Weather in St. Louis in July
St. Louis, United States averages a high of 31.1°C (88°F) and low of 21.5°C (70.7°F) in July, with 10 rain days and 12.2 hours of daily sunshine. Travel score: 85/100 (Excellent). The best time to visit St. Louis is September.
High
31°C88°F
Low
22°C71°F
🌧️
10
rain days
☀️
12.2
hrs/day sunshine
💧
69%
humidity
85— Excellent
July in St. Louis is hot and occasionally wet — excellent conditions for exploring.
What are the average temperatures in St. Louis?
How much does it rain in St. Louis in July?
St. Louis receives an average of 100.1mm of rainfall across 10 rainy days in July. The annual total is 1091.3mm.
What should I pack for St. Louis in July?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 31°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
🎉Visiting United States in July?
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