Weather in La Mesa in December
La Mesa, United States averages a high of 17.8°C (64°F) and low of 8°C (46.4°F) in December, with 5 rain days and 8.6 hours of daily sunshine. Travel score: 78.5/100 (Good). The best time to visit La Mesa is August.
High
18°C64°F
Low
8°C46°F
🌧️
5
rain days
☀️
8.6
hrs/day sunshine
💧
68%
humidity
79— Good
December in La Mesa is mild and mostly dry — good for most activities.
What are the average temperatures in La Mesa?
How much does it rain in La Mesa in December?
La Mesa receives an average of 46mm of rainfall across 5 rainy days in December. The annual total is 294.1mm.
What should I pack for La Mesa 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