Weather in Rialto in January
Rialto, United States averages a high of 16.9°C (62.4°F) and low of 5°C (41°F) in January, with 6 rain days and 8.7 hours of daily sunshine. Travel score: 76.9/100 (Good). The best time to visit Rialto is June.
High
17°C62°F
Low
5°C41°F
🌧️
6
rain days
☀️
8.7
hrs/day sunshine
💧
62%
humidity
77— Good
January in Rialto is mild and mostly dry — good for most activities.
What are the average temperatures in Rialto?
How much does it rain in Rialto in January?
Rialto receives an average of 76mm of rainfall across 6 rainy days in January. The annual total is 400.2mm.
What should I pack for Rialto in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 17°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting United States in January?
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