Weather in San Leandro in December
San Leandro, United States averages a high of 13.8°C (56.8°F) and low of 6.4°C (43.5°F) in December, with 10 rain days and 6.9 hours of daily sunshine. Travel score: 61.9/100 (Good). The best time to visit San Leandro is September.
High
14°C57°F
Low
6°C44°F
🌧️
10
rain days
☀️
6.9
hrs/day sunshine
💧
79%
humidity
62— Good
December in San Leandro is cool and occasionally wet — good for most activities.
What are the average temperatures in San Leandro?
How much does it rain in San Leandro in December?
San Leandro receives an average of 101.4mm of rainfall across 10 rainy days in December. The annual total is 522.7mm.
What should I pack for San Leandro in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 14°C
🧶
Sweaters and warm layers
Layer up for comfort
🎉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