Weather in Río Grande in September
Río Grande, Argentina averages a high of 7.1°C (44.8°F) and low of 1.3°C (34.3°F) in September, with 7 rain days and 8.8 hours of daily sunshine. Travel score: 57.4/100 (Mixed). The best time to visit Río Grande is February.
High
7°C45°F
Low
1°C34°F
🌧️
7
rain days
☀️
8.8
hrs/day sunshine
💧
74%
humidity
57— Mixed
September in Río Grande is cold and mostly dry — mixed conditions — plan indoor alternatives.
What are the average temperatures in Río Grande?
How much does it rain in Río Grande in September?
Río Grande receives an average of 26.1mm of rainfall across 7 rainy days in September. The annual total is 458mm.
What should I pack for Río Grande in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 7°C
🧶
Sweaters and warm layers
Layer up for comfort
🧤
Warm gloves
Cold nights around 1°C
🧣
Warm scarf
Protect against cold winds
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