December Weather in Santander, Spain

Last updated: February 6, 2025

Experience the charm of Santander in December, where the coastal city embraces a mild yet dynamic winter climate. With a maximum temperature soaring to 18°C (65°F) and an average hovering around 11°C (52°F), the weather invites both locals and visitors to explore its scenic beauty. However, be prepared for frequent rain, as December sees a substantial precipitation total of 185 mm (7.3 in) across 18 days. The air is often humid, averaging around 85%, lending a crispness that enhances the season's allure. Bundle up and enjoy the unique blend of vibrant atmosphere and refreshing coastal breezes that make December in Santander truly special!

December Temperature in Santander

In Santander, Spain, December brings a gentle transition into winter, with temperatures that hover between a minimum of 5°C (41°F) and a maximum of 18°C (65°F). The average temperature settles around 11°C (52°F), reflecting a mild climate that invites locals and visitors alike to enjoy the festive atmosphere. As the month unfolds, it's evident that Santander's temperatures are on the cooler side compared to the preceding months, yet they remain relatively mild for winter. This pattern of comforting temperatures makes it an ideal time for leisurely strolls along the coast, where the crisp sea air mingles with the comforting warmth of local cafes, showcasing the city's inviting charm even in the heart of winter.

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

The chart illustrates December temperature patterns in Santander, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495152555964686966615552
Data source: Temperature data for Santander 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 Santander

December in Santander marks the culmination of the rainy season, showcasing a notable increase in precipitation with 185 mm (7.3 in) over 18 days of rain. Comparing this to the previous month, the city transitions from November’s 187 mm (7.4 in), indicating that late autumn’s wetness persists well into winter. This consistent precipitation trend, particularly highlighted by December's rainfall, reflects Santander's maritime climate, characterized by relatively moderate temperatures paired with frequent rainfall. As the month closes, residents and visitors alike can expect a festive atmosphere underscored by the sound of rain, a hallmark of this coastal region.

December Precipitation Trends in Santander

The chart displays monthly precipitation patterns in Santander, 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.
JanFebMarAprMayJunJulAugSepOctNovDec119102102848390656699117187185
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Santander

In December, Santander, Spain, experiences a humidity level of 85%, which is consistent with the trend of relatively high humidity throughout the winter months. Following a slight drop to 77% in September, the levels begin to rise again, peaking during the warm summer months of July at 87%. As the seasons shift, December's humidity remains elevated, similar to the conditions seen in January and November, which are characterized by humidity levels around 83-85%. This trend illustrates the city’s coastal climate, where moisture levels are generally higher during the cooler months, providing a refreshing, albeit humid, winter experience.

December Average Humidity in Santander

This chart illustrates the average monthly humidity levels in Santander, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%81%81%83%87%82%77%80%83%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santander

In December, Santander experiences a UV Index of 2, categorizing the exposure as low, which means residents and visitors can enjoy longer outdoor activities with minimal risk of sunburn—around 45 minutes before needing protection. This marks a notable shift from the summer months, where the UV levels soared to a maximum of 10, demanding vigilance and frequent reapplication of sunscreen. As the year winds down, the trend clearly illustrates the seasonal fluctuations in UV exposure, with winter months offering a reprieve from the intense rays of summer. For more detailed insights on UV trends throughout the year, visit Santander UV Index.

Maximum UV Index Levels in Santander for December

The chart shows the monthly maximum UV Index (UVI) for Santander 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.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Santander 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 Santander

December in Santander, Spain, may usher in the chill of winter, but it still boasts a respectable 227 hours of sunshine. As the year draws to a close, this month reflects a gentle decline from the vibrant hours of summer, peaking at 407 in July. The gradual shift from light to dark hours began in the autumn months, with November slipping to 238 hours. However, despite the colder season, December still retains a fair amount of brightness, echoing the sun-kissed days of earlier months, particularly when compared to the 179 hours of sunlight seen in January. This trend illustrates that even in winter, Santander offers a luminous charm that delights both locals and visitors alike.

Monthly Sunshine Duration in Santander: December Highlighted

The December sunshine duration represents the total number of hours Santander 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.
JanFebMarAprMayJunJulAugSepOctNovDec179h245h318h347h387h388h407h384h335h295h238h227h
Data source: Santander December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santander During December

In December, Santander, Spain, witnesses a 39% chance of sunny weather, aligning with the more favorable conditions seen in the summer months like July and August. This notable increase from November’s 21% signifies a trend where late autumn transitions into a brighter winter. While December may not promise endless sunshine, it holds its own amidst the colder season, providing a welcome dose of light as the year draws to a close. As such, visitors can anticipate a mix of seasonal charm and sunnier days, making it an appealing time to explore this picturesque coastal city.

Percentage of Sunny Days in December in Santander

The chart illustrates the percentage of sunny days in Santander 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 Santander experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec23%22%42%33%31%31%39%39%31%38%21%39%
Data source: Santander December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santander in December

As winter settles in, December heralds a significant shift in daylight duration in Santander, Spain, with only 8 hours of daylight to enjoy. This marks the low point of the year, continuing a downward trend from the previous months. Following a gradual increase from 9 hours in January up to a peak of 15 hours during the sun-drenched summer months of June and July, daylight begins to recede, creating a comforting rhythm of seasons. By early autumn, daylight dips to 12 hours in September and down to 10 hours in October, ultimately culminating in the cozy, shorter days of December. This seasonal ebb not only reflects the natural beauty of the region but also invites residents and visitors alike to embrace the warmth of indoor gatherings and festive celebrations during the darkest days of the year.

Average Daylight Hours in Santander for December

The chart illustrates the variation in daylight duration in Santander throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 21m10h 30m11h 57m13h 26m14h 42m15h 20m15h13h 53m12h 27m10h 58m9h 40m8h 59m
Data source: Santander daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Santander

In December, an invigorating shift occurs in Santander, Spain, as the average wind speed rises to 4.6 m/s (10 mph), marking one of the breeziest months of the year. This uptick from the cooler autumn months highlights a seasonal transition, with winds becoming more pronounced and invigorating. Unlike the more subdued breezes of summer, which linger around 3.0 to 3.4 m/s, December’s gusts invigorate the coastal atmosphere, adding a brisk edge to the winter landscape. As the year draws to a close, the heightened winds serve as a reminder of nature's dynamic rhythms and the refreshing essence of the holiday season along the beautiful northern coast of Spain.

Average December Wind Speed in Santander

The chart displays monthly wind speed patterns in Santander, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.23.43.33.43.43.13.03.03.34.04.6 m/s
Data source: Santander December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Santander Compares to Other Months

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

December and January display a notable shift in weather conditions. December tends to be slightly warmer overall, with average temperatures reaching 11°C (52°F) compared to January's average of 9°C (49°F). However, January experiences a lower minimum temperature, dipping to 2°C (35°F) versus December's 5°C (41°F). Precipitation is also less frequent in January, with 119 mm (4.7 in) over 14 days, compared to December's 185 mm (7.3 in) over 18 days. Despite these changes, both months share identical humidity levels at 85%. For a more detailed look at January weather in Santander, visit Santander weather in January.

In comparing the weather of December and February, December tends to be more humid and wetter, with an average temperature of 11°C (52°F) and significant precipitation of 185 mm (7.3 in) over 18 days. In contrast, February sees a slightly lower minimum temperature of 2°C (35°F) but can reach higher maximum temperatures of 23°C (73°F), while experiencing less rainfall at 102 mm (4.0 in) over 13 days. While both months have similar average temperatures, February's drier conditions and warmer highs create a more pleasant climate overall. For more insights on February weather, you can check Santander weather in February.

December and March present distinct yet somewhat mild weather patterns. In December, temperatures range from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), accompanied by considerable precipitation totaling 185 mm (7.3 in) over 18 days and high humidity at 85%. In contrast, March brings cooler nights with a minimum temperature of 0°C (33°F) but a warmer average daytime temperature of 11°C (53°F), peaking at 22°C (73°F). Precipitation in March drops significantly to 102 mm (4.0 in) across 15 days, and humidity levels are slightly lower at 82%. For a more detailed look at the weather specifics in March, visit Santander weather in March.

In comparing December and April weather, December tends to be cooler, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), while April offers milder conditions with temperatures between 4°C (39°F) and 24°C (76°F). December experiences higher precipitation levels, with 185 mm (7.3 in) over 18 days, compared to April's 84 mm (3.3 in) over just 13 days. Humidity levels are slightly higher in December at 85%, whereas April's humidity sits at 81%. For more detailed information, check out Santander weather in April.

December weather in Santander is characterized by cooler temperatures, with a minimum of 5°C (41°F) and an average of 11°C (52°F), reaching a maximum of 18°C (65°F). The month is also quite rainy, receiving 185 mm (7.3 in) of precipitation over 18 days, along with high humidity levels averaging 85%. In contrast, May offers milder conditions, with temperatures ranging from a minimum of 7°C (45°F) and an average of 15°C (59°F) to a maximum of 26°C (79°F). May experiences significantly less rainfall, with only 83 mm (3.3 in) over 14 days and slightly lower humidity at 81%. For a closer look at May's weather, you can visit Santander weather in May.

In December, the weather is generally cooler, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), averaging around 11°C (52°F). The month is relatively wet, featuring 18 days of precipitation that totals 185 mm (7.3 in), along with high humidity levels at 85%. In contrast, June experiences milder conditions, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F) and an average temperature of 18°C (64°F). Precipitation in June is less frequent, with 14 days of rain accumulating to 90 mm (3.6 in) and humidity slightly lower at 83%. For more details on June weather, visit Santander weather in June.

December weather in Santander is characterized by milder temperatures, with lows around 5°C (41°F) and highs reaching up to 18°C (65°F). This month experiences significant rainfall, totaling 185 mm (7.3 inches) over 18 days, combined with high humidity levels at 85%. In contrast, July presents much warmer conditions, featuring minimum temperatures of 14°C (57°F) and maximums peaking at 30°C (86°F), while the overall average hovers around 20°C (68°F). Precipitation in July is notably lower, at just 65 mm (2.6 inches) across 12 days, and humidity remains relatively high at 87%. For further details on July's weather, you can visit Santander weather in July.

December and August present quite contrasting weather conditions. In December, temperatures range from a chilly minimum of 5°C (41°F) to a mild maximum of 18°C (65°F), accompanied by significant precipitation of 185 mm (7.3 in) over 18 days, resulting in high humidity levels of 85%. Conversely, August offers warmer temperatures with a minimum of 14°C (58°F) and a maximum of 30°C (86°F), showcasing an average temperature of 21°C (69°F). The month is much drier, with only 65 mm (2.6 in) of precipitation over 10 days and a slightly lower humidity of 82%. For more details, check out Santander weather in August.

December and September present contrasting weather conditions. In December, temperatures range from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), with an average of 11°C (52°F). The month experiences significant precipitation, totaling 185 mm (7.3 in) over 18 days and high humidity at 85%. In contrast, September enjoys milder temperatures, ranging from a minimum of 11°C (53°F) to a maximum of 30°C (87°F), with an average of 19°C (67°F). It also has considerably less rainfall, with 99 mm (3.9 in) spread over just 11 days, and a lower humidity level of 77%. For a detailed look at the specifics, you can visit Santander weather in September.

December weather is typically cooler and wetter than October, with average temperatures ranging from a minimum of 5°C (41°F) to a maximum of 18°C (65°F), compared to October's more moderate range of 7°C (45°F) to 27°C (81°F). While October enjoys a drier climate with only 117 mm (4.6 in) of precipitation over 12 days, December is marked by increased rainfall of 185 mm (7.3 in) spread across 18 days. Additionally, humidity levels are slightly higher in December at 85%, compared to 80% in October, making the air feel more humid and damp. For more detailed insights, you can explore Santander weather in October.

In comparing the weather between December and November, December experiences slightly cooler temperatures with a minimum of 5°C (41°F) and an average of 11°C (52°F), while November has milder conditions with a minimum of 6°C (44°F) and an average of 13°C (55°F). The maximum temperatures also show a notable difference, as December reaches a maximum of 18°C (65°F) compared to November's warmer peak of 23°C (74°F).

Precipitation levels are similar, with December receiving 185 mm (7.3 in) over 18 days and November receiving slightly more at 187 mm (7.4 in) over 16 days. Humidity levels are relatively consistent, with December recording 85% and November at 83%. For more detailed insights on November weather, you can check this link: Santander weather in November.

Compare Santander's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Santander

As December rolls in, Santander transforms into a cooler coastal haven, contrasted by the milder temperatures of earlier months. With an average temperature hovering around a crisp 11°C, and the likelihood of rain creeping in on nearly 18 days, the city's weather is characterized by its increased humidity at 85%. This month signifies a shift, welcoming the chill of winter while still offering a brief respite with occasional milder days. So, if you're planning a visit, be prepared for a blend of overcast skies and rain, making it a perfect time to explore Santander's cozy cafés and stunning views. For more detailed insights, check out Santander Climate.