Weather in Santo Tomé in September
Santo Tomé, Argentina averages a high of 21.8°C (71.2°F) and low of 11.6°C (52.9°F) in September, with 5 rain days and 9.6 hours of daily sunshine. Travel score: 85.2/100 (Excellent). The best time to visit Santo Tomé is January.
High
22°C71°F
Low
12°C53°F
🌧️
5
rain days
☀️
9.6
hrs/day sunshine
💧
66%
humidity
85— Excellent
September in Santo Tomé is mild and mostly dry — excellent conditions for exploring.
What are the average temperatures in Santo Tomé?
How much does it rain in Santo Tomé in September?
Santo Tomé receives an average of 61.3mm of rainfall across 5 rainy days in September. The annual total is 1053.3mm.
What should I pack for Santo Tomé in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 22°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Argentina 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