Last updated: February 24, 2025
December in Santa Clara, Portugal, offers a mild yet variable climate, making it an intriguing month to explore. With a maximum temperature reaching a pleasant 19°C (67°F) and an average hovering around 11°C (52°F), visitors can expect relatively comfortable days. However, as the temperature dips to a minimum of -2°C (28°F) at night, dressing in layers is essential. Rainfall is a common feature this month, with 112 mm (4.4 in) of precipitation spread over 12 days, contributing to a high humidity level of 87%. This blend of cool temperatures and moisture creates a unique atmosphere, perfect for those who appreciate the charm of winter in Portugal.
In December, Santa Clara, Portugal experiences a notable chill as temperatures dip compared to the preceding months. With minimums hovering around -2°C (28°F), the crisp air signals the heart of winter, while average temperatures reach a mild 11°C (52°F), providing a respite from the colder extremes. This transition into winter is characterized by a maximum temperature of 19°C (67°F), which still allows for pleasant, sunlit afternoons despite the colder nights. As the month wraps up the year, December's temperatures exhibit a significant drop from the warmer autumnal trends, making it a time for cozy gatherings and enjoying the festive season against a picturesque backdrop.
December in Santa Clara, Portugal, sees a notable increase in precipitation, with 112 mm (4.4 in) collected over 12 days of rainfall. This amount is a slight decrease from the 126 mm (5.0 in) recorded in November but remains significant as the year draws to a close. As winter progresses, December’s weather reflects a common trend of rising precipitation from the drier summer months, where July and August recorded low totals of just 8 mm (0.3 in) each. The transition to a wetter fall is evident, with December showcasing a moderate increase compared to the preceding autumn months. This consistent pattern of rainfall sets the stage for a lush landscape, highlighting the region's seasonal variability and the shift toward wetter weather as the year-end approaches.
In Santa Clara, Portugal, December ushers in a humid atmosphere, with levels rising back to 87%, reminiscent of the intensity experienced at the start of the year. This month shares its high humidity with January and November, highlighting a trend of increased moisture as winter approaches. Interestingly, throughout the year, humidity levels reveal a gradual decline during the summer months of July and August, reaching their lowest points at 63% and 64%, respectively. As the year cycles back to winter, the humidity spikes once again, creating a unique seasonal rhythm that defines Santa Clara's climate.
As winter settles in, December in Santa Clara, Portugal brings a noticeable drop in the UV Index, dipping to a low 2, which means sun exposure is less intense compared to the preceding months. This reduction marks a shift from the high and very high UV levels experienced from April through October, where burn times were drastically shorter at just 10 to 30 minutes. With an extended burn time of 45 minutes in December, locals and visitors can enjoy outdoor activities with lower risk of sunburn. This trend towards reduced UV exposure makes December a comfortable month for enjoying the great outdoors in Santa Clara. For more detailed information, check out the Santa Clara UV Index.
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December in Santa Clara, Portugal, marks a gentle transition into winter with 192 hours of sunshine, reflecting a decline from the vibrant light of the preceding months. The year begins with the least sunlight in January at 169 hours, gradually building to a peak in June and July, where residents bask in 408 and 425 hours of radiant sunshine, respectively. As autumn unfolds, sunlight diminishes, illustrated by the drop to 215 hours in November. This trend underscores the region's distinctive seasonal rhythm—where long, sun-kissed days in summer give way to the quieter, more subdued light of winter, inviting locals and visitors alike to savor the serene beauty of December’s soft, golden rays.
In Santa Clara, Portugal, December offers a modest chance of sunny weather, with only 38% likelihood of sunshine. This marks a notable dip following November, which boasts a healthier 68% chance. As the year progresses from the invigorating sunshine of July and August, where probabilities soar to 61% and 67% respectively, the sunny tendencies gradually diminish. The trend indicates that while December enjoys a hint of sunlight, it is markedly less than the sun-soaked summer months, hinting at the cooler, cloudier winter atmosphere that characterizes the region.
As December envelops Santa Clara, Portugal, daylight lingers for about 9 hours, mirroring the shorter days experienced in both January and November. This month marks the culmination of a gradual decline in daylight that began in September, where hours of sunlight start tapering from a robust 12 hours. The trend of lengthening days begins anew in February, signaling the gradual return of light after winter's grasp. This cyclical dance of daylight is not just a marker of time but also sets the stage for the vibrant seasonal changes that characterize this charming locale.
In Santa Clara, Portugal, December ushers in a refreshing increase in wind speed, averaging 3.6 m/s (8 mph), which is a notable rise from the lighter breezes of earlier months. This trend of variable wind patterns throughout the year reveals that while spring and summer months often experience more subdued winds, the arrival of winter brings a noticeable vigor to the air. From the calm days of April, with a mere 2.4 m/s (5 mph), to the invigorating currents felt in December, the seasonal shift instills a sense of dynamism in the landscape. As the year winds down, the more pronounced December gusts signal an exciting transition, showcasing the changing character of this serene locale.
The weather in Santa Clara 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 Clara and find detailed weather information for every month.
December and January exhibit some noticeable differences in weather conditions. In December, temperatures range from a minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average of 11°C (52°F). The month also sees substantial precipitation, totaling 112 mm (4.4 in) over 12 days, contributing to a humid atmosphere with consistent humidity at 87%. In contrast, January experiences slightly cooler temperatures, with minimums reaching -3°C (27°F) and an average of 9°C (48°F), peaking at 20°C (69°F). This month has significantly less rainfall, with only 63 mm (2.5 in) occurring across 7 days, maintaining the same humidity level of 87%. For more detailed insights, you can check Santa Clara weather in January.
In December, temperatures in Santa Clara range from a chilly -2°C (28°F) to a mild 19°C (67°F), with an average of 11°C (52°F). The month experiences considerable precipitation, totaling 112 mm (4.4 in) over 12 days, and humidity levels remain quite high at 87%. In contrast, February brings slightly milder conditions, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 23°C (73°F), while averaging the same 11°C (53°F) as December. Precipitation decreases to 88 mm (3.5 in) over just 9 days, and humidity lowers to 81%. For those seeking detailed insights, check out Santa Clara weather in February.
In December, the weather typically features cooler temperatures, ranging from a minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average temperature of 11°C (52°F). This month also sees significant rainfall, totaling 112 mm (4.4 in) over about 12 days, and high humidity at 87%. In contrast, March experiences milder temperatures, with minimums of 2°C (35°F) and maximums reaching 27°C (81°F), averaging 12°C (55°F). While March has slightly more precipitation at 117 mm (4.6 in) over 11 days, the humidity is lower at 78%, making it feel a bit drier than December. For a more detailed look at the weather trends, check out Santa Clara weather in March.
December and April present contrasting weather conditions. In December, temperatures range from a chilly -2°C (28°F) to a mild 19°C (67°F), with an average of 11°C (52°F). The month experiences significant precipitation, totaling 112 mm (4.4 in) over 12 rainy days, coupled with high humidity at 87%. In contrast, April showcases a warmer climate, with temperatures fluctuating between a minimum of 4°C (39°F) and a pleasant maximum of 28°C (84°F), averaging around 14°C (58°F). Precipitation slightly increases to 120 mm (4.7 in), occurring over 13 days, while humidity decreases to 79%. For a more detailed look at April weather, you can check Santa Clara weather in April.
December and May showcase significantly different weather patterns. In December, temperatures range from a chilly minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average temperature of 11°C (52°F). Precipitation is considerable, totaling 112 mm (4.4 in) over about 12 rainy days, accompanied by high humidity at 87%. In contrast, May brings warmer conditions, with temperatures fluctuating from a minimum of 5°C (41°F) to a scorching maximum of 33°C (92°F), averaging 17°C (63°F). Rainfall is notably less, with only 56 mm (2.2 in) over 8 days, and humidity decreases to 78%. For more detailed weather information, check out Santa Clara weather in May.
When comparing the weather in December and June, a stark contrast emerges. December features much cooler temperatures, with a minimum of -2°C (28°F) and an average of 11°C (52°F), while June boasts a warmer minimum of 8°C (46°F) and an average of 19°C (66°F). Furthermore, June can reach highs of 36°C (98°F), significantly warmer than December's maximum of 19°C (67°F). Precipitation also varies considerably; December experiences 112 mm (4.4 in) over about 12 days, making it a wetter month, whereas June sees only 31 mm (1.2 in) over just 8 days of rain. Additionally, humidity levels are higher in December at 87%, compared to June's 71%. For those interested in more detailed information, check out Santa Clara weather in June.
December and July present stark contrasts in weather. In December, temperatures range from a chilly -2°C (28°F) at night to a comfortable 19°C (67°F) during the day, with an average of 11°C (52°F). This month also experiences significant precipitation, with 112 mm (4.4 in) spread over 12 days, contributing to the high humidity of 87%. In contrast, July boasts much warmer conditions, with temperatures starting at a mild 11°C (52°F) and soaring to a scorching maximum of 37°C (100°F), averaging 21°C (70°F). Precipitation is minimal in July, with only 8 mm (0.3 in) occurring over just 2 days and a lower humidity level of 63%. For a detailed look at weather in July, visit Santa Clara weather in July.
December and August present strikingly contrasting weather conditions. In December, temperatures range from a chilly minimum of -2°C (28°F) to a comfortable average of 11°C (52°F) and peak at 19°C (67°F). The month is characterized by significant precipitation, totaling 112 mm (4.4 in) over approximately 12 days, accompanied by high humidity at 87%. Conversely, August showcases a much warmer climate, with minimum temperatures starting at 11°C (52°F) and reaching an average of 21°C (70°F), peaking dramatically at 39°C (103°F). This month experiences minimal rainfall of just 9 mm (0.3 in) over a single day, along with significantly lower humidity levels at 64%. For more details about the weather during August, visit Santa Clara weather in August.
December and September present stark contrasts in weather conditions. In December, temperatures typically range from a chilly minimum of -2°C (28°F) to a mild maximum of 19°C (67°F), and the month is characterized by higher humidity levels at 87%. Precipitation is more frequent, with about 112 mm (4.4 in) spread over 12 days. In contrast, September experiences much warmer temperatures, with a minimum of 9°C (49°F) and a maximum that can soar up to 37°C (98°F), averaging around 20°C (69°F). This month sees significantly less rainfall, totaling 36 mm (1.4 in) over just 4 days, and lower humidity at 71%. For more detailed information, you can check Santa Clara weather in September.
In comparing the weather of October and December, we observe significant differences in temperature and humidity. October experiences milder temperatures, with averages around 17°C (63°F) and peaks reaching up to 35°C (96°F), making it considerably warmer than December, which has an average of 11°C (52°F) and a maximum of 19°C (67°F). Additionally, December is characterized by higher humidity at 87%, compared to October's 79%, contributing to a more damp and chilly atmosphere. Precipitation also increases in December, with 112 mm (4.4 in) over 12 days, compared to October’s 91 mm (3.6 in) over 8 days. For more detailed insights, you can check Santa Clara weather in October.
In comparing the weather of December and November, we see notable differences in temperature and precipitation patterns. December experiences a cooler temperature range, with minimums dropping to -2°C (28°F), while the average temperature is around 11°C (52°F) and maximums reaching only 19°C (67°F). In contrast, November boasts milder temperatures, with a minimum of 2°C (36°F), an average of 13°C (55°F), and maximums of 25°C (77°F). Furthermore, December has slightly less precipitation at 112 mm (4.4 in) over 12 days, compared to November's 126 mm (5.0 in) over 13 days. Humidity levels are quite similar for both months, with December at 87% and November at 86%. For a closer look at November's weather, you can check Santa Clara weather in November.
As December settles in, Santa Clara experiences a remarkable shift in its weather patterns. The temperatures notably dip, reaching a cooler average of 11°C, compared to the mildness of the earlier months. With a maximum temperature of 19°C and a chance of frost, the crisp air creates a refreshing atmosphere that starkly contrasts with the warmer seasons. December is also characterized by increased precipitation, with rain cascading down on about 12 days, contributing to a substantial 112 mm for the month. The higher humidity of 87% adds a unique chill, making it feel even cooler. For those curious about how these trends align with the overall climate of the region, be sure to check out Santa Clara Climate.