Weather in San Antonio in September
San Antonio, Paraguay averages a high of 26.5°C (79.7°F) and low of 16.6°C (61.9°F) in September, with 8 rain days and 9.2 hours of daily sunshine. Travel score: 83.7/100 (Excellent). The best time to visit San Antonio is August.
High
27°C80°F
Low
17°C62°F
🌧️
8
rain days
☀️
9.2
hrs/day sunshine
💧
68%
humidity
84— Excellent
September in San Antonio is warm and occasionally wet — excellent conditions for exploring.
What are the average temperatures in San Antonio?
How much does it rain in San Antonio in September?
San Antonio receives an average of 104.4mm of rainfall across 8 rainy days in September. The annual total is 1547.1mm.
What should I pack for San Antonio in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (8 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Paraguay in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31