December Weather in Cachi, Argentina

Last updated: August 21, 2025

In Cachi, Argentina, December brings a delightful mix of warm and cool weather, with maximum temperatures reaching 24°C (76°F) and an average of 10°C (50°F). However, nights can be quite chilly, with minimum temperatures dipping to 1°C (33°F). This month is characterized by significant precipitation, accumulating to 163 mm (6.4 in) over approximately 26 days. The air remains humid at around 77%, creating a refreshing atmosphere despite the frequent rain. Visitors can expect a unique blend of scenic beauty and a vibrant climate that perfectly captures the essence of summer in the Argentine Andes.

December Temperature in Cachi

In Cachi, Argentina, December marks a delightful transition as temperatures begin to warm up, with minimums rising to around 1°C (33°F) and average daily highs reaching a pleasant 24°C (76°F). This gradual shift indicates the onset of summer, inviting visitors to enjoy the region's stunning natural beauty under generally sunny skies. Compared to the preceding months, December's climate is significantly milder, showcasing a clear upward trend in warmth that contrasts with the frigid temperatures of winter. With average lows remaining stable at around 10°C (50°F), Cachi provides an ideal setting for outdoor activities, allowing both locals and tourists to embrace the festive spirit of the season in this picturesque setting.

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

The chart illustrates December temperature patterns in Cachi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cachi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec504847464137383945494949
Data source: Temperature data for Cachi 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 Cachi

In Cachi, Argentina, December marks a notable climax in the wet season, where precipitation averages 163 mm (6.4 in) over 26 days of rain. This surge follows the trend established in previous months, featuring high moisture levels that peak in January and February. Compared to the relatively dry months of May and June, December’s rainfall is significantly higher, setting the stage for lush landscapes. The consistent arrival of rain during this month highlights a transition from the dwindling days of November, which saw 90 mm of precipitation, to a robust December that not only sustains the atmosphere's humidity but also nourishes the thriving ecosystems of Cachi. As the year draws to a close, the plentiful rainfall reaffirms Cachi's characteristic climate, balancing the vibrant intensity of summer with a rich tapestry of natural beauty.

December Precipitation Trends in Cachi

The chart displays monthly precipitation patterns in Cachi, 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 Cachi, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1681671104910525103090163
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cachi

In Cachi, Argentina, December experiences a notable rise in humidity, averaging around 77%. This increase follows a gradual decline from the peak levels seen in the earlier months, where humidity reaches its zenith in March at 88%. As the year transitions from the oppressive humidity of summer, which hovers above 80% in January and February, December finds a balance, allowing for a more pleasant atmosphere. Compared to the drier winter months of June and July, where humidity dips to as low as 44%, December’s levels signify a move towards the warm and humid conditions typical of the region's summer. This trend showcases the distinctive seasonal shifts that influence both weather and lifestyle in this picturesque part of Argentina.

December Average Humidity in Cachi

This chart illustrates the average monthly humidity levels in Cachi, 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 Cachi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%87%88%85%74%56%47%44%57%55%70%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cachi

In Cachi, Argentina, December brings the highest UV Index of the year at a staggering 20, pushing the exposure category into the extreme range. This stark increase from November’s 18 indicates a growing intensity in solar radiation as summer approaches. With a rapid burn time of just 10 minutes, individuals should take extra precautions when enjoying outdoor activities. Notably, December is part of a trend where UV levels remain notably high throughout the year, especially during the peak months from November to March. As illustrated, exposure categories frequently remain in the extreme range, reinforcing the need for sun protection. For a detailed look at other months, visit Cachi UV Index.

Maximum UV Index Levels in Cachi for December

The chart shows the monthly maximum UV Index (UVI) for Cachi 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 Cachi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1919171410791114171820
Data source: Cachi 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 Cachi

Cachi, Argentina, enjoys a remarkable display of sunlight throughout the year, with each month offering its own unique glow. December, with 379 hours of sunshine, encapsulates the warm embrace of summer, sitting just behind the sun-drenched peaks of October and November. As the year winds down, days in December are bright and inviting, reflecting an upward trend in sunshine hours as the calendar shifts toward the new year. After peaking in together, the summer months of January and February take the crown with 293 and 315 hours, respectively, but December holds its ground in the sunlit narrative of Cachi. This trend of abundant sunshine fosters an ideal atmosphere for exploring the stunning landscapes and vibrant culture of this charming Argentine town, making it a perfect destination for those seeking a blend of warmth and adventure.

Monthly Sunshine Duration in Cachi: December Highlighted

The December sunshine duration represents the total number of hours Cachi 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.
JanFebMarAprMayJunJulAugSepOctNovDec293h315h354h333h330h308h325h345h348h381h382h379h
Data source: Cachi December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cachi During December

In Cachi, Argentina, the likelihood of sunny weather sees a noticeable decline in December, with only a 30% chance of sun. This marks a shift from the preceding months, where a gradual increase in sunshine is observed, peaking at 91% in June. The summer months of January and February experience slightly higher odds of sunshine, but overall, December tends to signal the end of a mostly bright period, providing a contrast to the lush, sun-kissed months that lead into it. As the year winds down, travelers and locals alike may want to prepare for more variable weather, embracing the seasonal transition that December brings.

Percentage of Sunny Days in December in Cachi

The chart illustrates the percentage of sunny days in Cachi 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 Cachi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%33%40%58%81%91%78%89%85%80%61%30%
Data source: Cachi December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cachi in December

In Cachi, Argentina, daylight duration experiences a rhythmic ebb and flow throughout the year, peaking beautifully in the summer months. December showcases this seasonal brilliance, as it aligns with January and November, boasting 13 hours of daylight that invites exploration and adventure. Following a gradual decline from the plentiful daylight of the early months, March sees a slight dip to 12 hours, which continues to fall to 11 hours by April. The trend stabilizes through the cooler winter months of May to July, where daylight remains consistent at 10 hours. As spring returns, daylight begins to gradually extend again, with August and September each enjoying 11 hours, before rising once more to 12 hours in October. This pattern not only accentuates the region's vibrant natural landscape but also highlights the distinct seasonal transitions characteristic of Cachi.

Average Daylight Hours in Cachi for December

The chart illustrates the variation in daylight duration in Cachi throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 28m12h 54m12h 11m11h 27m10h 52m10h 35m10h 44m11h 15m11h 57m12h 41m13h 19m13h 39m
Data source: Cachi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Cachi

In Cachi, Argentina, the winds in December are gentle, with an average speed of 1.5 m/s (3 mph), mirroring the calm of the preceding months. As we transition from the earlier year, the wind patterns reveal a notable trend: starting from the serene breezes of January to March, which linger around 1.4 m/s (3 mph), a gradual increase begins in May. By August, the winds peak at 2.5 m/s (6 mph), offering a refreshing contrast to the summer heat. However, as the year winds down and December arrives, the breeze softens once again, bringing a sense of tranquility and providing a delightful backdrop to the stunning landscapes of this charming region.

Average December Wind Speed in Cachi

The chart displays monthly wind speed patterns in Cachi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.41.62.42.42.42.52.42.41.61.5 m/s
Data source: Cachi December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Cachi Compares to Other Months

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

In December, temperatures in Cachi range from a minimum of 1°C (33°F) to a maximum of 24°C (76°F), with an average temperature of 10°C (50°F). The month sees substantial rainfall, totaling 163 mm (6.4 in) over 26 days, and humidity levels are around 77%. In contrast, January's weather presents a slight dip in high temperatures, peaking at 22°C (72°F), while the average remains consistent at 10°C (50°F). Notably, January experiences lower minimum temperatures, dropping to -1°C (31°F), alongside slightly increased precipitation of 168 mm (6.6 in) across 22 days, and higher humidity at 84%. For a detailed look into the conditions, you can visit Cachi weather in January.

When comparing the weather in December and February, we see notable differences in temperature and humidity. December boasts a milder temperature range with minimums of 1°C (33°F) and maximums reaching 24°C (76°F), while February experiences slightly cooler conditions with lows of -2°C (29°F) and highs of 21°C (70°F). Additionally, December has an average temperature of 10°C (50°F), compared to February's average of 9°C (49°F). Precipitation levels are similar, with December receiving 163 mm (6.4 in) over 26 days and February slightly higher at 167 mm (6.6 in) over 24 days. However, February tends to be more humid, with humidity levels at 87% compared to December’s 77%. For more detailed information, you can check Cachi weather in February.

When comparing December and March weather, several notable differences emerge. December typically sees milder temperatures, with minimums around 1°C (33°F) and maximums reaching up to 24°C (76°F), while March experiences cooler nights, with minimums dropping to -2°C (28°F). The precipitation levels also vary, with December receiving more rainfall at 163 mm (6.4 in) over 26 days, compared to March's 110 mm (4.3 in) over 22 days. Additionally, March is characterized by higher humidity levels at 88%, compared to December's 77%. For a closer look at the specifics of March weather, you can visit Cachi weather in March.

December and April present distinct weather characteristics, reflecting the transition from late spring to early autumn. In December, temperatures range from a minimum of 1°C (33°F) to a maximum of 24°C (76°F), with an average of 10°C (50°F). The month is relatively wet, experiencing 163 mm (6.4 in) of precipitation over 26 days, accompanied by a humidity level of 77%. In contrast, April features cooler temperatures, with a minimum of -8°C (18°F) and a maximum of 22°C (71°F), averaging 8°C (46°F). It is notably drier, receiving only 49 mm (1.9 in) of precipitation over 11 days, while the humidity rises slightly to 85%. For a deeper insight into April weather, visit Cachi weather in April.

December and May present contrasting weather conditions. In December, temperatures range from a mild minimum of 1°C (33°F) to a warm maximum of 24°C (76°F), with an average of 10°C (50°F). This month experiences significant rainfall, totaling 163 mm (6.4 in) over 26 days, coupled with high humidity at 77%. In contrast, May features cooler temperatures, with a minimum of -12°C (11°F) and an average of 5°C (42°F), peaking at a maximum of 19°C (67°F). Rainfall is minimal in May, at just 10 mm (0.4 in) over 3 days, and humidity slightly lower at 74%. For more details on May weather, visit Cachi weather in May.

In December, the weather is generally warmer with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 24°C (76°F) and an average of 10°C (50°F). This month experiences substantial precipitation, totaling 163 mm (6.4 in) over 26 days, contributing to a high humidity level of 77%. In contrast, June offers much colder conditions with temperatures varying from a low of -13°C (8°F) to a high of 19°C (67°F), and an average temperature of just 3°C (37°F). Unlike December, June sees minimal precipitation of only 5 mm (0.2 in) over just one day, alongside a lower humidity level of 56%. For more details on June weather, you can check Cachi weather in June.

December and July display markedly different weather conditions. In December, temperatures vary from a minimum of 1°C (33°F) to a maximum of 24°C (76°F), with an average of 10°C (50°F). This month is characterized by high precipitation levels of 163 mm (6.4 in) spread over 26 days, along with a humidity level of 77%. In contrast, July presents a chillier climate, with temperatures ranging from a minimum of -11°C (13°F) to a maximum of 19°C (66°F) and an average of 3°C (38°F). Notably, July sees minimal precipitation at just 2 mm (0.1 in), recorded on 0 days, and a significantly lower humidity of 47%. These comparisons highlight the stark differences between the two months in terms of temperature, rainfall, and humidity. For more specific details about the weather in July, you can visit Cachi weather in July.

When comparing the weather in December and August, the differences are quite striking. December experiences milder temperatures, with averages around 10°C (50°F) and maximums reaching up to 24°C (76°F), while August remains cooler, with average temperatures around 4°C (39°F) and maximums only peaking at 19°C (67°F). Additionally, December is much wetter, with 163 mm (6.4 in) of precipitation spread over 26 days, leading to a relative humidity of 77%. In contrast, August sees minimal rainfall of just 5 mm (0.2 in) over a single day, contributing to the lower humidity level of 44%. For a more detailed look at August weather, you can visit Cachi weather in August.

In December, the weather is generally warmer, with average temperatures ranging from 1°C (33°F) to a maximum of 24°C (76°F), while September features cooler temperatures, with a range from -8°C (17°F) to a maximum of 23°C (73°F). December also experiences significantly more precipitation, totaling 163 mm (6.4 in) over approximately 26 days, compared to a mere 10 mm (0.4 in) in September, which sees rainfall on only 3 days. In terms of humidity, December is more humid at 77%, while September has a lower humidity level of 57%. For a closer look at the weather in September, you can check out Cachi weather in September.

When comparing December and October weather, December typically offers milder temperatures, with a minimum of 1°C (33°F) and an average of 10°C (50°F), while October experiences colder conditions, with temperatures dropping to a minimum of -5°C (22°F). Both months can see maximum temperatures reaching around 24°C (75-76°F). However, December is considerably wetter, receiving 163 mm (6.4 in) of precipitation over 26 days, compared to October's much drier climate of only 30 mm (1.2 in) across 8 days. Additionally, the humidity is notably higher in December at 77%, while October maintains a more comfortable 55%. For more specifics on the conditions in October, you can check Cachi weather in October.

December weather shows a slightly warmer trend compared to November, with a minimum temperature of 1°C and a maximum of 24°C, while November experiences a colder minimum of -2°C and a maximum of 25°C. Both months have the same average temperature of 10°C. However, December is significantly wetter, with 163 mm of precipitation over 26 days, compared to November's 90 mm over just 21 days. Additionally, December's humidity is higher at 77%, compared to 70% in November, making for a generally more humid and rainy month. For more specific insights, check out Cachi weather in November.

Compare Cachi's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Cachi

As December unfolds in Cachi, the weather takes a noticeable turn, departing from the cooler temperatures experienced in previous months. With maximums reaching 24°C and a cozy average of 10°C, the warmth entices visitors to explore the stunning landscapes. However, this month also brings higher humidity levels and significant precipitation, with nearly all 26 days marked by rain. This combination creates a lush environment, setting December apart as a vibrant and dynamic time to experience Cachi's natural beauty. For a deeper understanding of the area's weather patterns, visit Cachi Climate.