Weather in San Salvador in September
San Salvador, El Salvador averages a high of 27.7°C (81.9°F) and low of 21°C (69.8°F) in September, with 28 rain days and 9.3 hours of daily sunshine. Travel score: 65.6/100 (Good). The best time to visit San Salvador is February.
High
28°C82°F
Low
21°C70°F
🌧️
28
rain days
☀️
9.3
hrs/day sunshine
💧
88%
humidity
66— Good
September in San Salvador is warm and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in San Salvador?
How much does it rain in San Salvador in September?
San Salvador receives an average of 284.8mm of rainfall across 28 rainy days in September. The annual total is 1531.1mm.
What should I pack for San Salvador in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧥
Waterproof jacket
Frequent rain expected (28 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting El Salvador in September?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31