Weather in Santa Monica in September
Santa Monica, United States averages a high of 28.6°C (83.5°F) and low of 17.3°C (63.1°F) in September, with 1 rain days and 11.5 hours of daily sunshine. Travel score: 97.5/100 (Excellent). The best time to visit Santa Monica is August.
High
29°C83°F
Low
17°C63°F
🌧️
1
rain days
☀️
11.5
hrs/day sunshine
💧
65%
humidity
98— Excellent
September in Santa Monica is hot and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Santa Monica?
How much does it rain in Santa Monica in September?
Santa Monica receives an average of 4.2mm of rainfall across 1 rainy days in September. The annual total is 336.1mm.
What should I pack for Santa Monica in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to United States 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