Climate and monthly weather forecast
La Plata, Argentina

The city of La Plata, situated in Argentina, experiences a Humid subtropical climate (according to the Köppen climate classification as Cfa). This signifies that there is no distinct dry season throughout the year and a substantial amount of moisture content exists in the atmosphere. The climate remains fairly constant across the year with some variance in temperatures, rainfall, and daylight hours.

A perusal of the climate data indicates a distinct pattern in temperature changes across the year. It progressively cools down from the start of the year, reaching its lowest in July, with an average high-temperature of 14.3°C (57.7°F) and a low-temperature of 5.5°C (41.9°F). From there, it gradually increases again reaching its peak in January, where it exhibits a high average temperature measuring 28.8°C (83.8°F) and a low of 17.2°C (63°F).

The distribution of rainfall throughout the year indicates the absence of a distinct dry season. However, there's a yearly high in rain values around March and October, with rainfall measures of 118mm (4.65") and 111mm (4.37") respectively. The month experiencing the least rainfall is June, recording a lower 55mm (2.17"). The number of rain days per months remains fairly consistent, fluctuating from 6 to 9 days through the year.

Relative humidity, on the other hand, is the highest from June to July with values escalating up to 83%. January and December witness the least humidity levels around 70-71%.

La Plata experiences the most daylight during December and January, averaging around 14 to 14.5 hours per day. Conversely, it gets the least amount of sunlight in June, with only an approximate 9.8 daylight hours.

To maximize the pleasant weather conditions during the visit, it'd be ideal to plan it between March and June or between September and November. During these periods, the temperatures moderately range from 18.1°C (64.6°F) to 25.4°C (77.7°F), providing a more comfortable climate for outdoor activities. Additionally, the city experiences a relatively lower rainfall in these periods compared to other months, which makes these periods better for avoiding heavy rainy days.

Due to the significantly cooler temperatures and increased rainfall, July could be considered as a less optimal time for a visit. Temperatures during this period can drop down to a chilly 5.5°C (41.9°F). Moreover, July is part of the period when the city sees less sunlight with average daily sunshine of 4.1 hours.

Spring in La Plata falls from September to November and is characterized by gradually rising temperatures and increasing rainfall levels from 66mm (2.6") in September to 93mm (3.66") in November. During this season, temperatures fall within the range of 15.8°C (60.4°F) to 23.7°C (74.7°F). The city also experiences increasing daylight hours, allowing for extended outdoor activities.

Summer in La Plata extends from December to February. December to February sees daylight hours at their peak with approximately 14 hours per day, accommodating ample time for sightseeing and outdoor pursuits. Despite the frequent rains, the city enjoys high temperatures - January being the highest - fluctuating between 27.8°C (82°F) to 28.8°C (83.8°F).

Autumn in La Plata occupies the months from March to May with temperature levels subsequently falling from 25.4°C (77.7°F) to 18.1°C (64.6°F) during these months. Concurrently, rainfall tends to decrease as well from March’s peak 118mm (4.65") to near about 74mm (2.91") in May. Length of daylight hours decreases slowly as the autumn progresses.

June to August marks winter in La Plata. These months display the lowest temperatures with the overall lowest in July, dropping as low as 5.5°C (41.9°F). Although it's not the period with the highest rainfall, winter rainfall is still considerable, with August experiencing an average rainfall of 58mm (2.28"). It's also the season with the least average daylight hours.

January marks the height of summer in La Plata, Argentina. With high temperatures reaching 28.8°C (83.8°F), residents and travelers can expect a welcoming warmth. Despite the elevated temperatures during the day, evenings descend into a cooler, more comfortable 17.2°C (63°F). Weather in January »

La Plata in February continues the trend of warm temperatures but with slightly less intensity than its predecessor, January. It's worth noting that February's temperature highs hover around 27.8°C (82°F). As February progresses, the city steadily adapts to the decreasing duration of daylight, with the shift not drastically affecting the city's energetic lifestyle. Weather in February »

March ushers in the fall season in La Plata, inducing a notable decrease in temperature. Relative humidity can be seen peaking at 78%, lending to the temperate weather of March. The city basks in cooler daytimes, and the temperature plummets further at night. Weather in March »

April is distinctly different from the warm start of the year, experiencing a remarkable decline in temperature. During this time, the maximum rainfall is recorded at 74mm (2.91"). The drop in temperature is noticeable, especially during the evening, with the city experiencing its first brush with the winter chill. Weather in April »

May brings forth a change in the climate, signaling a transition towards the colder months of the year. A slight decrease in rainfall compared to April hits 74mm (2.91"). La Plata in May enjoys fewer hours of sunshine, but this does not deter the city's vibrant aura. Weather in May »

As the first month of winter in La Plata, June experiences a significant dip in temperature. The month records a low daytime temperature of 14.7°C (58.5°F), indicating a substantial change from previous months. June is characterized by shorter days and reserved sunshine, making it an authentic winter month. Weather in June »

July extends the winter season, maintaining much of the coolness that arrived in June. July's temperature drops further to 14.3°C (57.7°F) in daytime, marking the coldest month in La Plata. The city embraces the heart of winter, with the influence of the cold weather seeping into everyday life. Weather in July »

August, though still technically part of winter, shows the first signs of the upcoming spring. Daytime temperatures rise slightly, hitting an average of 15.8°C (60.4°F). August maintains the cool of the previous winter months while simultaneously preparing for spring's arrival. Weather in August »

September introduces spring in La Plata. Although it does not record the highest rainfall, rates sit at a moderate 74mm (2.91"). The increase in sunshine hours and warmer temperatures are indicators of the arrival of spring. September carries the winter's coolness in its evenings while relishing in the warmth of sunny afternoons. Weather in September »

October in La Plata is characterized by a clear shift in weather patterns. Relative humidity takes a dip compared to the previous month, dropping to 78%. October's weather extends the pleasantness of spring while inching towards the warmth of the approaching summer. Weather in October »

November sees a continued increase in temperature, indicating the onset of summer. La Plata's maximum average temperature in November hits 23.7°C (74.7°F). The city braces for summer, with extended daylight hours and rising temperatures. Weather in November »

December welcomes summer in full swing, with the highest temperature peaking at 27.1°C (80.8°F). Despite the rising temperature, relative humidity decreases to 70%, offering some relief. La Plata in December is bustling with activity, enjoying the peak of daylight hours. Weather in December »