared to September. December features a minimum temperature of -4°C (25°F), with averages around 7°C (44°F) and a maximum of 15°C (60°F), contrasted with September’s milder conditions, where temperatures range from a minimum of 7°C (46°F) to a maximum of 31°C (88°F), averaging 20°C (68°F). Additionally, December sees more precipitation with 115 mm (4.5 in) over 12 days, while September has a slightly lower total of 99 mm (3.9 in) across 9 days. The humidity in December is higher at 83%, compared to the more comfortable 66% experienced in September. For detailed insights on September weather, visit Orvieto weather in September.

In comparing the weather between October and December, it's clear that October is generally milder and drier. The average temperature in October hovers around 15°C (59°F), with maximums reaching up to 25°C (78°F), while December sees a drop in averages to about 7°C (44°F), with highs peaking at 15°C (60°F). Additionally, October experiences less precipitation—95 mm (3.8 in) over about 10 days compared to December’s 115 mm (4.5 in) across 12 days. Humidity levels are also slightly lower in October at 79%, compared to December's 83%. For more detailed information, you can check Orvieto weather in October.

In November, temperatures range from a minimum of 0°C (32°F) to a maximum of 19°C (66°F), with an average of 11°C (52°F). The month is characterized by higher precipitation levels, totaling 151 mm (5.9 in) over 16 days and a humidity of 84%. In contrast, December sees cooler temperatures with a minimum of -4°C (25°F) and maximums reaching 15°C (60°F), averaging 7°C (44°F). Although December has slightly less precipitation at 115 mm (4.5 in) over 12 days, the humidity remains high at 83%. For a more detailed look at November's weather, visit Orvieto weather in November.

Compare Orvieto's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Orvieto

As December blankets Orvieto in its chilly embrace, the weather shifts notably from the milder months preceding it. With average temperatures dipping significantly, the crisp air invites layers and warmth, contrasting sharply against the warmth of autumn. Precipitation becomes more frequent, with December recording a notable increase in rainy days, adding a touch of drama to the winter landscape. These changes create a cozy atmosphere perfect for enjoying local festive traditions. For a deeper insight into what to expect throughout the year, explore Orvieto Climate and prepare for your visit!