January Weather in La Plata, Argentina

Last updated: August 21, 2025

In La Plata, Argentina, January brings a mix of heat and humidity, with temperatures soaring to a maximum of 41°C (105°F) and averaging around 24°C (76°F) during the day. The evenings offer a bit of relief, with lows dipping to 11°C (52°F). Rainfall is moderate, with a total of 68 mm (2.7 in) spread across about 6 days, contributing to a humidity level of 50% that can make the heat feel more intense. This dynamic weather pattern makes January an intriguing time to experience the vibrant atmosphere of La Plata.

January Temperature in La Plata

In La Plata, Argentina, January brings a striking warmth that captivates both locals and visitors alike. With average temperatures hovering around 24°C (76°F), the month presents a pleasant mix of warmth, escalating up to a sweltering max of 41°C (105°F) on particularly hot days. The evenings offer a cooler reprieve, with temperatures dipping to 11°C (52°F), setting the stage for serene nights. As the summer progresses, February begins to cool, while March transitions into more moderate conditions. This initial summer heat in January is indicative of a broader trend, where temperatures gradually decrease after the peak of summer, paving the way for the crispness of autumn. Overall, January stands out as an enticing invitation to enjoy the vitality of La Plata’s vibrant summer days.

January Weather in La Plata: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in La Plata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Plata, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec767370655753515357626872
Data source: Temperature data for La Plata 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.

January Precipitation in La Plata

In January, La Plata, Argentina experiences an average precipitation of 68 mm (2.7 in), falling over approximately 6 days. This marks a notable trend in the region's summer rainfall patterns, which tend to peak in the earlier months of the year. Following January, February experiences a slight decrease with 61 mm of rain over 8 days, while March sees a small rebound to 65 mm over 7 days, maintaining a relatively consistent moisture level. The overall trend indicates a gradual increase in precipitation as winter approaches, peaking again in April with 74 mm. Notably, the late months of the year show a fluctuating pattern, with rainfall dipping in August to just 48 mm before climbing back up to 78 mm in October. This variability reflects the dynamic climatic conditions affecting La Plata, setting the stage for the diverse ecosystems supported by these seasonal rains.

January Precipitation Trends in La Plata

The chart displays monthly precipitation patterns in La Plata, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In La Plata, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec686165746959654876786471
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in La Plata

In January, La Plata, Argentina experiences a moderate humidity level of 50%, setting the stage for the city’s gradual transition into a more humid climate. As the year progresses into February, this figure climbs to 61%, signaling the onset of a more tropical atmosphere. The trend continues through March and April where humidity levels rise to 66% and a notable 80%, respectively, as summer peaks and the air becomes increasingly moist. May maintains this trend with an even higher 85% humidity, typical for the late summer months. As winter approaches in June, the humidity slightly dips to 80% but remains relatively high. A further decrease occurs in July and August with humidity at 69% and 66%, indicating a seasonal transition. By September through November, humidity begins to fluctuate between 72% and 59%, before wrapping up the year in December at 56%. Overall, La Plata’s humidity exhibits a distinct seasonal pattern, peaking in the heart of summer and gradually tapering off as winter approaches, revealing a dynamic and engaging climate landscape.

January Average Humidity in La Plata

This chart illustrates the average monthly humidity levels in La Plata, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in La Plata is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%61%66%80%85%80%69%66%72%63%59%56%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in La Plata

In January, La Plata experiences a staggering UV Index of 14, categorized as extreme, where even a brief 10-minute exposure can lead to burns. This intense sunlight continues through February with a UV Index of 13, maintaining the same extreme risk level. As the month of March unfolds, the UV Index drops slightly to 11, but the exposure remains classified as extreme, emphasizing the need for precautions during outdoor activities. However, come April, the UV Index decreases notably to 7, transitioning to a high exposure category with a more manageable 25-minute burn time. Watching the trend unfold, it’s clear that while summer months bring severe UV levels, early fall offers a slight reprieve. For a detailed understanding of the UV Index throughout the year, including seasonal shifts, please visit La Plata UV Index.

Maximum UV Index Levels in La Plata for January

The chart shows the monthly maximum UV Index (UVI) for La Plata in January, 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 January, the maximum UV index in La Plata typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468101314
Data source: La Plata January 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.

January Sunshine in La Plata

In La Plata, Argentina, January shines brightly with an impressive 303 hours of sunshine, setting the stage for the summer's vibrant energy. As the month progresses into February, the days grow even longer, reaching a peak of 320 hours. This trend of abundant sunlight continues into March with 315 hours, creating an ideal backdrop for outdoor activities and exploration. However, as autumn approaches in April and May, the sunshine begins to wane, dropping to 261 and 232 hours, respectively. This gradual decrease continues into winter, where June and July offer the least sunshine, with only 218 and 212 hours. Yet, as spring arrives in August, La Plata experiences a resurgence in sunlight, with 262 hours, paving the way for a stunning November and December, where sunshine flourishes again, peaking at an impressive 386 hours. This cyclical pattern of sun-drenched summers and milder winters creates a dynamic climate, perfect for both residents and visitors alike to enjoy the best of what La Plata has to offer.

Monthly Sunshine Duration in La Plata: January Highlighted

The January sunshine duration represents the total number of hours La Plata experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec303h320h315h261h232h218h212h262h257h306h342h386h
Data source: La Plata January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Plata During January

In La Plata, Argentina, the likelihood of sunshine in January holds a robust 59%, making it one of the sunnier months of the year. This is indicative of a trend where the summer months, particularly January and February, enjoy a higher chance of clear skies compared to the cooler, overcast months like June and September, which dip to 41% and 40% respectively. Interestingly, as the year progresses, the likelihood of sun tends to fluctuate, with October leading the way at 67% before the onset of autumn. With a solid chance of sun in both January and February, this period is ideal for enjoying outdoor activities in the vibrant summer atmosphere of La Plata.

Percentage of Sunny Days in January in La Plata

The chart illustrates the percentage of sunny days in La Plata throughout the year, with January 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 La Plata experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%55%51%69%57%41%60%62%41%67%56%62%
Data source: La Plata January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Plata in January

In La Plata, Argentina, January shines brightest with 14 hours of daylight, inviting vibrant summer activities and long evenings under the sun. As February approaches, the daylight gently decreases to 13 hours, signaling a slow transition into autumn. This trend continues through the months, with March and April showcasing 12 and 11 hours of daylight, respectively, as nature begins to prepare for the cooler season. By May, daylight shortens to 10 hours, marking the onset of winter, which peaks in June at just 9 hours. However, as winter gives way to spring, daylight begins to gradually increase again, reaching 10 hours in both July and August, and slowly climbing back to 14 hours by December. This seasonal rhythm creates a beautiful cycle of light and dark, highlighting the dynamic shifts in La Plata’s climate throughout the year.

Average Daylight Hours in La Plata for January

The chart illustrates the variation in daylight duration in La Plata throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 10m13h 19m12h 14m11h 9m10h 15m9h 49m10h 3m10h 51m11h 53m12h 59m13h 57m14h 26m
Data source: La Plata daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in La Plata

In January, La Plata, Argentina experiences an average wind speed of 4.0 m/s (9 mph), which sets the tone for a breezy summer. As the months progress into February and March, the winds slightly diminish, dropping to 3.8 m/s and 3.4 m/s respectively, creating a more tranquil atmosphere. Interestingly, April sees a modest uptick to 3.5 m/s, before transitioning to the more variable winds of winter. Notably, July boasts the highest average wind speed at 4.2 m/s, aligning with seasonal shifts. The latter half of the year brings gustier conditions in September and November, each hitting 4.5 m/s, while August and October showcase calmer breezes. Overall, the pattern reveals a vibrant dance of winds, with January kicking off a spectrum that balances calm and lively gusts throughout the year.

Average January Wind Speed in La Plata

The chart displays monthly wind speed patterns in La Plata, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.0 m/s3.83.43.53.93.84.23.24.53.74.54.1
Data source: La Plata January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in La Plata Compares to Other Months

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

In comparing the weather between January and February, January tends to be hotter with temperatures peaking at a maximum of 41°C (105°F) compared to February's 35°C (96°F). The average temperature in January is slightly warmer at 24°C (76°F), while February has a cooler average of 23°C (74°F). Precipitation in January is slightly higher at 68 mm (2.7 in) over 6 days, while February sees 61 mm (2.4 in) over 8 days. Additionally, February experiences increased humidity, rising to 61%, compared to January's 50%. For more details on February weather conditions, you can check La Plata weather in February.

In January, the weather can be quite hot, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 41°C (105°F) and an average of 24°C (76°F). The month experiences around 68 mm (2.7 in) of precipitation over 6 days, with humidity levels at 50%. In contrast, March features cooler temperatures, with a minimum of 7°C (45°F), an average of 21°C (70°F), and a maximum of 33°C (93°F). Precipitation is slightly lower at 65 mm (2.5 in) over about 7 days, but humidity rises to 66%. For more details on March weather, visit La Plata weather in March.

In January, the weather is characterized by much warmer temperatures, with daily averages reaching around 24°C (76°F) and maximums soaring up to 41°C (105°F). The humidity is moderate at 50%, and there are about 6 days of precipitation totaling 68 mm (2.7 inches). In contrast, April sees cooler temperatures, with daily averages dropping to 18°C (65°F) and maximums peaking at 31°C (87°F). The month is also wetter, experiencing around 74 mm (2.9 inches) of rain across approximately 8 days, accompanied by a higher humidity level of 80%. For more detailed insights on April's weather, you can visit La Plata weather in April.

In comparing January and May weather, it's clear that January is significantly warmer, with average temperatures around 24°C (76°F) and highs peaking at 41°C (105°F). In contrast, May experiences milder conditions, with an average temperature of only 14°C (58°F) and maximum temperatures reaching 27°C (80°F). While both months receive similar amounts of precipitation—68 mm (2.7 in) in January and 69 mm (2.7 in) in May—the humidity level in May is notably higher at 85%, compared to January's 50%. For a more detailed look at May weather conditions, check out La Plata weather in May.

In January, the weather is characterized by significantly warmer temperatures, ranging from a minimum of 11°C (52°F) to a scorching 41°C (105°F), with an average temperature of 24°C (76°F). The month sees around 68 mm (2.7 in) of precipitation over six days, and humidity levels remain moderate at 50%. In contrast, June experiences much cooler weather, with temperatures dipping to a minimum of -1°C (30°F) and peaking at 24°C (76°F), averaging around 12°C (53°F). Precipitation is slightly lower at 59 mm (2.3 in) over seven days, but humidity levels rise significantly to 80%. This drastic difference highlights the shift from the heat of summer in January to the chill of winter in June. For detailed information about June weather, visit La Plata weather in June.

January and July present strikingly different weather conditions. In January, temperatures soar, with a minimum of 11°C (52°F) and a blistering maximum of 41°C (105°F), making it the height of summer. This month sees an average temperature of 24°C (76°F) and experiences 68 mm (2.7 in) of precipitation over about six days, all while maintaining a moderate humidity of 50%. Conversely, July brings much colder temperatures, with a minimum of -1°C (30°F) and a maximum of 25°C (77°F). The average temperature drops to 10°C (51°F), and the month records 64 mm (2.5 in) of rain over eight days, along with higher humidity at 69%. For a deeper look into July weather specifics, visit La Plata weather in July.

In January, La Plata experiences significantly warmer weather, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 41°C (105°F). The average temperature sits at a comfortable 24°C (76°F), accompanied by 68 mm (2.7 in) of precipitation over about six days, and humidity hovering around 50%. In contrast, August brings much cooler conditions, with temperatures dropping as low as -2°C (29°F) and peaking at 25°C (76°F), creating an average of 12°C (53°F). This month sees less precipitation at 48 mm (1.9 in) spread over five days, and a higher humidity level of 66%. For more detailed insights into August's climate, you can check out La Plata weather in August.

The weather in January and September presents a stark contrast in La Plata. In January, temperatures can soar with a minimum of 11°C (52°F) and a maximum reaching up to 41°C (105°F), while the average hovers around 24°C (76°F). August sees slightly higher precipitation levels at 68 mm (2.7 in) over six days and a relatively moderate humidity of 50%. In comparison, September brings cooler days, with temperatures ranging from a chilly minimum of 1°C (34°F) to an average of 14°C (57°F) and a high of 28°C (82°F). Additionally, September experiences a slight increase in precipitation, totaling 76 mm (3.0 in) over the same number of rainy days but higher humidity at 72%. For more specific details on the weather in September, visit La Plata weather in September.

In January, the weather is noticeably warmer, with temperatures ranging from a minimum of 11°C (52°F) to a scorching maximum of 41°C (105°F), and an average temperature of 24°C (76°F). This month experiences 68 mm (2.7 in) of precipitation over an average of 6 days, combined with a humidity level of 50%. In contrast, October brings a much cooler climate, offering temperatures that vary from a minimum of 3°C (38°F) to a maximum of 34°C (93°F), with an average of 16°C (62°F). October also sees slightly more precipitation at 78 mm (3.1 in) over approximately 9 days, accompanied by a higher humidity of 63%. The distinct differences in temperature and humidity highlight the transition from the heat of summer to the cooler autumn weather. For more details, check La Plata weather in October.

In January, the weather is characterized by warmer temperatures, with a minimum of 11°C (52°F) and an average of 24°C (76°F), peaking at a sweltering 41°C (105°F). The month experiences some rainfall, accumulating to 68 mm (2.7 in) over approximately 6 days, and the humidity level is around 50%. In contrast, November sees cooler conditions, with a minimum temperature of 6°C (44°F), an average of 20°C (68°F), and a maximum of 36°C (97°F). Although November has slightly less rainfall at 64 mm (2.5 in) over 8 days, the humidity rises to 59%. For a detailed look at the weather patterns, you can visit La Plata weather in November.

In January, temperatures soar with a minimum of 11°C (52°F) and a maximum reaching up to 41°C (105°F), resulting in a warm average of 24°C (76°F). The month experiences about 68 mm (2.7 in) of precipitation over approximately 6 days, with humidity around 50%. In contrast, December features slightly cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 37°C (98°F), averaging 22°C (73°F). Precipitation is marginally higher at 71 mm (2.8 in) occurring over 8 days, accompanied by a higher humidity level of 56%. For more detailed information, visit La Plata weather in December.

Compare La Plata's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in La Plata

As January unfolds in La Plata, expect a vibrant contrast to the cooler months, with temperatures soaring to a maximum of 41°C (105°F) and an average warmth that invites outdoor activities. The month brings moderate humidity levels of around 50%, adding a tropical touch to the summer heat. While January does see some rain, with roughly 68 mm over 6 days, it tends to be more about sunshine and warmth than the cooler, wetter conditions characteristic of the fall and winter months. This blend of elevated temperatures and occasional precipitation makes January a dynamic time to experience La Plata's summer charm. For more detailed insights, visit La Plata Climate.