December Weather in Vina del Mar, Chile

Last updated: August 21, 2025

December in Vina del Mar, Chile ushers in a delightful summer ambiance, characterized by mild temperatures that range from a maximum of 23°C (74°F) to a comfortable average of 16°C (61°F), with nighttime lows dipping to a pleasant 10°C (50°F). Remarkably, this month enjoys zero days of rainfall, resulting in a mere 2 mm (0.1 in) of precipitation, contributing to the region's dry yet inviting climate. With humidity levels around 39%, outdoor activities are exceptionally enjoyable, making December an ideal time for visitors to explore the beautiful coastal city and embrace its vibrant atmosphere.

December Temperature in Vina del Mar

In Vina del Mar, Chile, December marks the transition into summer, showcasing mild and pleasant temperatures perfect for beachgoers. With minimums around 10°C (50°F) and averages settling at 16°C (61°F), the weather is quite inviting. The maximum temperatures reach up to 23°C (74°F), making it ideal for outdoor activities and exploration. Compared to the preceding months, December reflects a slight warming trend, with temperatures progressively rising from the cooler autumn days of November. Overall, this month embodies a charming blend of comfortable warmth and refreshing coastal breezes, setting the stage for a delightful summer experience.

December Weather in Vina del Mar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Vina del Mar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vina del Mar, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec636361575552515254555961
Data source: Temperature data for Vina del Mar generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Vina del Mar

In Vina del Mar, Chile, December typically ushers in the summer season with a strikingly dry spell, as evidenced by the minimal precipitation of just 2 mm (0.1 in) and no recorded rainfall days this month. This trend aligns with the overall climatic pattern for the region, where precipitation reaches its peak from June to August, showcasing a significant dip in the warmer months. As the end of the year approaches, residents and visitors alike can enjoy clear skies and sunny days, making December one of the driest months in the annual cycle, presenting a perfect opportunity for outdoor activities and festivities in this beautiful coastal city.

December Precipitation Trends in Vina del Mar

The chart displays monthly precipitation patterns in Vina del Mar, 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. In Vina del Mar, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec653841944131121132
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vina del Mar

In Vina del Mar, Chile, December welcomes the onset of summer with a notably low humidity level of 39%, making it one of the driest months of the year. This dip contrasts sharply with the mid-year peak reached in July at 75%, showcasing a clear trend towards lower humidity as the seasons transition. As autumn settles in, humidity begins to climb, peaking at 64% in May before gradually decreasing through the warmer months. The month of December stands out as a refreshing reprieve, highlighting the city's relatively dry climate just as the more humid winter months draw near. This cyclical shift offers a unique blend of coastal comfort and seasonal diversity, enriching the experience for both residents and visitors.

December Average Humidity in Vina del Mar

This chart illustrates the average monthly humidity levels in Vina del Mar, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Vina del Mar is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%46%52%64%71%75%73%56%61%52%39%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vina del Mar

In December, Vina del Mar, Chile, experiences a dramatic peak in UV exposure, with a UV Index soaring to 14, categorizing it as extreme. This means that sun protection is critical, as the risk of harm from unprotected sun exposure is significantly high, allowing only a brief 10-minute burn time. Following a trend from the previous months, where indices were equally severe in January (14) and November (12), December heralds the return of intense summer sun. As the region transitions into the warmer season, ensuring proper sun safety measures is essential for both locals and visitors alike. For more detailed information on UV levels throughout the year, check Vina del Mar UV Index.

Maximum UV Index Levels in Vina del Mar for December

The chart shows the monthly maximum UV Index (UVI) for Vina del Mar 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. In December, the maximum UV index in Vina del Mar typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141211854468111214
Data source: Vina del Mar 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 Vina del Mar

December in Vina del Mar, Chile, ushers in delightful warmth, boasting an impressive 401 hours of sunshine—a notable peak for the year. This vibrant month stands in contrast to the earlier winter months, where sunshine hours dipped significantly, with June and July recording their lowest. However, as spring progressed into late summer, the sun's embrace grew stronger, culminating in December's radiant glow. This upward trend from September’s 315 hours through to December highlights Vina del Mar as a sun-kissed paradise, making it the perfect destination for those seeking a blissful escape as the year closes.

Monthly Sunshine Duration in Vina del Mar: December Highlighted

The December sunshine duration represents the total number of hours Vina del Mar 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.
JanFebMarAprMayJunJulAugSepOctNovDec321h342h353h303h264h236h268h296h315h363h378h401h
Data source: Vina del Mar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vina del Mar During December

In Vina del Mar, December marks a delightful transition as the sunny weather remains prevalent, boasting a 71% chance of sunshine. This is a slight dip from the sunny heights of November's 74%, yet it still reflects a vibrant trend of warmth and brightness as the region heads into summer. As the year wanes, the likelihood of clear, sunny skies generally rests comfortably above 70% from October through March, with only May and June experiencing noticeably lower probabilities. This pattern suggests that while December might bring occasional clouds, residents and visitors can still expect plenty of sunny days to enjoy the stunning coastal scenery.

Percentage of Sunny Days in December in Vina del Mar

The chart illustrates the percentage of sunny days in Vina del Mar 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 Vina del Mar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%69%72%70%56%48%65%51%69%80%74%71%
Data source: Vina del Mar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vina del Mar in December

In December, Vina del Mar, Chile, enjoys a splendid 14 hours of daylight, mirroring the brightness of January. As the year draws to a close, the daylight duration remains at its peak, creating the perfect backdrop for outdoor activities and celebrations. This vibrant month follows a gentle tapering from the lengthy summer days, which begin from February and gradually decrease through the fall, reaching 10 hours by May. Interestingly, daylight hours begin to rebound in the midst of winter, with July and August stabilizing around 10 hours before the cycle continues upward again in spring. Thus, December stands as a shining testament to Vina del Mar's unique climatic rhythm, offering locals and visitors alike brilliant skies to bask in during the festive season.

Average Daylight Hours in Vina del Mar for December

The chart illustrates the variation in daylight duration in Vina del Mar throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 1m13h 14m12h 14m11h 13m10h 23m9h 59m10h 12m10h 56m11h 54m12h 55m13h 49m14h 16m
Data source: Vina del Mar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Vina del Mar

As December settles in Vina del Mar, the gentle breezes continue to wrap the coastal city in a refreshing embrace, showcasing an average wind speed of 3.3 m/s (7 mph). This month's winds are slightly stronger than the preceding months, reflecting a mild uptick from the more subdued autumn breezes of October and November. The transition into summer brings a welcome consistency, with wind speeds remaining relatively stable throughout the year, generally hovering around 3.0 to 3.9 m/s in the last few months. As the year winds down, residents and visitors alike can enjoy the invigorating coastal air, setting a vibrant backdrop for the festive season in this picturesque Chilean paradise.

Average December Wind Speed in Vina del Mar

The chart displays monthly wind speed patterns in Vina del Mar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.92.83.03.23.23.22.93.73.93.73.3 m/s
Data source: Vina del Mar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Vina del Mar Compares to Other Months

Weather in Vina del Mar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Vina del Mar, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, the weather features mild temperatures ranging from a minimum of 10°C (50°F) to a maximum of 23°C (74°F), with an average of 16°C (61°F). The month is relatively dry, with only 2 mm (0.1 in) of precipitation and no rain days, accompanied by a humidity level of 39%. In contrast, January sees a slight increase in warmth, with temperatures ranging from 10°C (51°F) to 26°C (78°F) and an average of 17°C (63°F). This month also receives a bit more precipitation, totaling 5 mm (0.2 in) while maintaining no rain days, and the humidity rises slightly to 41%. For a detailed look at the weather in January, visit Vina del Mar weather in January.

In comparing the weather between December and February, we notice a slight increase in temperature and humidity. December features a minimum of 10°C (50°F) with an average of 16°C (61°F) and a maximum of 23°C (74°F), all while experiencing minimal precipitation of just 2 mm (0.1 in) and no rainy days. In contrast, February sees a slightly warmer climate, where temperatures range from a minimum of 12°C (53°F) to an average of 17°C (63°F) and a maximum of 24°C (75°F). Precipitation also increases slightly to 5 mm (0.2 in), yet rainfall remains absent for the month. The humidity rises only slightly to 41% in February. For more detailed information, you can check out Vina del Mar weather in February.

In December, the weather is generally mild with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 23°C (74°F), accompanied by very low precipitation of just 2 mm (0.1 in) over the month. Humidity is relatively low at 39%, creating a pleasant atmosphere. In contrast, March exhibits slightly cooler temperatures with a minimum of 9°C (48°F) and a maximum of 24°C (75°F). Although the average temperature remains the same at 16°C (61°F), March experiences a bit more humidity at 46% and slightly higher precipitation of 3 mm (0.1 in). For more detailed information, you can visit Vina del Mar weather in March.

In December, the weather is generally warmer and drier, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 23°C (74°F) and only 2 mm (0.1 in) of precipitation over the course of the month. The humidity levels are relatively low at 39%. In contrast, April experiences slightly cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 21°C (71°F). The month is also wetter, receiving 8 mm (0.3 in) of precipitation on about one day, along with higher humidity at 52%. For more detailed insights, check out Vina del Mar weather in April.

December and May in Vina del Mar present contrasting weather experiences. In December, temperatures are comfortably warm, with lows at 10°C (50°F) and highs reaching up to 23°C (74°F), accompanied by minimal precipitation and low humidity at 39%. In contrast, May experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of 13°C (55°F), along with increased rainfall of 41 mm (1.6 in) over three days, leading to a higher humidity level of 64%. These differences highlight the shift from the dryness of late spring to the wetter and cooler conditions of early winter. For more details on how the weather shapes up in this month, check out Vina del Mar weather in May.

December and June present contrasting weather patterns. In December, temperatures range from a mild 10°C (50°F) to a pleasant maximum of 23°C (74°F), with minimal precipitation of just 2 mm and low humidity at 39%. This dry and warm climate makes December an ideal time for outdoor activities. In contrast, June experiences cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 20°C (68°F). Additionally, it is much wetter, receiving 93 mm of rainfall over about seven days, and the humidity rises significantly to 71%. This shift to a wetter and cooler season is noted in more detail here: Vina del Mar weather in June. Overall, December's clear and warm weather starkly contrasts with June's cooler, wetter conditions.

December weather is significantly warmer and drier compared to July. In December, temperatures range from a mild 10°C (50°F) at night to a pleasant average of 16°C (61°F), peaking at 23°C (74°F) during the day. The month experiences minimal rainfall, averaging just 2 mm (0.1 inches) and with no rainy days, while humidity remains at a comfortable 39%. In contrast, July sees cooler temperatures, with nightly lows of 3°C (38°F) and a daytime max of 21°C (70°F), alongside considerably higher humidity at 75%. Precipitation is also more frequent, with about 40 mm (1.6 inches) falling over three days. This stark difference highlights the contrasting seasonal climates in the region. For more detailed insights, check out Vina del Mar weather in July.

December and August present contrasting weather patterns. In December, temperatures are generally warmer, with minimums around 10°C (50°F) and average highs reaching 23°C (74°F). The month is characterized by almost no precipitation, with just 2 mm (0.1 in) recorded across the entire month and humidity levels at a comfortable 39%. In stark contrast, August experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of only 11°C (52°F). This month also sees significantly more precipitation, totaling 31 mm (1.2 in) over three days, coupled with increased humidity levels at 73%. For a deeper look at the specific weather conditions in August, visit Vina del Mar weather in August.

In December, the weather tends to be warmer and drier compared to September. With minimum temperatures of 10°C (50°F) and averages reaching up to 16°C (61°F), December enjoys a pleasant climate and only experiences 2 mm (0.1 in) of precipitation over the course of the month, making it ideal for outdoor activities. In contrast, September's temperatures are slightly cooler, with lows of 6°C (43°F) and an average of 12°C (54°F), accompanied by more humidity at 56% and a total precipitation of 12 mm (0.5 in) on one day. For more specific details on the weather during September, you can check Vina del Mar weather in September.

December's weather is notably warmer than October's, with average temperatures reaching 16°C (61°F) compared to October's 13°C (56°F). Both months experience the same maximum temperature of 23°C (74°F), but December features a higher minimum of 10°C (50°F) versus October's 5°C (42°F). Additionally, December boasts much lower precipitation, with only 2 mm (0.1 in) over no days, while October receives 11 mm (0.4 in) across a single day of rain. Humidity levels also differ significantly, standing at 39% in December compared to a more humid 61% in October. For more information, you can check Vina del Mar weather in October.

In December, the weather becomes slightly warmer compared to November, with an average temperature of 16°C (61°F) and a maximum of 23°C (74°F). While November sees a minimum temperature of 8°C (47°F), December's minimum is a bit higher at 10°C (50°F). Both months experience minimal precipitation, but December has slightly less at just 2 mm (0.1 in) compared to November's 3 mm (0.1 in), and both months enjoy dry days with no recorded rainfall. Notably, December has a lower humidity level at 39%, contrasted with November's 52%. For more details on November’s weather patterns, you can check Vina del Mar weather in November.

Compare Vina del Mar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Vina del Mar

As December unfolds in Vina del Mar, residents and visitors alike experience a delightful transition into summer. This month stands out with its pleasantly warm temperatures and significantly low humidity, offering a refreshing escape from the chill of previous months. With minimal precipitation, the sun-soaked days invite outdoor adventures, making December a prime time for beach outings and leisurely strolls along the coastline. Unlike the wetter months that precede it, December boasts a dry climate that enhances the vibrant atmosphere of this coastal gem. For a comprehensive look at the climate patterns throughout the year, visit Vina del Mar Climate.