Weather in Santa Monica in December
Santa Monica, United States averages a high of 18.4°C (65.1°F) and low of 7.1°C (44.8°F) in December, with 5 rain days and 8.4 hours of daily sunshine. Travel score: 79.6/100 (Good). The best time to visit Santa Monica is August.
High
18°C65°F
Low
7°C45°F
🌧️
5
rain days
☀️
8.4
hrs/day sunshine
💧
64%
humidity
80— Good
December in Santa Monica is mild and mostly dry — good for most activities.
What are the average temperatures in Santa Monica?
How much does it rain in Santa Monica in December?
Santa Monica receives an average of 58.7mm of rainfall across 5 rainy days in December. The annual total is 336.1mm.
What should I pack for Santa Monica 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