Weather in St. Catharines in July
St. Catharines, Canada averages a high of 26°C (78.8°F) and low of 19.4°C (66.9°F) in July, with 10 rain days and 12.6 hours of daily sunshine. Travel score: 82/100 (Excellent). The best time to visit St. Catharines is August.
High
26°C79°F
Low
19°C67°F
🌧️
10
rain days
☀️
12.6
hrs/day sunshine
💧
73%
humidity
82— Excellent
July in St. Catharines is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in St. Catharines?
How much does it rain in St. Catharines in July?
St. Catharines receives an average of 83.1mm of rainfall across 10 rainy days in July. The annual total is 934.7mm.
What should I pack for St. Catharines in July?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 26°C
🧴
Sunscreen SPF 30+
13 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Canada in July?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31