Last updated: March 24, 2025
Experience the charm of Santa Barbara, Italy, in December, where the weather offers a captivating blend of mild temperatures and frequent rainfall. Daytime highs can reach up to 17°C (63°F), while evening temperatures dip to a chilly 0°C (32°F), creating a refreshing contrast. With an average temperature of 9°C (48°F), visitors are advised to dress in layers. The month sees approximately 222 mm (8.8 in) of precipitation spread over 15 days, resulting in an 82% humidity level that enhances the region's lush beauty. Embrace the winter atmosphere, as Santa Barbara transforms into a picturesque landscape perfect for exploring.
In December, Santa Barbara, Italy, ushers in the chilly embrace of winter with temperatures that reflect a notable drop compared to the milder months preceding it. The minimum temperature hovers around 0°C (32°F), providing a brisk edge that heralds the season’s arrival. With an average of 9°C (48°F), days remain cool yet bearable, ideal for exploring the picturesque landscapes. The maximum reaches 17°C (63°F), offering brief moments of warmth during the day. As the year winds down, the trend shows a steady decline from November's temperatures, prompting locals and visitors alike to bundle up and savor the unique beauty of this Italian gem during its cooler days.
December in Santa Barbara, Italy, marks a significant transition in precipitation compared to the preceding months. With 222 mm (8.8 in) of rainfall over 15 days, it stands out as one of the wetter months, just slightly less than November's record 239 mm (9.4 in). This increase in rainfall signals the onset of winter, creating a stark contrast to the drier summer months, where July and August saw only 23 mm (0.9 in) and 35 mm (1.4 in), respectively. The trend of increased precipitation during the late fall months prepares the landscape for the lushness of spring. As the days grow shorter and colder, the steady rhythm of rain not only contributes to the vibrant scenery but also plays a crucial role in replenishing the region's water reserves. Thus, December encapsulates the shift towards a wetter climate, setting the stage for the year ahead.
In Santa Barbara, Italy, December brings a return to higher humidity levels, reaching 82%—the same as in January. As the year progresses, a seasonal pattern emerges, showing a gradual decline in humidity from the summer months, with August peaking at a comfortable 56% before rising again in the fall. This oscillation highlights the region's transition from warmer, drier months to a cooler, more humid winter, providing a unique character to December's atmosphere as it invites cozy gatherings and festive cheer, reminiscent of January's climate.
In December, Santa Barbara, Italy, experiences a low UV Index of 2, indicating a safer time for outdoor activities with a longer burn time of 45 minutes. This signifies a notable drop from the preceding months, where the UV Index frequently peaked at very high levels of 8 to 10 from April to August, requiring only 15 minutes of exposure before risking sunburn. The trend shows a gradual decline throughout the year, starting from moderate UV indices in January and February, easing into a comfortable low in December. For more details on seasonal trends, visit Santa Barbara UV Index.
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As winter settles in, December in Santa Barbara still shines brightly with an impressive 242 hours of sunshine. While this marks a slight dip from the stunning heights of July and June, it is part of a graceful descent as the year draws to a close. The months leading up to December, particularly May and June, reveal a pattern of increasing daylight, peaking in the summer before gracefully tapering into the earlier months of winter. Despite receiving fewer sunny hours than earlier in the year, December’s warmth still beckons, offering a shimmering backdrop to holiday festivities amid a season that typically brings shorter days elsewhere. With each month showcasing the area's generous glow, Santa Barbara remains a luminous retreat, even as the year fades.
In Santa Barbara, Italy, the likelihood of sunny weather in December is relatively moderate at 41%, offering a pleasant backdrop for the holiday season. As we look at the monthly trends, it's clear that December enjoys a bit more sunshine compared to the darker winter months of November and January, which see chances of sunny skies plummet to 27% and 28%, respectively. However, as spring approaches in February and March, the sun's return becomes more promising, with probabilities of sunshine soaring to 56% and 55%. This gradual increase hints at the vibrant transition from winter to spring, making December a delightful blend of cool weather and occasional sunshine that perfectly complements the festive spirit without the overwhelming warmth of summer.
As the year draws to a close in Santa Barbara, Italy, December embraces a shortened daylight duration of 9 hours, mirroring the sleepy essence of late autumn. This month marks a notable transition from the sun-drenched heights of May through July, which offer up to 14 hours of daylight, to the more languid hours of winter. Interestingly, the pattern shows a gradual increase in daylight as spring arrives, starting from 10 hours in February and peaking at 13 hours in April. The decline begins in August, as daylight recedes gently towards the cozy atmosphere of December, where the fading light invites a reflective pause before welcoming the lengthening days of the new year ahead.
As December rolls into Santa Barbara, Italy, the wind begins to pick up, with average speeds reaching 2.8 m/s (6 mph). This slight increase from the preceding months marks a transition from the gentler breezes typical of summer and fall. Notably, the wind speeds begin their ascent after November, which itself experiences a modest increase to 2.7 m/s (6 mph). The overall trend suggests a gradual shift towards stronger winds as winter approaches, allowing for a refreshing and invigorating atmosphere that complements the festive spirit of the season. Visitors can expect a crisp, breezy environment perfect for exploring the charming coastal town, where the interplay between the sea and wind creates a unique winter experience.
The weather in Santa Barbara 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 Santa Barbara and find detailed weather information for every month.
December and January exhibit notable differences in weather patterns, despite both months presenting a relatively cool climate. In December, temperatures range from a minimum of 0°C (32°F) to an average of 9°C (48°F) and can reach up to 17°C (63°F). The month is characterized by high precipitation, with 222 mm (8.8 in) spread over 15 rainy days and constant humidity of 82%. Conversely, January sees a drop in temperatures, with minimums plummeting to -6°C (22°F) and an average of 7°C (45°F), while the maximum remains similar at 17°C (62°F). Precipitation decreases significantly to 122 mm (4.8 in) over 12 days, yet humidity levels remain constant at 82%. For a more detailed look into the January climate, check out Santa Barbara weather in January.
In comparing the weather between December and February, December features a mild range of temperatures with a minimum of 0°C (32°F) and a maximum of 17°C (63°F), along with significant precipitation totaling 222 mm (8.8 in) spread over 15 days. The humidity remains high at 82%. Conversely, February experiences slightly cooler conditions with minimum temperatures dropping to -2°C (28°F) and an average temperature of 8°C (47°F). Despite having a similar maximum temperature of 18°C (64°F), February sees much less rainfall, totaling 128 mm (5.1 in) across 11 days, and a decrease in humidity to 74%. For more detailed insights, you can visit Santa Barbara weather in February.
In December, the weather is generally milder, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 17°C (63°F) and an average of 9°C (48°F). However, it is also quite wet, with 222 mm (8.8 in) of precipitation over 15 days and a high humidity of 82%. In contrast, March experiences slightly colder nights, with temperatures dipping to a minimum of -4°C (26°F), but it can warm up to 19°C (67°F) during the day, maintaining a similar average of 9°C (49°F). March sees less rain, with only 120 mm (4.7 in) of precipitation over 13 days and lower humidity at 70%. For more detailed information about the weather in March, you can refer to Santa Barbara weather in March.
December weather is characterized by cooler temperatures, with a minimum of 0°C (32°F) and an average of 9°C (48°F), reaching a maximum of 17°C (63°F). This month also experiences significant precipitation, averaging 222 mm (8.8 in) over approximately 15 days, and a high humidity level of 82%. In contrast, April brings warmer conditions with a minimum temperature of 1°C (35°F) and an average of 13°C (55°F), peaking at 26°C (78°F). Precipitation decreases significantly to 79 mm (3.1 in) over 12 days, and humidity drops to 71%. For more details about April weather, visit Santa Barbara weather in April.
When comparing the weather in December and May, notable differences emerge. December experiences cooler temperatures, with daily averages around 9°C (48°F) and a maximum of only 17°C (63°F), while May brings warmer conditions, showcasing averages of 16°C (62°F) and highs reaching up to 29°C (84°F). Additionally, December sees significantly more precipitation, with 222 mm (8.8 in) over 15 days, compared to May's much lighter rainfall of 79 mm (3.1 in) over 11 days. Humidity levels also differ, with December at 82% and May lower at 71%. For more detailed insights into May's climate, you can check Santa Barbara weather in May.
December and June present starkly contrasting weather conditions. In December, temperatures range from a chilly 0°C (32°F) to a mild 17°C (63°F), with an average of 9°C (48°F). This month is also characterized by significant precipitation, with 222 mm (8.8 in) falling over 15 days and a high humidity level of 82%. In contrast, June boasts much warmer temperatures, with minimums of 11°C (52°F) and maximums reaching 32°C (90°F), averaging around 21°C (70°F). It is also a drier month, featuring only 32 mm (1.3 in) of rain over just 7 days and lower humidity at 65%. For a closer look at June weather specifics, check out Santa Barbara weather in June.
December and July present stark contrasts in weather conditions. In December, temperatures range from a chilly 0°C (32°F) at night to a mild 17°C (63°F) during the day, with an average temperature of 9°C (48°F). This month also experiences significant precipitation at 222 mm (8.8 inches) over about 15 days, paired with high humidity levels of 82%. In contrast, July boasts much warmer weather, with temperatures ranging from a comfortable 16°C (62°F) to a hot 33°C (91°F) and an average of 24°C (75°F). Rainfall is minimal in July, totaling just 23 mm (0.9 inches) over only 3 days, accompanied by lower humidity at 61%. For more details, you can check Santa Barbara weather in July.
The weather in December is quite a contrast to that of August. In December, temperatures range from a chilly minimum of 0°C (32°F) to a mild maximum of 17°C (63°F), with an average of 9°C (48°F), while August boasts much warmer conditions with temperatures starting at 16°C (60°F) and peaking at 34°C (93°F), averaging around 24°C (76°F). Precipitation is significantly higher in December, with 222 mm (8.8 in) falling over 15 days, compared to a mere 35 mm (1.4 in) over 7 days in August, resulting in much higher humidity levels in December at 82%, versus a more comfortable 56% in August. For more specific insights, you can check out Santa Barbara weather in August.
In December, the weather is considerably cooler, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 17°C (63°F) and an average of 9°C (48°F). The month also sees significant rainfall, totaling 222 mm (8.8 in) over approximately 15 days, coupled with high humidity at 82%. In contrast, September offers a much warmer climate, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 29°C (85°F), averaging 21°C (69°F). It experiences less precipitation at 96 mm (3.8 in) over about 12 days and lower humidity at 66%. For more specific insights, you can check Santa Barbara weather in September.
In comparing the weather of December and October, it becomes clear that December is significantly cooler and wetter. December experiences a minimum temperature of 0°C (32°F) and an average of 9°C (48°F), with maximum temperatures reaching 17°C (63°F). In contrast, October enjoys milder temperatures, with a minimum of 8°C (46°F) and an average of 16°C (62°F), soaring up to a maximum of 26°C (80°F). Additionally, December sees more precipitation, measuring 222 mm (8.8 in) over 15 days, while October has a much lighter rainfall of 96 mm (3.8 in) spread across 10 days. The humidity also contrasts, with December at 82% compared to October’s more comfortable 74%. For more specific insights into October weather, you can check Santa Barbara weather in October.
In December, the weather becomes cooler with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 17°C (63°F), compared to a slightly warmer November, where temperatures range between 1°C (35°F) and 22°C (73°F). Despite December's lower temperatures, it experiences a similar level of precipitation, with 222 mm (8.8 in) over 15 days, compared to November’s 239 mm (9.4 in) over 16 days. Humidity also remains relatively high in December at 82%, slightly above November's 80%. For a detailed look at what to expect, check out Santa Barbara weather in November.
As December arrives in Santa Barbara, the weather shifts dramatically, weaving together cooler temperatures and increased precipitation compared to the rest of the year. With an average temperature hovering around 9°C (48°F), residents and visitors experience a refreshing chill, particularly during the night when it can dip to 0°C (32°F). The month also sees a notable increase in rainfall, totaling 222 mm (8.8 in) over about 15 days, which adds a lush vibrancy to the coastal landscape. This blend of higher humidity at 82% and cooler conditions sets December apart, transforming Santa Barbara into a serene winter retreat. To learn more about how Santa Barbara's weather evolves throughout the year, check out Santa Barbara Climate.