Weather in San Tan Valley in January
San Tan Valley, United States averages a high of 18.3°C (64.9°F) and low of 5.1°C (41.2°F) in January, with 4 rain days and 9 hours of daily sunshine. Travel score: 81.5/100 (Excellent). The best time to visit San Tan Valley is May.
High
18°C65°F
Low
5°C41°F
🌧️
4
rain days
☀️
9
hrs/day sunshine
💧
50%
humidity
82— Excellent
January in San Tan Valley is mild and mostly dry — excellent conditions for exploring.
What are the average temperatures in San Tan Valley?
How much does it rain in San Tan Valley in January?
San Tan Valley receives an average of 32.6mm of rainfall across 4 rainy days in January. The annual total is 242.7mm.
What should I pack for San Tan Valley in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧥
Evening jacket or cardigan
Temperature drops 13°C from day to night
🧴
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