Weather in Newport Beach in September
Newport Beach, United States averages a high of 25.6°C (78.1°F) and low of 17.8°C (64°F) in September, with 1 rain days and 11.5 hours of daily sunshine. Travel score: 93.6/100 (Excellent). The best time to visit Newport Beach is July.
High
26°C78°F
Low
18°C64°F
🌧️
1
rain days
☀️
11.5
hrs/day sunshine
💧
76%
humidity
94— Excellent
September in Newport Beach is warm and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Newport Beach?
How much does it rain in Newport Beach in September?
Newport Beach receives an average of 6.7mm of rainfall across 1 rainy days in September. The annual total is 310.6mm.
What should I pack for Newport Beach in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°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