Last updated: August 21, 2025
December in Alta Gracia, Argentina brings a blend of warmth and humidity, with maximum temperatures reaching up to 37°C (98°F). The average temperature hovers around a comfortable 20°C (69°F), while nights can cool down to a refreshing 7°C (46°F). Visitors can expect a fair amount of rainfall, with 122 mm (4.8 in) spread over 13 days throughout the month, contributing to a humidity level of 53%. This combination of heat and moisture creates a vibrant atmosphere, perfect for exploring the scenic beauty and cultural richness of the region.
In Alta Gracia, Argentina, December marks the transition into the peak of summer, with temperatures steadily climbing. The month starts with a minimum of around 7°C (46°F), creating a mild atmosphere at night, while daytime sees an average of 20°C (69°F). As the sun intensifies, the maximum temperatures soar to 37°C (98°F), showcasing a vibrant summer warmth that encourages outdoor activities and gatherings. This progressive warmth from previous months highlights a distinctive trend: as the year winds down, December brings a delightful embrace of heat, inviting both locals and travelers to enjoy the sun-soaked days and balmy nights.
In December, Alta Gracia experiences a notable precipitation pattern, mirroring January's with a total of 122 mm (4.8 in) over 13 days. This holds steady against a backdrop of fluctuating rainfall throughout the year. The month marks a transition from the heavier November rains, which see an impressive 141 mm (5.6 in), while still maintaining a significant amount compared to the drier months of May and June, when rainfall drops dramatically. December's precipitation is characterized by frequent light to moderate showers, supporting lush vegetation and creating a vibrant landscape, indicative of the summer season's arrival in Argentina. As the year wraps up, the consistent rainfall sets the stage for vibrant flora, inviting both locals and visitors to enjoy the natural beauty of this charming region.
In Alta Gracia, Argentina, December marks a transition in humidity levels, settling at 53%. This figure aligns closely with the preceding months of November and September, which also hover around the same percentage. The year showcases a trend where humidity gradually increases from a low of 45% in October and peaks at 82% in May, reflecting the region's moistening conditions as it shifts from the dry summer months into the more humid winter. As December rolls in, residents can expect a moderate humidity that provides a comfortable atmosphere for outdoor activities amidst the warmer summer temperatures. The natural ebb and flow of humidity throughout the year not only influences the weather but also enriches the vibrant landscapes of this charming Argentine locale.
In December, Alta Gracia, Argentina experiences a notably high UV Index of 15, categorizing the exposure as extreme. This means that a mere 10 minutes of sun exposure can lead to skin damage, echoing the trends seen throughout the spring and early summer months. As the year transitions from November's similarly high index of 14, December retains its position among the sunniest and most intense months, demanding vigilance against UV radiation. With the warmth of summer settling in, it's crucial for residents and visitors alike to take protective measures. For more detailed insights, check the Alta Gracia UV Index.
UV Risk Categories
December in Alta Gracia, Argentina experiences a delightful surge in sunshine, basking in 387 hours of radiant daylight. This notable increase marks the peak of the year for sunshine, following a consistent upward trend since the cooler months. As the days grow longer and warmer, December outshines the preceding months, notably surpassing November’s impressive 363 hours. The sunshine hours dramatically contrast with the dimmer times of early winter, where April and May dipped below 270 hours. Embracing the blissful warmth of late spring, residents and visitors alike relish the vibrant energy that this month brings, making it perfect for outdoor exploration and relaxation in the sun-drenched beauty of Alta Gracia.
In Alta Gracia, Argentina, December presents a moderate chance of sunny weather, peaking at 54%. This aligns with a gradual increase in sunny days leading up to the summer months, as observed from the earlier months of the year. While January begins the year with a 49% chance, the likelihood of sun steadily climbs through April, reaching a notable 66% in June. The sunny disposition continues to rise, peaking in July and August at 81% and 84% respectively, before tapering off slightly in the latter months of the year. As December approaches, the promise of sunshine remains appealing, offering a delightful prelude to the warmer and sunnier seasons ahead.
In Alta Gracia, Argentina, December marks a vibrant shift in daylight duration, with 14 hours of sunlight illuminating the days. This peak in daylight is a welcome contrast to the shorter days of the preceding months. From January to February, daylight remains abundant at 13 hours, fostering a lively summer atmosphere. As the year progresses into autumn, daylight gradually decreases, reaching 11 hours by April. The trend stabilizes during the colder months of June through August, maintaining 10 hours of light. As spring approaches again in September, daylight begins to stretch once more, finally culminating in long, sunlit days by November. This seasonal rhythm highlights the warm embrace of summer in December, making it a perfect time to enjoy the outdoors.
As December rolls into Alta Gracia, Argentina, the wind begins to settle into a gentle rhythm, averaging 2.3 m/s (5 mph)—a smooth flow that mirrors the tranquil atmosphere of the holiday season. This marks a slight dip from the more spirited breezes of September and October, which saw average speeds reaching 2.9 m/s (7 mph) and 2.8 m/s (6 mph) respectively. In fact, December's winds are reminiscent of the calmer currents experienced during February, highlighting a trend towards a more subdued end of the year. As the temperatures cool and festive spirit rises, the subtle winds of December invite residents and visitors alike to engage with the serene landscapes, making every breath of fresh air a cherished moment.
Weather in Alta Gracia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Alta Gracia, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures range from a minimum of 7°C (46°F) to a maximum of 37°C (98°F), with an average of 20°C (69°F). The month also sees significant rainfall, with 122 mm (4.8 in) of precipitation over 13 days and a humidity level of 53%. In contrast, January offers slightly warmer temperatures, with a minimum of 9°C (48°F), an average of 21°C (70°F), and a maximum reaching 35°C (96°F). Precipitation remains consistent at 122 mm (4.8 in) over the same number of days, but humidity decreases to 48%. For more detailed weather insights, you can check Alta Gracia weather in January.
In comparing the weather of December and February, we see some notable differences despite their overall similarities. December experiences slightly warmer temperatures with a minimum of 7°C (46°F) and a maximum reaching up to 37°C (98°F), while February has a minimum of 6°C (43°F) and a maximum of 33°C (91°F). The average temperature remains quite consistent in both months, hovering around 20°C (68-69°F). However, February tends to have slightly more precipitation, with 137 mm (5.4 in) compared to December's 122 mm (4.8 in), and both months have rain for about 13 days. Humidity levels are nearly identical, with December at 53% and February slightly higher at 54%. For more detailed information, you can check Alta Gracia weather in February.
December and March exhibit distinct weather patterns, highlighting the transition from late spring to early autumn. In December, temperatures range from a minimum of 7°C (46°F) to a maximum of 37°C (98°F), with an average of 20°C (69°F). The month sees about 122 mm (4.8 in) of precipitation over 13 days, and humidity levels average 53%. In contrast, March presents slightly cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 31°C (89°F), averaging 18°C (65°F). While March has a bit less rainfall at 100 mm (3.9 in) over the same number of days, humidity rises to 59%. For a more detailed look at March weather, visit Alta Gracia weather in March.
In December, the weather is significantly warmer, with temperatures ranging from a low of 7°C (46°F) to a high of 37°C (98°F), and an average temperature of 20°C (69°F). This month also sees a fair amount of rainfall, with 122 mm (4.8 in) of precipitation over 13 days, and humidity levels are relatively moderate at 53%. In contrast, April brings cooler temperatures, ranging from a minimum of 2°C (35°F) to a peak of 29°C (85°F) and an average of 16°C (60°F). The precipitation is slightly lower, totaling 103 mm (4.0 in) over 10 days, but the humidity is higher at 76%. For a more detailed look at weather patterns in April, check out Alta Gracia weather in April.
December and May showcase contrasting weather patterns. In December, temperatures range from a mild 7°C (46°F) to a scorching maximum of 37°C (98°F), with an average of 20°C (69°F). The month experiences significant rainfall, totaling 122 mm (4.8 in) over about 13 days, all at a moderate humidity level of 53%. In stark contrast, May sees much cooler temperatures, with minimums dipping to -1°C (30°F) and a maximum of 29°C (84°F), while the average sits at a cooler 12°C (53°F). Precipitation is lighter in May, amounting to only 41 mm (1.6 in) across 8 days, combined with higher humidity levels of 82%. For more details, check out Alta Gracia weather in May.
When comparing the weather in December and June, notable differences emerge in temperature and precipitation patterns. December boasts much warmer temperatures, with a minimum of 7°C (46°F) and highs reaching up to 37°C (98°F), resulting in an average of 20°C (69°F). In contrast, June experiences much cooler temperatures, with lows of -6°C (22°F) and a maximum of 25°C (77°F), averaging around 8°C (47°F). Additionally, December is characterized by higher precipitation levels, receiving 122 mm (4.8 in) over 13 days, while June is relatively dry, with only 17 mm (0.7 in) over just 3 days. Humidity is also higher in June at 74%, compared to December's 53%. For more detailed insights, check out Alta Gracia weather in June.
In December, temperatures in Alta Gracia are significantly warmer, with a minimum of 7°C (46°F) and an average high reaching 37°C (98°F), while experiencing substantial rainfall, totaling 122 mm (4.8 in) over 13 days, creating a humid environment at 53%. In contrast, July brings much cooler weather, with temperatures ranging from a minimum of -6°C (21°F) to a maximum of 25°C (78°F) and minimal precipitation of only 11 mm (0.4 in) over just 2 days, resulting in a slightly higher humidity of 55%. For more details on the July weather, you can refer to Alta Gracia weather in July.
When comparing the weather in December and August, there are notable differences in temperature and precipitation. December features warmer temperatures, with a minimum of 7°C (46°F), an average of 20°C (69°F), and a maximum of 37°C (98°F). In contrast, August experiences much cooler conditions, with temperatures dropping to a minimum of -6°C (21°F), an average of 10°C (51°F), and a maximum of 30°C (86°F). Additionally, December sees significantly more rainfall, averaging 122 mm (4.8 in) over 13 days, while August is relatively dry, with only 9 mm (0.4 in) of precipitation over just 2 days. This results in a slightly higher humidity level in December at 53%, compared to 48% in August. For more detailed information on weather conditions during this time, you can check Alta Gracia weather in August.
December's weather is significantly warmer compared to September, with temperatures ranging from a minimum of 7°C (46°F) to a scorching maximum of 37°C (98°F), while September presents a much cooler range from -1°C (30°F) to a maximum of 33°C (92°F). Additionally, December experiences higher precipitation, averaging 122 mm (4.8 in) over 13 days, in contrast to September's 39 mm (1.5 in) over just 5 days. Despite both months having the same humidity level of 53%, the overall climate during December is characterized by heat and increased rainfall, making it a stark contrast to the milder, drier conditions of September. For more specifics on September's weather, visit Alta Gracia weather in September.
When comparing the weather in December and October, it is evident that December tends to be warmer overall. While December experiences an average temperature of 20°C (69°F) with a maximum of 37°C (98°F), October's average is lower at 15°C (60°F) and peaks at 35°C (96°F). Additionally, December has a higher level of precipitation at 122 mm (4.8 in) over 13 days, compared to October's 80 mm (3.2 in) over 12 days. The humidity is also slightly higher in December at 53% compared to October's 45%, contributing to a different feel in the air. For a detailed look at October weather specifics, visit Alta Gracia weather in October.
In December, the weather is slightly warmer than in November, featuring a minimum temperature of 7°C (46°F) and an average high of 37°C (98°F), compared to November's minimum of 6°C (43°F) and a maximum of 32°C (90°F). While both months experience similar humidity levels of 53%, December sees a decrease in precipitation, with 122 mm (4.8 in) over 13 days, compared to November's 141 mm (5.6 in) over 14 days. For a more detailed look at November's weather, you can visit Alta Gracia weather in November.
As December unfolds in Alta Gracia, the weather reveals a vivid transformation compared to the cooler months prior. With temperatures soaring to a maximum of 37°C (98°F) and a pleasant average hovering around 20°C (69°F), the warmth invites outdoor activities and festive gatherings. While the air is moderately humid at 53%, the month does see its share of rain, totaling 122 mm (4.8 in) over approximately 13 days. This mix of heat and occasional showers creates a dynamic environment, making December a unique blend of summer's embrace and the refreshing touch of rain—a sharp contrast to the drier seasons. For a deeper dive into the climatic nuances of this enchanting region, check out Alta Gracia Climate.