December Weather in Bomarzo, Italy

Last updated: March 24, 2025

In Bomarzo, Italy, December unfolds with a captivating blend of temperatures and weather patterns. With maximum temperatures hovering around 16°C (61°F) and an average of 7°C (45°F), the month presents a frosty charm, where the mercury can even dip to a minimum of -4°C (25°F). This winter month is also marked by a notable precipitation total of 129 mm (5.1 in) over approximately 12 days, draping the landscape in a mystical veil of moisture. The high humidity level at 83% adds to the winter's enchanting ambiance, making December a unique time to experience Bomarzo's serene beauty and historical allure.

December Temperature in Bomarzo

In Bomarzo, Italy, December brings a noticeable shift in temperatures as winter settles in. With minimums dropping to -4°C (25°F), the month marks one of the coldest periods, although average daily temperatures hover around a cool 7°C (45°F). Daytime highs reach up to 16°C (61°F), offering brief respites from the chill. This blend of cool air and moderate highs creates a crisp atmosphere, perfect for exploring the enchanting winter landscapes. As the year closes, the temperatures set the stage for a serene, yet invigorating experience in this historic town.

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

The chart illustrates December temperature patterns in Bomarzo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec424648556272777868605245
Data source: Temperature data for Bomarzo 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 Bomarzo

December in Bomarzo, Italy, ushers in a weather pattern that mirrors the month's cozy charm, marked by 129 mm (5.1 inches) of precipitation falling over 12 days. As the year draws to a close, this uptick in rainfall follows the trend seen in November, which recorded a significant 162 mm (6.4 inches). The notable increase in precipitation during the late autumn months suggests a shift toward a wetter climate, making December one of the more rainy periods of the year. This trend is quite distinct from the drier summer months, where rainfall plummeted to just 41 mm (1.6 inches) in July and 40 mm (1.6 inches) in August. As Bomarzo transforms into a winter wonderland, the increased precipitation certainly adds to its picturesque allure, inviting both locals and visitors to revel in the season's beauty.

December Precipitation Trends in Bomarzo

The chart displays monthly precipitation patterns in Bomarzo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6278838486464140126104162129
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bomarzo

In December, Bomarzo, Italy, experiences a humidity level of 83%, a slight decrease from the 84% noted in November. This month typically marks the transition from the crisp autumn air to the cooler, damp conditions of winter. Notably, humidity levels have fluctuated significantly throughout the year, peaking in the colder months of January and November, and reaching their lowest in the summer, with July and August averaging around 55%. As the year closes, December brings a return to higher moisture levels, hinting at the dampness that characterizes the approaching winter months, while still remaining relatively moderate compared to the intense humidity of early winter.

December Average Humidity in Bomarzo

This chart illustrates the average monthly humidity levels in Bomarzo, 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 Bomarzo

In December, Bomarzo, Italy experiences a notable decrease in UV Index, dropping to 2, which falls into the low exposure category. This significant reduction means that sunburn risk is minimal, allowing for a more leisurely 45-minute burn time under the sun. As the year progresses from the intense summer months—with peaks of 10 in June and July—to the winter chill, residents and visitors alike can enjoy outdoor activities with less concern for UV exposure. While the earlier months of the year, such as January and February, maintain a moderate exposure category with an Index of 3 and 4 respectively, December provides a welcome respite with safer levels. For a detailed view of the UV Index throughout the year, check out Bomarzo UV Index.

Maximum UV Index Levels in Bomarzo for December

The chart shows the monthly maximum UV Index (UVI) for Bomarzo 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.
JanFebMarAprMayJunJulAugSepOctNovDec34578101097542
Data source: Bomarzo 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 Bomarzo

In the enchanting town of Bomarzo, Italy, December brings a gentle departure from the sun-drenched days of summer, offering 234 hours of sunshine as the year draws to a close. This serene month reflects a typical seasonal decline, following a peak in July, where the sun graced the region with an impressive 432 hours. As the year transitions from the vibrant light of May and June—with 394 and 418 hours respectively—into the cooler months, the gradual reduction in sunshine becomes apparent. Despite December's shorter days, it still holds a warm presence amidst the cooler winter air, inviting visitors to relish the unique charm of Bomarzo in a sunlit embrace.

Monthly Sunshine Duration in Bomarzo: December Highlighted

The December sunshine duration represents the total number of hours Bomarzo 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.
JanFebMarAprMayJunJulAugSepOctNovDec196h248h318h349h394h418h432h398h336h312h240h234h
Data source: Bomarzo December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bomarzo During December

In Bomarzo, Italy, December offers a moderate chance of sunny weather, with the sun gracing the sky about 44% of the time. This marks a slight uptick from the murky days of November, which sees a mere 29% chance of sunshine. As the year draws to a close, December's sunshine potential is comparable to that of the spring months like April and May, but notably lower than the summer's vibrant peaks in July and August, where the chances soar to 65% and 66%, respectively. Overall, while December may not promise endless sunny days, visitors can anticipate a few delightful rays of sunshine amidst the winter chill, making it a charming time to explore this enchanting village.

Percentage of Sunny Days in December in Bomarzo

The chart illustrates the percentage of sunny days in Bomarzo 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 Bomarzo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%50%59%42%43%59%65%66%53%42%29%44%
Data source: Bomarzo December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bomarzo in December

In Bomarzo, Italy, December marks the return of shorter days, with daylight lasting just 9 hours—similar to January and November. As the year progresses from winter to spring, the town experiences a gradual increase in daylight, peaking in June with an impressive 15 hours of sunlight. Following this vibrant midsummer, the daylight begins a gentle decline, tapering back to 13 hours in August and eventually reverting to 11 hours in October. While the winter months may seem shorter and cloaked in darkness, they serve as a poignant reminder of the cyclical nature of light and time, making the arrival of spring all the more anticipated in this enchanting Italian locale.

Average Daylight Hours in Bomarzo for December

The chart illustrates the variation in daylight duration in Bomarzo throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 33m11h 57m13h 23m14h 36m15h 12m14h 53m13h 48m12h 26m11h9h 45m9h 7m
Data source: Bomarzo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Bomarzo

As December settles over Bomarzo, Italy, the average wind speed picks up slightly, reaching 2.8 m/s (6 mph), reflecting a subtle increase from the calmer days of late autumn. This uptick mirrors the briskness of the season, as the winds generally oscillate between gentle breezes in the summer months and more robust gusts in the fall and winter. Interestingly, December stands as one of the latter months with wind speeds comparable to January and October, both of which also feature average speeds around the same mark. It's a time when the crisp air invigorates the landscape, bestowing Bomarzo with an enchanting, windswept charm that invites wanderers to explore its scenic beauty.

Average December Wind Speed in Bomarzo

The chart displays monthly wind speed patterns in Bomarzo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.42.52.42.61.82.52.11.82.92.42.8 m/s
Data source: Bomarzo December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Bomarzo Compares to Other Months

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

In December, temperatures generally range from a chilly minimum of -4°C (25°F) to a comfortable maximum of 16°C (61°F), with an average temperature of 7°C (45°F). December is characterized by higher precipitation, totaling 129 mm (5.1 in) over 12 days, and humidity levels around 83%. In contrast, January features a similar minimum temperature of -4°C (25°F), but the average drops slightly to 5°C (42°F), with a maximum reaching 17°C (62°F). Rainfall decreases significantly to 62 mm (2.4 in) over just 8 days, and humidity remains quite high at 84%. For more detailed insights on January weather, check out Bomarzo weather in January.

December and February exhibit notable differences in weather patterns, despite their proximity in the winter season. In December, temperatures range from a chilly minimum of -4°C (25°F) to a milder maximum of 16°C (61°F), with an average of 7°C (45°F). This month also sees considerable precipitation, totaling 129 mm (5.1 in) over 12 days, alongside high humidity levels at 83%. In contrast, February features slightly colder conditions, with minimum temperatures dropping to -8°C (18°F) and a maximum reaching 19°C (66°F), resulting in an average of 8°C (46°F). Precipitation is significantly lower in February, at 78 mm (3.1 in) over just 9 days, and the humidity decreases to 76%. For more detailed information, you can check out Bomarzo weather in February.

In December, the weather is characterized by cooler temperatures, with a minimum of -4°C (25°F) and an average of 7°C (45°F), peaking at a maximum of 16°C (61°F). The month sees significant precipitation of 129 mm (5.1 in) over about 12 days, combined with a high humidity level of 83%. In contrast, March features a gradual warming trend, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 22°C (73°F), and an average of 9°C (49°F). Precipitation decreases to 83 mm (3.3 in) across roughly 10 days, and humidity drops to 68%. For more detailed insights on March weather, visit Bomarzo weather in March.

December and April present distinctly different weather patterns. In December, temperatures range from a chilly minimum of -4°C (25°F) to a mild maximum of 16°C (61°F), with an average of around 7°C (45°F). The month is characterized by substantial precipitation, totaling 129 mm (5.1 in) over approximately 12 days, paired with high humidity levels of 83%. In contrast, April sees a more temperate climate, with minimum temperatures rising to -1°C (30°F) and maximums reaching as high as 27°C (80°F), averaging 13°C (55°F). Precipitation during this month is lower at 84 mm (3.3 in) over about 10 days, and humidity decreases to 70%. For more detailed information about April weather, check out Bomarzo weather in April.

In comparing the weather of December and May, we see distinct differences in temperatures and precipitation levels. December typically experiences colder temperatures, with a minimum of -4°C (25°F) and an average of 7°C (45°F), while May enjoys milder conditions, with a minimum of 5°C (41°F) and an average of 17°C (63°F). The maximum temperatures also reflect this disparity, soaring up to 33°C (91°F) in May compared to a maximum of only 16°C (61°F) in December. Additionally, December sees more precipitation, totaling 129 mm (5.1 in) over 12 days, whereas May has less, at 86 mm (3.4 in) across 13 days. Humidity levels are higher in December at 83%, compared to 69% in May. For more detailed information on May weather, you can visit Bomarzo weather in May.

December and June present stark contrasts in weather patterns. In December, temperatures range from a chilly -4°C (25°F) at night to a mild 16°C (61°F) during the day, with an average of 7°C (45°F). The month is characterized by significant precipitation, totaling 129 mm (5.1 in) over about 12 days, accompanied by high humidity levels of 83%. In contrast, June basks in warmth, with temperatures starting at a comfortable 10°C (50°F) and peaking at a scorching 37°C (99°F), averaging 22°C (72°F). Rainfall is notably lower at just 46 mm (1.8 in) spread across only 4 days, and humidity drops to a more pleasant 62%. For more details on June weather, you can check Bomarzo weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures range from a chilly -4°C (25°F) at night to a mild 16°C (61°F) during the day, with an average of 7°C (45°F). This month also sees considerable precipitation, totaling 129 mm (5.1 in) over 12 days, and high humidity at 83%. In contrast, July brings warm temperatures, with nightly lows of 15°C (59°F) and daytime highs soaring to 37°C (99°F), averaging around 25°C (77°F). Rainfall is minimal at 41 mm (1.6 in) across just 4 days, accompanied by lower humidity levels of 57%. For a closer look at the July weather in a specific location, check out Bomarzo weather in July.

December and August present stark contrasts in weather. In December, temperatures range from a chilling minimum of -4°C (25°F) to a milder average of 7°C (45°F), with highs reaching up to 16°C (61°F). The month is characterized by significant precipitation, totaling 129 mm (5.1 in) over 12 days, accompanied by high humidity levels of 83%. In contrast, August boasts a much warmer climate, with temperatures varying from a comfortable minimum of 13°C (55°F) to a scorching average of 25°C (78°F) and maximums soaring to 40°C (104°F). This summer month sees much less rain, with only 40 mm (1.6 in) falling over just 7 days and a lower humidity level of 55%. For a detailed look at the weather in August, you can visit Bomarzo weather in August.

December and September present contrasting weather patterns. In December, temperatures plummet, with minimums dropping to -4°C (25°F) and an average of 7°C (45°F), while September enjoys much warmer conditions, averaging 20°C (69°F) and peaking at 32°C (90°F). Precipitation levels are fairly similar, with December receiving 129 mm (5.1 in) over 12 days, compared to September's 126 mm (5.0 in) over just 9 days. Additionally, December's humidity sits at a high 83%, whereas September offers a more comfortable 66%. For more detailed insights, you can check Bomarzo weather in September.

In comparing the weather between December and October, December tends to be significantly cooler, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 16°C (61°F), while October enjoys milder conditions with averages from 5°C (41°F) to 27°C (81°F). Precipitation is also more frequent in December, occurring on about 12 days and totaling 129 mm (5.1 in), compared to October's 104 mm (4.1 in) over approximately 9 days. Additionally, December's higher humidity at 83% contributes to a chillier feel, whereas October's humidity is slightly lower at 79%. For more details on October weather, check out Bomarzo weather in October.

In comparing the weather of December and November, it’s evident that December tends to be colder with average temperatures ranging from -4°C (25°F) to a maximum of 16°C (61°F), while November sees slightly milder temperatures, with a minimum of -1°C (30°F) and a maximum of 20°C (69°F). Precipitation is also a noteworthy difference; December receives about 129 mm (5.1 in) over 12 days, compared to November's 162 mm (6.4 in) over 15 days, indicating that November tends to be wetter. Humidity levels remain relatively similar, with December at 83% and November slightly higher at 84%. For a more detailed look at the November weather specifically, you can check Bomarzo weather in November.

Compare Bomarzo's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Bomarzo

As December settles over Bomarzo, the weather takes on a distinctly cooler character compared to the milder months of autumn. While temperatures may reach a maximum of 16°C, frequent chill brings average lows down, dipping into frosty territory that can plunge to -4°C. With an average humidity of 83%, the air feels damp, and the town experiences about 12 days of precipitation, totaling around 129 mm. This combination of coolness and moisture marks a stark contrast to the warmer, drier days of the preceding months, creating a unique winter atmosphere in the enchanting landscape of Bomarzo. For a deeper dive into the local climate patterns, visit Bomarzo Climate.