Last updated: August 22, 2025
In June, the average temperature in San Justo, Argentina hovers around 12°C (55°F). While the minimum can drop to a chilly -1°C (30°F), highs can reach a pleasant 26°C (80°F). Expect about 72 mm (2.9 in) of precipitation spread over 7 days, with an average humidity of 82% making for a moderately damp environment.
In June in San Justo, the average temperature is 12°C (55°F). The maximum can reach 26°C (80°F), and the minimum can be as low as -1°C (30°F). This makes San Justo a versatile travel destination, suitable for outdoor activities in mild weather as well as cozy indoor experiences during cooler days.
In San Justo in June, the precipitation amount is 72 mm (2.9 in) over the course of 7 days.
In San Justo in June, humidity is 82%. With an average temperature of 12°C (55°F), this humidity feels like a heavy blanket wrapping around you, making even a simple walk feel laborious and sticky, which can be quite exhausting for traveling.
In San Justo in June, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in San Justo for better planning.
UV Risk Categories
Weather in San Justo varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in San Justo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 25°C (78°F) | 125 mm (4.9 inches) | 54% | extreme |
| February Weather | 24°C (75°F) | 103 mm (4.1 inches) | 61% | extreme |
| March Weather | 22°C (71°F) | 95 mm (3.7 inches) | 69% | extreme |
| April Weather | 19°C (67°F) | 94 mm (3.7 inches) | 79% | very high |
| May Weather | 15°C (59°F) | 97 mm (3.8 inches) | 85% | moderate |
| June Weather | 12°C (55°F) | 72 mm (2.9 inches) | 82% | moderate |
| July Weather | 11°C (53°F) | 59 mm (2.3 inches) | 69% | moderate |
| August Weather | 13°C (56°F) | 81 mm (3.2 inches) | 65% | high |
| September Weather | 16°C (61°F) | 90 mm (3.5 inches) | 70% | very high |
| October Weather | 18°C (65°F) | 112 mm (4.4 inches) | 63% | extreme |
| November Weather | 22°C (72°F) | 71 mm (2.8 inches) | 60% | extreme |
| December Weather | 24°C (75°F) | 128 mm (5.0 inches) | 63% | extreme |