Weather in Ontario in July
Ontario, United States averages a high of 32.3°C (90.1°F) and low of 18.4°C (65.1°F) in July, with 0 rain days and 13.7 hours of daily sunshine. Travel score: 99.6/100 (Excellent). The best time to visit Ontario is July.
High
32°C90°F
Low
18°C65°F
🌧️
0
rain days
☀️
13.7
hrs/day sunshine
💧
56%
humidity
100— Excellent
July in Ontario is hot and dry — excellent conditions for exploring.
What are the average temperatures in Ontario?
How much does it rain in Ontario in July?
Ontario receives an average of 1.7mm of rainfall across 0 rainy days in July. The annual total is 403.1mm.
What should I pack for Ontario in July?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light, breathable clothing
Hot weather with highs around 32°C
🧢
Sun hat or cap
Protection from intense sun
🧴
Sunscreen SPF 30+
14 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 14°C from day to night
Traveling to United States in July?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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What is the weather like in other months in Ontario?
Data based on 1994–2024 averages · Last updated: 2024-12-31