Last updated: August 21, 2025
La Plata, Argentina, experiences a dynamic December, characterized by a significant temperature range from a maximum of 37°C (98°F) to a minimum of 7°C (45°F), creating a warm and varied climate. The average temperature hovers around a pleasant 22°C (73°F), ideal for outdoor activities. However, residents can expect 71 mm (2.8 in) of rainfall over 8 days, contributing to a humidity level of 56% that adds to the season's warmth. Whether basking in the sun or enjoying brief rain showers, December in La Plata offers a vibrant blend of summer experiences.
In December, La Plata experiences a delightful transition into the heart of summer, showcasing warm temperatures that invite outdoor activities and celebrations. With minimum temperatures hovering around a mild 7°C (45°F) and averages rising to a comfortable 22°C (73°F), the city begins to thrive under the sun. The maximum temperature can reach a sizzling 37°C (98°F), making it one of the hottest months of the year. This upward trend from the cooler months contrasts beautifully with the mild days of late spring, reflecting a growing warmth that enhances the vibrant atmosphere of the city. As the holiday season approaches, La Plata's climate encourages locals and visitors alike to enjoy everything from leisurely strolls in the parks to lively festive gatherings.
In December, La Plata experiences a notable increase in precipitation, with an average of 71 mm (2.8 in) of rainfall across 8 days. This slight uptick follows a trend of fluctuating totals throughout the preceding months, reflecting the region's dynamic climate. As autumn transitions into summer, December's rainfall serves to refresh the lush landscapes, contributing to the vibrant greenery that characterizes this time of year. Notably, this month's precipitation is on par with the autumnal months, and while it's slightly less than the highs observed in October and September, the consistent moisture is essential for sustaining the area's ecological balance.
In December, La Plata experiences a humidity level of 56%, marking a slight decline from the previous months. This drop reflects a seasonal trend where humidity levels peak during the colder months, reaching their highest at 85% in May. Following this peak, humidity gradually decreases, with more comfortable levels typically found by December. While humidity is lower than the earlier months, it still remains higher than in the summer months, such as January with its 50%. This trend showcases La Plata's shift from the dampness of late autumn to the drier embrace of early summer, providing a pleasant transition as the year comes to a close.
In December, La Plata, Argentina, experiences one of its peak UV Index readings, soaring to a striking 14, which categorizes it as extreme. This trend of high UV exposure is consistent with the preceding month of November, where the UV Index also reached 13, indicating that sun safety measures are crucial during this period. With a burn time of just 10 minutes, residents and visitors alike should be particularly vigilant when spending time outdoors. As the summer months approach, the patterns show a gradual increase in UV intensity from October onwards, reinforcing the need for effective sun protection strategies. For detailed insights into UV levels throughout the year, visit La Plata UV Index.
UV Risk Categories
In La Plata, Argentina, December shines as the sunniest month of the year, boasting an impressive 386 hours of sunlight. This vibrant increase in daylight captures the essence of summer, setting a striking contrast to the winter months. As the year winds down, the city gracefully transitions from the lower averages seen in June and July, which barely scrape 212 hours. The gradual rise in sunlight begins around August, peaking spectacularly in December after a notable surge in hours throughout November. The trend reflects not only the city's climatic characteristics but also its lively atmosphere, making it the perfect backdrop for outdoor festivities and sun-soaked gatherings as the year concludes.
In La Plata, Argentina, December enjoys a 62% likelihood of sunny weather, making it a relatively bright and cheerful month as the region transitions into summer. This percentage is notably higher than the drier winter months of June and September, which both dip to around 41% and 40%, respectively. Interestingly, December’s sunbathing potential is comparable to the sunnier spring and early summer months, such as April at 69% and July at 60%. Overall, as the year winds to a close, residents and visitors can expect December to offer a refreshing mix of warmth and sunshine, providing ample opportunity to enjoy the outdoors before the sun-soaked summer months peak.
As December graces La Plata, Argentina, the city basks in a generous 14 hours of daylight, matching the peak experience of January. This radiant embrace signals the culmination of a gradual increase in daylight that begins in the depths of winter. From a mere 9 hours in June, the sunlight steadily returns, weaving its way through the spring months until it reaches its zenith in December. As the year winds down, the consistent rhythm of diminishing daylight from March to May gives way to a vibrant resurgence, with December acting as a gateway to the long, bright days of summer that await in the approaching months. This seasonal shift not only brightens the skies but also invigorates the spirits of those who call La Plata home, inviting them to enjoy the warmth and energy of the sunny days ahead.
As December settles in La Plata, Argentina, the average wind speed picks up slightly to 4.1 m/s (9 mph), reflecting a transitional phase leading into summer. Notably, this month stands out for its consistency, following a trend of increasing winds seen in November and September, which both boast winds reaching 4.5 m/s (10 mph). Throughout the year, the winds generally range between 3.2 m/s (7 mph) in August and 4.5 m/s (10 mph) in September and November, indicating a moderate breeziness that characterizes La Plata's climate. As the year wraps up, December's winds are a gentle reminder of the refreshing summer breezes to come, making it a delightful time for outdoor activities and enjoying the city's vibrant atmosphere.
Weather in La Plata varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Plata, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between December and January, we can see a noticeable increase in temperatures. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 37°C (98°F), with an average of 22°C (73°F). January sees a shift to warmer conditions, with minimums of 11°C (52°F) and maximums reaching 41°C (105°F), averaging 24°C (76°F). Precipitation is similar, with December experiencing 71 mm (2.8 in) over 8 days, while January records slightly less at 68 mm (2.7 in) over just 6 days. Additionally, humidity decreases from 56% in December to 50% in January, making January feel drier. For more detailed information, you can check La Plata weather in January.
In December, the weather features warmer temperatures with a minimum of 7°C (45°F), averaging around 22°C (73°F), and peaking at 37°C (98°F). This month experiences slightly higher precipitation at 71 mm (2.8 in) over 8 days and a humidity level of 56%. In contrast, February sees a slight increase in minimum temperature at 9°C (49°F) and an average of 23°C (74°F), with a maximum of 35°C (96°F). Precipitation reduces to 61 mm (2.4 in) over the same number of rainy days, while humidity rises slightly to 61%. For more detailed insights into February weather, check out La Plata weather in February.
In December, temperatures in La Plata can range from a low of 7°C (45°F) to a high of 37°C (98°F), with an average of 22°C (73°F). The month typically sees about 71 mm (2.8 in) of precipitation over approximately 8 days, and the humidity is around 56%. In contrast, March experiences slightly milder temperatures, with a minimum of 7°C (45°F) and a maximum of 33°C (93°F), averaging 21°C (70°F). Precipitation decreases to 65 mm (2.5 in) over about 7 days, but humidity rises to 66%. For more detailed insights on the weather during this month, you can check La Plata weather in March.
December and April showcase notable contrasts in weather patterns. December typically boasts warmer temperatures, with averages reaching up to 22°C (73°F) and highs soaring to 37°C (98°F). In comparison, April presents a cooler climate, with an average temperature of 18°C (65°F) and maximums of 31°C (87°F). Both months experience similar levels of precipitation, at around 71 mm (2.8 in) for December and 74 mm (2.9 in) for April, although April has a higher humidity level of 80% compared to December's 56%. For a more detailed look at April's weather, you can visit La Plata weather in April.
When comparing the weather in December and May, it's clear that December tends to be much warmer overall, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 37°C (98°F). In contrast, May experiences cooler temperatures, with averages ranging from a minimum of 2°C (36°F) to a maximum of 27°C (80°F). Both months have similar precipitation levels, with December slightly wetter at 71 mm (2.8 in) compared to May's 69 mm (2.7 in), though December has more rainy days (8) compared to May's 6 days. Furthermore, humidity is significantly higher in May at 85%, making it feel more humid compared to December's 56%. For more detailed weather insights, you can check out La Plata weather in May.
In December, La Plata experiences significantly warmer temperatures, with averages reaching up to 22°C (73°F) and maximums peaking at 37°C (98°F). The humidity stands at a comfortable 56%, and residents can expect about 71 mm (2.8 in) of precipitation over 8 days. In contrast, June ushers in much cooler conditions, with average temperatures dropping to 12°C (53°F) and maximums only reaching 24°C (76°F). The humidity is noticeably higher at 80%, though precipitation amounts are slightly lower at 59 mm (2.3 in) over just 7 days. For more detailed insights, visit La Plata weather in June.
December and July present contrasting weather patterns. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 37°C (98°F), with an average of 22°C (73°F). This month experiences 71 mm (2.8 in) of precipitation over about 8 days, resulting in a lower humidity level of 56%. In contrast, July features cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 25°C (77°F), averaging at 10°C (51°F). Although July has slightly less precipitation at 64 mm (2.5 in) over the same number of days, it comes with higher humidity at 69%. For a more detailed look at July weather, you can visit La Plata weather in July.
When comparing the weather in December and August, a stark contrast emerges. December boasts warmer temperatures, with averages reaching up to 22°C (73°F) and highs of 37°C (98°F), coupled with considerable humidity at 56%. In contrast, August experiences cooler conditions, with average temperatures around 12°C (53°F) and maximums of 25°C (76°F). Additionally, August tends to be drier, with only 48 mm (1.9 in) of precipitation over about 5 days, whereas December sees 71 mm (2.8 in) across roughly 8 days. To learn more about the specifics of August weather, you can check out La Plata weather in August.
In December, the weather is significantly warmer compared to September, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 37°C (98°F), and an average of 22°C (73°F). In contrast, September experiences cooler temperatures, with a minimum of 1°C (34°F), an average of 14°C (57°F), and a maximum of 28°C (82°F). Precipitation is fairly similar in both months, with December receiving 71 mm (2.8 inches) over 8 days, while September sees 76 mm (3.0 inches) over just 6 days. Additionally, December has a lower humidity level of 56%, compared to September's higher 72%. For more details about September weather specifics, you can visit La Plata weather in September.
In comparison to October, December presents significantly warmer temperatures, with averages reaching up to 22°C (73°F) and a maximum of 37°C (98°F), while October has a much cooler average of 16°C (62°F) and a maximum of 34°C (93°F). Although both months experience similar precipitation levels, December has slightly less rain at 71 mm (2.8 in) over 8 days compared to October's 78 mm (3.1 in) across 9 days. Additionally, December's humidity at 56% is lower than October's 63%, making the heat in December feel more intense. For more detailed information, you can check La Plata weather in October.
In comparing the weather between December and November, we see that December typically experiences slightly higher temperatures, with averages reaching 22°C (73°F) compared to November's 20°C (68°F). While both months have similar minimum temperatures, December's maximum can climb to 37°C (98°F), just a notch above November's 36°C (97°F). Precipitation levels are also slightly elevated in December, with a total of 71 mm (2.8 in) over 8 days, compared to November's 64 mm (2.5 in) over the same number of days. Humidity levels are marginally lower in December at 56%, while November experiences higher humidity at 59%. For more details on November's weather, visit La Plata weather in November.
As December sets in, La Plata transforms into a warm haven, notably distinct from the cooler months preceding it. With average temperatures climbing to a pleasant 22°C, the city welcomes the summer sun, making outdoor activities increasingly appealing. While occasional rainfall—totaling about 71 mm across roughly 8 days—adds a refreshing touch, the overall humidity hovers comfortably at 56%, creating a balanced atmosphere. This vibrant weather marks the onset of summer, inviting both locals and visitors to enjoy the lively ambiance of the city. For a deeper dive into seasonal trends, be sure to explore La Plata Climate.