December Weather in Siracusa, Italy

Last updated: March 24, 2025

In December, the charming city of Siracusa, Italy, experiences mild and somewhat humid weather. With a maximum temperature averaging 19°C (66°F) and a minimum of 8°C (47°F), visitors can enjoy pleasant outdoor activities amidst a comfortable climate. The average temperature hovers around 14°C (58°F), making it a suitable time for exploration. However, be prepared for some rainfall, as the month sees about 36 mm (1.4 in) of precipitation spread across approximately seven days. The relative humidity of 75% adds a touch of softness to the air, creating a distinctive atmosphere perfect for savoring the local culture and festive spirit during this beautiful late-autumn month.

December Temperature in Siracusa

December in Siracusa marks a gentle transition into winter, characterized by mild temperatures that invite exploration of this historic coastal gem. With minimums around 8°C (47°F) and averages hovering at 14°C (58°F), visitors can enjoy crisp, pleasant days ideal for wandering through the city’s charming streets. As the month progresses, daytime highs can reach up to 19°C (66°F), making it one of the warmer winter months in the region. Compared to the cooler temperatures of January and February, December offers a sweet spot of temperate weather, perfect for savoring the rich local cuisine and stunning architecture without the summer crowds. Overall, the month encapsulates the allure of Siracusa, balancing comfortably between the lingering warmth of autumn and the chill of winter.

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

The chart illustrates December temperature patterns in Siracusa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545556596573798176696457
Data source: Temperature data for Siracusa 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 Siracusa

In December, Siracusa experiences a moderate level of precipitation, with an average of 36 mm (1.4 in) falling over approximately 7 days. This marks a slight decrease from the wetter months of October and November, both of which receive around 129 mm of rain, consisting of the year’s highest totals. Despite the reduction, December's rainfall still contributes to the lush surroundings of the region as the city transitions into winter. The precipitation is generally light, offering a refreshing break for the city after the heavier rainfall of late autumn, and showcasing a typical Mediterranean climate that balances dry spells with essential rainfall.

December Precipitation Trends in Siracusa

The chart displays monthly precipitation patterns in Siracusa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4053562012196103712912936
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Siracusa

In December, Siracusa, Italy, experiences a humidity level of 75%, aligning closely with its values from the preceding and following months, reflecting a consistent trend throughout the winter season. After a slight peak in May (77%) and a brief dip during the summer months, the humidity remains relatively stable from October to December, oscillating between 73% and 75%. This steadiness indicates a shift towards a more comfortable, moist environment as the year wraps up, creating a cozy atmosphere ideal for enjoying the city's enchanting winter landscapes. The overall consistency in humidity levels throughout the year suggests that visitors can expect a moderate climate, perfect for exploration during the cooler months.

December Average Humidity in Siracusa

This chart illustrates the average monthly humidity levels in Siracusa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%76%77%76%72%70%73%73%75%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Siracusa

In December, Siracusa, Italy, experiences a return to a moderate UV Index of 3, resembling the conditions seen in January. With an exposure category that allows for up to 30 minutes of sun before burning, this month offers a safer environment for outdoor activities compared to the peak summer months, where intense UV levels soared to 10. The shift from the very high indices experienced from April to November highlights a seasonal trend, allowing locals and visitors alike to enjoy the milder sun while still taking precautions. For those planning outdoor adventures, it's essential to keep an eye on the UV Index and protect your skin accordingly. Discover more about the UV trends in this lovely coastal city at Siracusa UV Index.

Maximum UV Index Levels in Siracusa for December

The chart shows the monthly maximum UV Index (UVI) for Siracusa 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.
JanFebMarAprMayJunJulAugSepOctNovDec356891010108743
Data source: Siracusa 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 Siracusa

In Siracusa, Italy, December offers a gentle transition into winter with 266 hours of sunshine, nudging just below the month of November. While the sunlight begins to wane from the vibrant peaks of summer, where July boasts a generous 416 hours, December still provides a respectable amount of brightness against the backdrop of a more subdued season. This gradual descent in sunshine hours reflects a captivating trend: as the year progresses, sun exposure peaks in mid-summer and gradually recedes towards year-end. However, even in December, Siracusa offers moments of warmth and light, inviting visitors to savor the beauty of the winter sun while exploring this historic coastal gem.

Monthly Sunshine Duration in Siracusa: December Highlighted

The December sunshine duration represents the total number of hours Siracusa 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.
JanFebMarAprMayJunJulAugSepOctNovDec217h271h330h347h394h399h416h394h334h300h265h266h
Data source: Siracusa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Siracusa During December

In December, Siracusa, Italy, enjoys a 64% chance of sunny weather, making it a promising time for visitors seeking mild winter days. While the likelihood of sunshine dips compared to the summer months, which boast remarkable probabilities of up to 96% in July and 95% in August, December stands out favorably against the preceding months like October and November, both at 48%. As the year draws to a close, the chances of clear skies increase, hinting at a more vibrant winter atmosphere that can enhance the charm of this beautiful Sicilian city. So, despite the cooler temperatures, December still invites you to bask in the sun's gentle rays while exploring its captivating streets.

Percentage of Sunny Days in December in Siracusa

The chart illustrates the percentage of sunny days in Siracusa 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 Siracusa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%74%67%49%64%71%96%95%65%48%48%64%
Data source: Siracusa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Siracusa in December

As the year draws to a close, December in Siracusa, Italy, presents a significant reduction in daylight, offering just 9 hours of sunlight. This trend follows the gradual transition from the long, vibrant days of summer and early autumn, peaking at 14 hours between May and July. From that point, daylight begins to wane steadily through the fall months, with October and November seeing the duration decrease to 11 and 10 hours respectively. This pattern of descending daylight culminates in December, inviting a cozy, reflective atmosphere as residents and visitors alike embrace the beauty of shorter days and longer nights. As the year transitions into winter, this ebb and flow of sunlight serves as a reminder of the cyclical nature of seasons in this captivating coastal city.

Average Daylight Hours in Siracusa for December

The chart illustrates the variation in daylight duration in Siracusa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 55m10h 49m11h 58m13h 9m14h 9m14h 39m14h 23m13h 30m12h 22m11h 11m10h 10m9h 38m
Data source: Siracusa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Siracusa

As December sweeps into Siracusa, the winds pick up their pace, with an average speed of 5.2 m/s (12 mph). This brisk flow marks a resurgence compared to the calmer breezes of summer, which lingered around 3.1 to 3.2 m/s (7 mph) from July to September. The trend showcases a gradual increase in wind speed as the year comes to a close, with October and November also reflecting relatively stronger gusts at 5.0 m/s (11 mph) and 4.5 m/s (10 mph), respectively. This seasonal shift not only adds a refreshing chill to the air but also hints at the invigorating atmosphere that December brings, transforming Siracusa into a charming, coastal haven for those who embrace the elements.

Average December Wind Speed in Siracusa

The chart displays monthly wind speed patterns in Siracusa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.64.13.74.43.23.03.13.23.35.04.55.2 m/s
Data source: Siracusa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Siracusa Compares to Other Months

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

In December, temperatures in Siracusa typically range from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), with an average of 14°C (58°F). The month experiences approximately 36 mm (1.4 in) of precipitation over about 7 days, while humidity remains steady at 75%. In contrast, January sees slightly cooler temperatures, with a minimum of 4°C (39°F) and an average of 12°C (54°F), peaking at 18°C (64°F). Precipitation increases slightly to 40 mm (1.6 in) across 6 days, but humidity remains consistent at 75%. For more detailed information, you can check Siracusa weather in January.

In December, the weather tends to be mild, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), resulting in an average of 14°C (58°F). The month sees a significant amount of rain, totaling 36 mm (1.4 in) over about 7 days, and maintains a humidity level of 75%.

In contrast, February is slightly cooler, with temperatures dipping to a minimum of 6°C (43°F) and a maximum of 18°C (65°F), bringing an average of 13°C (55°F). However, February experiences heavier rainfall, with 53 mm (2.1 in) of precipitation over 5 days, and humidity falls to 71%.

For more specific details about what to expect during February, check out Siracusa weather in February.

In December, the weather typically features a mild temperature range from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), with an average of around 14°C (58°F). It experiences 36 mm (1.4 in) of precipitation spread over seven days, accompanied by a humidity level of 75%. In comparison, March sees a similar temperature range with a minimum of 8°C (46°F) and a maximum of 19°C (67°F), but the average dips slightly to 13°C (56°F). Precipitation increases to 56 mm (2.2 in) over the same number of rainy days, while humidity remains slightly lower at 71%. For more details on weather in March, visit Siracusa weather in March.

December weather features slightly cooler temperatures, with a minimum of 8°C (47°F) and an average of 14°C (58°F), reaching a maximum of 19°C (66°F). In contrast, April brings a gentle warming trend, with minimum temperatures around 10°C (51°F) and an average of 15°C (60°F), peaking at 20°C (69°F). Decembers are wetter with 36 mm (1.4 in) of precipitation over about 7 days, while April enjoys milder conditions, receiving only 20 mm (0.8 in) of rain over 5 days. Humidity levels are quite similar, hovering around 75% in December and slightly higher at 76% in April. For more detailed insights, you can check Siracusa weather in April.

In December, the weather tends to be cooler, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), and an average temperature of 14°C (58°F). The month sees approximately 36 mm (1.4 in) of precipitation over about 7 days, resulting in a relatively humid atmosphere with humidity levels around 75%.

In contrast, May brings warmer temperatures, starting at a minimum of 12°C (54°F) and peaking at 25°C (77°F), with an average temperature of 19°C (66°F). The precipitation significantly drops to about 12 mm (0.5 in) over just 2 days, and humidity levels remain slightly higher at 77%. For a more detailed look at May's climate, you can check Siracusa weather in May.

December and June present contrasting weather patterns. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), with an average of 14°C (58°F). This month experiences about 36 mm (1.4 in) of precipitation over approximately 7 days, alongside a humidity level of 75%. In contrast, June boasts warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 32°C (91°F), averaging at 23°C (73°F). Precipitation in June is significantly lower, totaling 19 mm (0.7 in) over just 2 days, while humidity remains similar at 76%. For more details on June's climate, you can check Siracusa weather in June.

December and July present striking contrasts in weather. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), with an average of 14°C (58°F). The month experiences relatively high humidity at 75% and receives about 36 mm (1.4 in) of rainfall over 7 days. In contrast, July boasts much warmer conditions, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 33°C (91°F) and an average of 26°C (79°F). Rainfall is minimal in July, totaling just 6 mm (0.2 in) over 1 day, and humidity is slightly lower at 72%. For more detailed insights, you can check out Siracusa weather in July.

When comparing the weather in December to that of August, there are stark contrasts. December features milder temperatures, with minimums around 8°C (47°F) and maximums reaching 19°C (66°F), while August boasts significantly warmer conditions, with temperatures ranging from a minimum of 22°C (72°F) to a scorching maximum of 37°C (99°F). Precipitation is more frequent in December, occurring on about 7 days with a total of 36 mm (1.4 in), whereas August experiences much drier weather, with only 10 mm (0.4 in) of rain over just 2 days. Humidity levels also vary slightly, with December slightly higher at 75% compared to August's 70%. For more detailed insights into the summer climate, you can explore Siracusa weather in August.

In December, the weather is markedly cooler, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), compared to September's warmer range of 19°C (67°F) to 29°C (84°F). Both months experience similar levels of precipitation, with December receiving 36 mm (1.4 in) and September slightly more at 37 mm (1.5 in), occurring over about the same number of days—7 days. Humidity levels are also comparable, with December at 75% and September at 73%, making both months feel relatively comfortable, but September is generally much warmer. For more details on the weather during this time, check out Siracusa weather in September.

In comparing the weather between December and October, December tends to be cooler and wetter, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 19°C (66°F). In contrast, October features milder temperatures, with lows of 15°C (60°F) and highs reaching up to 26°C (80°F). Notably, October experiences significantly higher precipitation, totaling 129 mm (5.1 in) over 11 days compared to December's 36 mm (1.4 in) over 7 days. Humidity levels are fairly similar, with December at 75% and October at 73%. For more detailed insights into October's weather characteristics, you can visit Siracusa weather in October.

December weather tends to be cooler than November, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 19°C (66°F), compared to November's warmer range of 11°C (52°F) to 23°C (73°F). Additionally, while December experiences 36 mm (1.4 in) of precipitation over 7 days, November is notably wetter, with 129 mm (5.1 in) of rainfall across 11 days. Both months share similar humidity levels at 75%, but overall, December offers a more mild and drier climate compared to the previous month. For a detailed look at November weather, you can visit Siracusa weather in November.

Compare Siracusa's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Siracusa

As December rolls in, Siracusa experiences a delightful shift in weather, distinguishing it from the drier summer months. With a mild average temperature hovering around 14°C, this month offers a comfortable escape from the heat. The increased precipitation of 36 mm over approximately seven days adds a refreshing vibrancy to the landscape, though the humidity remains moderately high at 75%. This combination creates a unique atmosphere perfect for exploring the city’s rich history and stunning architecture. For those keen on understanding this enchanting December climate, further details can be found at Siracusa Climate.