December Weather in Santa Cruz, Portugal

Last updated: February 24, 2025

Experience the charm of Santa Cruz, Portugal in December, where the climate offers a mild escape from the winter chill. With average temperatures hovering around 17°C (63°F), reaching a pleasant maximum of 20°C (69°F) and dipping to a cozy minimum of 12°C (53°F), visitors can enjoy outdoor activities amid the refreshing sea breeze. While precipitation is common, with 62 mm (2.4 in) spread across 13 days, the lush scenery is well worth the occasional shower. Coupled with a humidity level of 75%, this month brings a unique coastal allure, perfect for those seeking a tranquil getaway.

December Temperature in Santa Cruz

In December, Santa Cruz, Portugal, experiences a mild winter, with temperatures gently transitioning from the warmer months. The minimum temperature hovers around 12°C (53°F), while the average settles at a comfortable 17°C (63°F), reaching a pleasant maximum of 20°C (69°F). This gradual cooling from the balmy autumn months is indicative of the region's temperate climate, making December an inviting time to explore the picturesque coastal landscapes. With these moderate temperatures, visitors can enjoy the fresh air and festive atmosphere without the chill often found in other European destinations during this season.

December Weather in Santa Cruz: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santa Cruz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec606060616366697170686562
Data source: Temperature data for Santa Cruz 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 Santa Cruz

As December arrives in Santa Cruz, Portugal, the landscape becomes increasingly lush and vibrant, influenced by 62 mm (2.4 in) of rainfall over an average of 13 days. This month marks a notable uptick in precipitation, following the trend set by November, which itself saw 61 mm of rain across 15 days. Compared to the drier months of summer, where rainfall dipped to as low as 12 mm in July, December’s moisture is crucial for nurturing the region's flora and replenishing local water sources. As the year closes, the wetter conditions provide a refreshing contrast to the drier spells earlier in the year, showcasing the dynamic weather patterns of this charming coastal area.

December Precipitation Trends in Santa Cruz

The chart displays monthly precipitation patterns in Santa Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec435449471833131322546162
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santa Cruz

In Santa Cruz, Portugal, December marks the return to a more moderate humidity level of 75%, resembling the earlier months of the year. Observing the humidity trends, we see a gradual rise from 75% in January and February to a peak of 83% during the summer months of July and August. Following this summer high, humidity begins to wane, dropping slightly to 80% in October and stabilizing at 75% in November and December. This pattern reflects a clear seasonal cycle, with warmth contributing to increased moisture in the air during the summer, while the cooler winter months usher in a return to drier conditions. Thus, December offers a refreshing reprieve, making it an inviting time to explore the coastal beauty of Santa Cruz.

December Average Humidity in Santa Cruz

This chart illustrates the average monthly humidity levels in Santa Cruz, 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%75%78%78%77%80%83%83%81%80%75%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santa Cruz

In December, Santa Cruz, Portugal experiences a moderate UV Index of 4, indicating a drop in sun intensity compared to the previous months. With a burn time of 30 minutes, this month allows for slightly longer outdoor exposure before seeking shade, making it a great time for outdoor activities without the extreme risks posed in the peak summer months. Notably, the trend reveals a gradual decrease in UV levels from the extreme highs of summer, which peak at 11 from May through August, to the more manageable levels seen in winter. As the year winds down, those enjoying Santa Cruz’s winter sunshine should remain mindful of UV exposure. For detailed information on monthly variations, visit the complete guide at Santa Cruz UV Index.

Maximum UV Index Levels in Santa Cruz for December

The chart shows the monthly maximum UV Index (UVI) for Santa Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Santa Cruz 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 Santa Cruz

Nestled along the stunning Portuguese coast, December in Santa Cruz offers a tranquil interlude to the year, basking in 246 hours of sunshine. While this month sees a slight dip in sunlight compared to the vibrant peaks of summer—with July and June boasting an impressive 388 and 376 hours respectively—it remains a welcoming escape from the gloomier winter months elsewhere. As the days grow shorter, the sunlight in Santa Cruz still invites visitors to enjoy its beautiful landscapes and mild temperatures, making December a serene time for exploration and reflection. With winter sun trailing off gently after the initial festive cheer, Santa Cruz stands as a reminder that vibrant experiences can still shine brightly in the cooler months.

Monthly Sunshine Duration in Santa Cruz: December Highlighted

The December sunshine duration represents the total number of hours Santa Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h246h301h352h373h376h388h380h339h320h260h246h
Data source: Santa Cruz December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Cruz During December

In Santa Cruz, Portugal, the likelihood of sunny weather during December is relatively low, with only a 31% chance of sunshine. This figure aligns with the generally cooler and cloudier conditions typical of late autumn. As the year progresses, a noticeable increase in sunny days is observed, peaking in the peak summer months of July and August, when the chance of sunshine rises to 48% and 58%, respectively. This trend highlights the seasonal shift in weather patterns; while December might not favor sun seekers, the following months offer a substantial increase in sunshine, making Santa Cruz a more inviting retreat as the year unfolds.

Percentage of Sunny Days in December in Santa Cruz

The chart illustrates the percentage of sunny days in Santa Cruz 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 Santa Cruz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%47%41%43%40%42%48%58%49%47%37%31%
Data source: Santa Cruz December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Cruz in December

In Santa Cruz, Portugal, daylight duration experiences a gentle ebb and flow throughout the year. Starting in December, the sun graces the skies for a modest 10 hours, matching the shorter days of November. As winter gives way to spring, daylight gradually extends, peaking at 14 hours in June and July, the height of summer. From there, a slow decline into autumn sets in, with daylight dipping back to 11 hours by October. This cyclical pattern highlights not only the seasonal transition but also the allure of longer daylight hours that invite exploration and enjoyment of the stunning coastal landscape as the year unfolds.

Average Daylight Hours in Santa Cruz for December

The chart illustrates the variation in daylight duration in Santa Cruz throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 15m11h11h 59m13h13h 50m14h 15m14h 2m13h 17m12h 19m11h 19m10h 27m10h 1m
Data source: Santa Cruz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Santa Cruz

As December sweeps into Santa Cruz, Portugal, the winds begin to pick up, bringing an average speed of 4.6 m/s (10 mph). This late autumn breeze is a subtle crescendo, following a series of relatively stable wind patterns throughout the year. After fluctuating between 3.3 m/s in April and peaking at 4.9 m/s in July, the wind speeds settle into a range that is both refreshing and invigorating for residents and visitors alike. Interestingly, December reveals a slight increase from the 4.5 m/s experienced in November, hinting at a lively end to the year. Overall, the consistent breezes in Santa Cruz create an enchanting atmosphere, blending the charm of the coastal landscape with the exhilarating embrace of the wind.

Average December Wind Speed in Santa Cruz

The chart displays monthly wind speed patterns in Santa Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.74.83.34.84.74.93.83.93.84.54.6 m/s
Data source: Santa Cruz December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Santa Cruz Compares to Other Months

The weather in Santa Cruz 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 Cruz and find detailed weather information for every month.

In December, the weather in Santa Cruz is generally mild, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (69°F) and an average of 17°C (63°F). This month also experiences a higher level of rainfall, totaling 62 mm (2.4 in) over 13 days. In contrast, January offers slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 21°C (70°F), averaging around 16°C (61°F). Precipitation decreases in January to 42 mm (1.7 in) over just 7 days, while humidity remains consistent at 75%. For more specific details, check out Santa Cruz weather in January.

December and February in Santa Cruz exhibit fairly similar weather patterns, though there are some notable differences. In December, temperatures range from a minimum of 12°C (53°F) to a maximum of 20°C (69°F), with an average temperature of 17°C (63°F). The month experiences about 62 mm (2.4 in) of rainfall across 13 days, coupled with a humidity level of 75%. In contrast, February sees slightly cooler averages, with temperatures ranging from 11°C (52°F) to 21°C (69°F) and an average of 15°C (60°F). While February has less precipitation at 54 mm (2.1 in) over 9 days, it maintains the same humidity level of 75%. For a more detailed look at the conditions, check out Santa Cruz weather in February.

In December, the weather in Santa Cruz features mild temperatures, with minimums around 12°C (53°F) and average highs reaching 20°C (69°F). This month sees approximately 62 mm (2.4 in) of rainfall spread over 13 days, resulting in a relatively humid atmosphere with humidity levels around 75%.

In contrast, March offers slightly cooler temperatures, with a minimum of 10°C (50°F) and an average maximum of 22°C (71°F). Precipitation is lower at 49 mm (1.9 in) over 10 days, contributing to a slightly higher humidity level of 78%. For more details on March weather, you can check Santa Cruz weather in March. Overall, while both months are mild, December tends to be wetter, whereas March brings a bit more warmth and slightly drier conditions.

In December, the weather features mild temperatures with a minimum of 12°C (53°F) and an average of 17°C (63°F), reaching a maximum of 20°C (69°F). This month experiences slightly higher precipitation of 62 mm (2.4 in) over about 13 days and maintains a humidity level of 75%. In contrast, April offers similar minimum temperatures at 12°C (55°F) but presents a slightly lower average of 16°C (61°F) and a maximum of 21°C (70°F). Precipitation decreases to 47 mm (1.8 in) across 8 days, with a slight rise in humidity to 78%. For more detailed information, you can check Santa Cruz weather in April.

In December, the weather is mild with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (69°F), accompanied by an average temperature of 17°C (63°F). This month experiences more precipitation, with 62 mm (2.4 in) over 13 days, and humidity levels around 75%. In contrast, May presents slightly warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 22°C (73°F), while also averaging 17°C (63°F). Rainfall is significantly less in May, totaling 18 mm (0.7 in) over just 6 days and a slightly higher humidity of 77%. For more details on the weather in May, check out the link: Santa Cruz weather in May.

In December, Santa Cruz experiences mild temperatures with a minimum of 12°C (53°F) and an average of 17°C (63°F), peaking at 20°C (69°F). The month sees more rain, with a total precipitation of 62 mm (2.4 in) over 13 days, resulting in a humidity level of 75%. In contrast, June brings slightly warmer weather, with minimum temperatures of 15°C (59°F), an average of 19°C (66°F), and a maximum of 23°C (73°F). It is also considerably drier, with just 33 mm (1.3 in) of precipitation over 6 days and a slightly higher humidity of 80%. For a more detailed view of the weather patterns, you can check Santa Cruz weather in June.

In December, the weather in Santa Cruz is characterized by milder temperatures, with a minimum of 12°C (53°F) and an average high of 20°C (69°F). This month experiences more precipitation, with 62 mm (2.4 in) spread over approximately 13 days, resulting in a humidity level of 75%. In contrast, July brings warmer temperatures, with a minimum of 18°C (65°F) and an average maximum of 24°C (76°F). Rainfall is scarce during this summer month, totaling just 12 mm (0.5 in) over 2 days, while humidity rises slightly to 83%. For a detailed look at July weather specifics, check out Santa Cruz weather in July.

December and August present contrasting weather experiences. In December, temperatures range from a mild 12°C (53°F) at night to a comfortable average of 17°C (63°F) during the day, peaking at around 20°C (69°F). The month is comparatively wetter, with 62 mm (2.4 in) of precipitation spread across 13 days, contributing to a humidity level of 75%. In contrast, August offers a warmer climate with a minimum temperature of 18°C (65°F) and an average of 21°C (71°F), reaching a maximum of 25°C (78°F). Rainfall is minimal at only 13 mm (0.5 in) over just 4 days, and humidity increases slightly to 83%. For more detailed insights, you can view Santa Cruz weather in August.

When comparing the weather in December to that of September, several distinct differences emerge. December experiences cooler temperatures, with a minimum of 12°C (53°F) and an average of 17°C (63°F), while September boasts warmer conditions, with a minimum of 19°C (66°F) and an average of 21°C (71°F). Additionally, September tends to be drier, receiving only 22 mm (0.9 in) of precipitation over 8 days, compared to December's 62 mm (2.4 in) spread over 13 days. Humidity levels are slightly higher in September at 81%, compared to 75% in December. For a closer look at September's weather patterns, you can check Santa Cruz weather in September.

In comparing December and October weather, December experiences cooler temperatures with a minimum of 12°C (53°F) and an average of 17°C (63°F), while October starts warmer with a minimum of 16°C (62°F) and an average of 20°C (69°F). The maximum temperature in December reaches 20°C (69°F), significantly lower than October's peak of 26°C (78°F). Precipitation is slightly higher in December, totaling 62 mm (2.4 in) over 13 days compared to October's 54 mm (2.1 in) across 10 days, and the humidity is consistently high, hovering around 75% in December and 80% in October. For more details on October weather, you can visit Santa Cruz weather in October.

In December, the weather in Santa Cruz sees a slight drop in average temperatures, with highs reaching 20°C (69°F) compared to November's maximum of 24°C (75°F). Both months experience similar levels of precipitation, with December receiving 62 mm (2.4 in) over 13 days, just one day less than November's 15 days of precipitation. Humidity remains consistent at 75% for both months. For a more detailed look at the weather in November, check out Santa Cruz weather in November.

Compare Santa Cruz's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Santa Cruz

In December, Santa Cruz experiences a notable shift as temperatures trend cooler compared to the milder months preceding it. With an average temperature of around 17°C (63°F), the weather invites visitors to enjoy the crisp air and festive atmosphere. Precipitation becomes more frequent, with an increase in rainy days that underscore the season's transition, contributing to a robust humidity level of 75%. This contrasts sharply with the sunnier, drier months, making December a unique time to experience the charm and vibrancy of the area. For those keen on exploring more about the seasonal shifts, details are available at Santa Cruz Climate.