Weather in Aliso Viejo in December
Aliso Viejo, United States averages a high of 17.8°C (64°F) and low of 8.6°C (47.5°F) in December, with 5 rain days and 8.5 hours of daily sunshine. Travel score: 78.6/100 (Good). The best time to visit Aliso Viejo is August.
High
18°C64°F
Low
9°C47°F
🌧️
5
rain days
☀️
8.5
hrs/day sunshine
💧
70%
humidity
79— Good
December in Aliso Viejo is mild and mostly dry — good for most activities.
What are the average temperatures in Aliso Viejo?
How much does it rain in Aliso Viejo in December?
Aliso Viejo receives an average of 49.1mm of rainfall across 5 rainy days in December. The annual total is 321.8mm.
What should I pack for Aliso Viejo in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting United States in December?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31