December Weather in Calilegua, Argentina

Last updated: August 21, 2025

In Calilegua, Argentina, December ushers in a warm yet varied climate, with maximum temperatures soaring up to 38°C (101°F) and an average of 24°C (76°F). During this month, the region experiences significant rainfall, accumulating 201 mm (7.9 in) over 14 days, leading to a high humidity level of 87%. While the days can be sweltering, the contrasting minimum temperature of 12°C (54°F) provides a refreshing respite, creating a dynamic weather experience that highlights the beauty of this Argentine locale.

December Temperature in Calilegua

In Calilegua, Argentina, December heralds the arrival of summer with delightful warmth, featuring minimum temperatures around 12°C (54°F) and averages settling at a comfortable 24°C (76°F). As the month progresses, daytime skies can sizzle with highs reaching up to 38°C (101°F), reminiscent of the scorching January heat, which often peaks at an exhilarating 40°C (104°F). The trend showcases a gradual shift toward warmer conditions, bridging the cooler months of spring to the peak of summer, making December an ideal time for outdoor adventures and enjoying the vibrant natural beauty of the region. With mild nights and balmy days, this month invites both locals and visitors to embrace the sunshine and spectacular landscapes that define Calilegua.

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

The chart illustrates December temperature patterns in Calilegua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calilegua, 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).
JanFebMarAprMayJunJulAugSepOctNovDec777472676054545966727576
Data source: Temperature data for Calilegua 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 Calilegua

In Calilegua, Argentina, December marks a significant return to wetter conditions, with precipitation levels reaching 201 mm (7.9 in), mirroring the rainfall seen in January. This month typically features rainfall on about 14 days, maintaining a rhythm of regular, albeit moderate, precipitation that peaks during the late spring. Following the drier months of June and July, where only a combined total of 71 mm (2.8 in) fell over 15 days, December's return to higher precipitation levels indicates a transition into the wetter summer season. As the region braces for the rains, the sky’s replenishing embrace sets the stage for vibrant growth and lush landscapes, a welcome shift for both the environment and its inhabitants.

December Precipitation Trends in Calilegua

The chart displays monthly precipitation patterns in Calilegua, 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 Calilegua, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2011972402321003932162297139201
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Calilegua

In Calilegua, Argentina, December is characterized by high humidity levels, reaching 87%, which marks a continuation of the trend observed in the preceding months. Following the drier peak of August—with humidity plummeting to 44%—the latter part of the year sees a gradual increase, culminating in the humid atmosphere that December brings. This rise in moisture is prevalent in both November and May, creating a pattern where the climate shifts from the crisp dryness of winter to the lush, humid conditions typical of the summer season. The consistency of high humidity in December not only influences the local weather but also enhances the verdant landscapes that Calilegua is known for during this vibrant time of year.

December Average Humidity in Calilegua

This chart illustrates the average monthly humidity levels in Calilegua, 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 Calilegua is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%78%84%87%76%60%44%51%57%80%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Calilegua

In Calilegua, Argentina, the UV Index reaches its peak during the summer months, with December matching November’s extreme UV Index of 16, signaling a remarkably high risk of harm from unprotected sun exposure. This trend of maintaining extreme levels is evident from September through March, indicating that visitors and residents alike should remain vigilant. Interestingly, despite a slight drop to 11 in April, the UV Index quickly climbs back to extreme levels throughout the subsequent months, underscoring the importance of sun safety year-round. The consistent burn time of just 10 minutes during these extreme months highlights the urgency for protective measures. As you plan your activities, be sure to check out the detailed insights at Calilegua UV Index to stay informed and safe in the sun!

Maximum UV Index Levels in Calilegua for December

The chart shows the monthly maximum UV Index (UVI) for Calilegua 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 Calilegua typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151411978912141616
Data source: Calilegua 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 Calilegua

In the charming region of Calilegua, Argentina, December shines brightly with 316 hours of sunshine, contributing to a delightful end-of-year atmosphere. As the year progresses, a clear trend emerges: the months of July through October boast the highest sunshine hours, peaking at 327 hours in October. This gradual climb towards mid-summer not only sets the stage for a vibrant December but also hints at a summer filled with warmth and light. Notably, sunshine reaches its zenith each August and October, while May holds steady as another sun-soaked month, showcasing the region's propensity for giving its visitors plenty of sun-kissed moments. As December arrives, the consistent brightness acts as a reminder of the lush beauty that awaits in the depths of summer.

Monthly Sunshine Duration in Calilegua: December Highlighted

The December sunshine duration represents the total number of hours Calilegua 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.
JanFebMarAprMayJunJulAugSepOctNovDec262h274h291h280h300h289h307h324h316h327h309h316h
Data source: Calilegua December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calilegua During December

In Calilegua, Argentina, December brings with it a 33% chance of sunny weather—a figure that mirrors the trend seen in the previous month, November. As the year winds down, it's interesting to observe how the likelihood of sunshine ebbs and flows throughout the seasons. Starting from a modest 36% in January, the sunniest months peak dramatically in the winter and late winter, with July and August showcasing probabilities of 75% and 82% respectively. While December doesn't boast the vibrant sunshine of mid-year, it sits comfortably within the lower tier of the annual climate spectrum, hinting at a gentle transition as the region approaches its sunnier months ahead.

Percentage of Sunny Days in December in Calilegua

The chart illustrates the percentage of sunny days in Calilegua 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 Calilegua experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%27%30%28%52%57%75%82%60%65%33%33%
Data source: Calilegua December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calilegua in December

In Calilegua, Argentina, the rhythm of daylight evolves beautifully throughout the year, with December offering a generous 13 hours of daylight. As the summer solstice approaches, the days reach their peak, mirroring the longer daylight hours of January and November. This vibrant period follows a gradual decline from 12 hours in October, illustrating a consistent decline during the cooler months from April through July, where daylight shrinks to 10 hours. As spring approaches, daylight begins to extend again, with August and September featuring 11 hours. Overall, the trend showcases a clear seasonal shift, with daylight fluctuating to enhance outdoor experiences in this picturesque region.

Average Daylight Hours in Calilegua for December

The chart illustrates the variation in daylight duration in Calilegua throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 24m12h 51m12h 11m11h 30m10h 56m10h 40m10h 49m11h 18m11h 57m12h 39m13h 15m13h 33m
Data source: Calilegua daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Calilegua

As December unfolds in Calilegua, Argentina, the average wind speed settles at a gentle 1.4 m/s (3 mph), mirroring the calm breezes of earlier months. This slight dip from November's 1.7 m/s indicates a trend toward tranquility as the year comes to a close. Throughout the year, wind speeds have shown subtle fluctuations, with September and October marking the year's peak at 1.7 m/s (4 mph) and 1.8 m/s (4 mph), respectively. The overall pattern reflects a stable environment, where the winds whisper softly, adding a serene backdrop to the picturesque landscape of Calilegua during the festive season.

Average December Wind Speed in Calilegua

The chart displays monthly wind speed patterns in Calilegua, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.31.41.51.31.31.51.51.71.81.71.4 m/s
Data source: Calilegua December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Calilegua Compares to Other Months

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

In December, the weather is characterized by min temperatures of 12°C (54°F) and average highs of 38°C (101°F), with significant humidity at 87%. Rainfall is notable, with 201 mm (7.9 in) recorded over 14 days. In contrast, January sees slightly warmer conditions, with minimum temperatures rising to 14°C (58°F) and maximums reaching up to 40°C (104°F). While January maintains the same amount of precipitation at 201 mm (7.9 in) over 14 days, humidity drops to 84%. Overall, January offers a marginally warmer and drier experience compared to December. For more details, you can check Calilegua weather in January.

The weather in December and February showcases some notable differences. December experiences a warmer temperature range, with minimums around 12°C (54°F), averages at 24°C (76°F), and maximums peaking at 38°C (101°F). In contrast, February sees slightly higher minimums at 14°C (58°F) and averages of 23°C (75°F), while maximums are lower at 36°C (97°F). Precipitation levels are quite similar, with December receiving 201 mm (7.9 in) over 14 days and February experiencing slightly less at 197 mm (7.7 in) over 15 days. Additionally, humidity is notably higher in December at 87%, compared to February's 76%. For a more detailed look at the weather patterns, you can check Calilegua weather in February.

In December, temperatures typically range from a minimum of 12°C (54°F) to a maximum of 38°C (101°F), with an average temperature of 24°C (76°F). The month witnesses significant rainfall, with around 201 mm (7.9 in) over approximately 14 days, contributing to a high humidity level of 87%. In comparison, March experiences slightly cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 36°C (98°F), averaging at 22°C (72°F). However, it sees even more precipitation, totaling about 240 mm (9.5 in) across 19 days, and a lower humidity level of 78%. For a more detailed look at the weather conditions in March, visit Calilegua weather in March.

December and April present distinct weather patterns, reflecting the transition from the end of the year to the heart of spring. In December, temperatures range from a minimum of 12°C (54°F) to a maximum of 38°C (101°F), with an average of 24°C (76°F), along with high humidity levels at 87%. The month experiences significant rainfall, with a total of 201 mm (7.9 in) over 14 days. In contrast, April sees cooler temperatures with a minimum of 7°C (45°F), an average of 20°C (68°F), and a maximum of 31°C (87°F). Rainfall is slightly more substantial at 232 mm (9.1 in), occurring over 20 days, while humidity remains high at 84%. For more detailed information, you can explore Calilegua weather in April.

December and May present contrasting weather patterns. In December, temperatures are notably warmer, ranging from a minimum of 12°C (54°F) to a maximum of 38°C (101°F), with a humid average of 24°C (76°F) and considerable precipitation of 201 mm (7.9 in) over 14 days. In contrast, May showcases cooler conditions, with a minimum temperature dipping to 1°C (34°F) and an average of 16°C (60°F), peaking at 31°C (87°F). Though May has less precipitation at 100 mm (3.9 in) over the same number of rainy days, it maintains the same humidity level of 87%. For more details on May weather specifically, you can check Calilegua weather in May.

December and June present contrasting weather patterns. In December, temperatures range from a minimum of 12°C (54°F) to a scorching maximum of 38°C (101°F), with a high average of 24°C (76°F). The month experiences significant precipitation, totaling 201 mm (7.9 in) over 14 days, accompanied by high humidity at 87%. In contrast, June boasts much cooler temperatures, with a minimum of -3°C (28°F) and a maximum of 28°C (82°F), yielding a modest average of 12°C (54°F). The precipitation is considerably lower at 39 mm (1.5 in), occurring over 8 days, and humidity sits at a more comfortable 76%. For a more detailed look at June weather, visit Calilegua weather in June.

December and July present strikingly different weather conditions. In December, temperatures are significantly warmer, with highs reaching 38°C (101°F) and an average of 24°C (76°F), accompanied by high humidity at 87% and substantial rainfall totaling 201 mm (7.9 in) over approximately 14 days. In contrast, July offers much cooler temperatures, with a maximum of 30°C (86°F) and an average of 12°C (54°F), while experiencing much lower precipitation of only 32 mm (1.3 in) across 7 days and 60% humidity. For more detailed information, refer to Calilegua weather in July.

Comparing the weather in December and August reveals significant differences. December experiences warmer temperatures, ranging from a minimum of 12°C (54°F) to a maximum of 38°C (101°F), with an average of 24°C (76°F). It also sees considerable rainfall, with 201 mm (7.9 in) over 14 days and high humidity at 87%. In contrast, August is much cooler, with temperatures fluctuating between 0°C (32°F) and 35°C (95°F), and an average temperature of 15°C (59°F). Rainfall is minimal, totaling only 16 mm (0.6 in) over just 2 days, and humidity is significantly lower at 44%. For more detailed information, visit Calilegua weather in August.

December and September present contrasting weather patterns in terms of temperature and precipitation. In December, temperatures range from a minimum of 12°C (54°F) to a scorching maximum of 38°C (101°F), with an average of 24°C (76°F). The month is marked by significant rainfall, totaling 201 mm (7.9 in) over 14 days, coupled with high humidity levels at 87%. In contrast, September features cooler conditions, with temperatures dipping to a low of 3°C (37°F) and peaking at 39°C (103°F), averaging 19°C (67°F). The month experiences minimal precipitation of just 22 mm (0.9 in) over 5 days and a more comfortable humidity level of 51%. For a closer look at September weather specifics, you can visit Calilegua weather in September.

In comparing the weather of December and October, December is characterized by a higher average temperature at 24°C (76°F) and increased humidity at 87%, creating a warm and muggy atmosphere. In contrast, October presents slightly cooler conditions, with an average temperature of 22°C (72°F) and lower humidity at 57%. However, October can experience more extreme highs, peaking at 40°C (105°F). Precipitation also varies significantly; December witnesses heavier rainfall, with 201 mm (7.9 in) across 14 days, while October sees just 97 mm (3.8 in) over 10 days. For a detailed look at October's weather conditions, visit Calilegua weather in October.

In comparing the weather between November and December, both months exhibit similar average temperatures of around 24°C (75°F to 76°F), with December experiencing slightly cooler minimum temperatures at 12°C (54°F) compared to November's 11°C (51°F). However, December sees a noticeable increase in precipitation, totaling 201 mm (7.9 in) over 14 days, which surpasses November's 139 mm (5.5 in) over 13 days. Additionally, humidity is higher in December at 87%, compared to 80% in November. For more detailed information, you can check Calilegua weather in November.

Compare Calilegua's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Calilegua

As December unfolds in Calilegua, it ushers in a unique blend of warmth and humidity that sets it apart from the other months of the year. With maximum temperatures soaring up to 38°C, this month stands as one of the hottest, while the average warmth provides a welcoming, albeit steamy, atmosphere for visitors. Unlike the drier months, December experiences increased precipitation, with nearly half of the month marked by rainy days, adding an element of lushness to the landscape. This combination of high humidity and frequent showers creates an environment rich in vegetation and life, highlighting a vibrant ecosystem. For those looking to explore or understand how weather patterns vary throughout the year, a closer look can be found in the detailed overview at Calilegua Climate.