Weather in San Justo in September
San Justo, Argentina averages a high of 18.4°C (65.1°F) and low of 9.2°C (48.6°F) in September, with 6 rain days and 9 hours of daily sunshine. Travel score: 75.9/100 (Good). The best time to visit San Justo is December.
High
18°C65°F
Low
9°C49°F
🌧️
6
rain days
☀️
9
hrs/day sunshine
💧
72%
humidity
76— Good
September in San Justo is mild and mostly dry — good for most activities.
What are the average temperatures in San Justo?
How much does it rain in San Justo in September?
San Justo receives an average of 66.6mm of rainfall across 6 rainy days in September. The annual total is 932mm.
What should I pack for San Justo in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting Argentina in September?
Don't miss any public holidays — check before you book!
Compare San Justo
Popular comparisons:
How can I plan my trip to San Justo?
What other cities are near San Justo?
What are other popular cities in Argentina?
What is the weather like in other months in San Justo?
Data based on 1994–2024 averages · Last updated: 2024-12-31