Weather in San Diego in October
San Diego, United States averages a high of 23°C (73.4°F) and low of 15.1°C (59.2°F) in October, with 2 rain days and 10.4 hours of daily sunshine. Travel score: 91.2/100 (Excellent). The best time to visit San Diego is July.
High
23°C73°F
Low
15°C59°F
🌧️
2
rain days
☀️
10.4
hrs/day sunshine
💧
74%
humidity
91— Excellent
October in San Diego is warm and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in San Diego?
How much does it rain in San Diego in October?
San Diego receives an average of 13.2mm of rainfall across 2 rainy days in October. The annual total is 290.5mm.
What should I pack for San Diego in October?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
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