Weather in Simi Valley in October
Simi Valley, United States averages a high of 26.2°C (79.2°F) and low of 14.1°C (57.4°F) in October, with 2 rain days and 10.6 hours of daily sunshine. Travel score: 97.6/100 (Excellent). The best time to visit Simi Valley is August.
High
26°C79°F
Low
14°C57°F
🌧️
2
rain days
☀️
10.6
hrs/day sunshine
💧
57%
humidity
98— Excellent
October in Simi Valley is warm and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Simi Valley?
How much does it rain in Simi Valley in October?
Simi Valley receives an average of 17.6mm of rainfall across 2 rainy days in October. The annual total is 375.5mm.
What should I pack for Simi Valley in October?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 12°C from day to night
Traveling to United States in October?
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