Weather in Pasadena in September
Pasadena, United States averages a high of 30.2°C (86.4°F) and low of 16.7°C (62.1°F) in September, with 1 rain days and 11.7 hours of daily sunshine. Travel score: 98.6/100 (Excellent). The best time to visit Pasadena is August.
High
30°C86°F
Low
17°C62°F
🌧️
1
rain days
☀️
11.7
hrs/day sunshine
💧
56%
humidity
99— Excellent
September in Pasadena is hot and dry — excellent conditions for exploring.
What are the average temperatures in Pasadena?
How much does it rain in Pasadena in September?
Pasadena receives an average of 7.4mm of rainfall across 1 rainy days in September. The annual total is 403.7mm.
What should I pack for Pasadena in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 30°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 14°C from day to night
Traveling to United States in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Pasadena
Popular comparisons:
How can I plan my trip to Pasadena?
What other cities are near Pasadena?
What are other popular cities in United States?
What is the weather like in other months in Pasadena?
Data based on 1994–2024 averages · Last updated: 2024-12-31