Weather in Ontario in April
Ontario, United States averages a high of 22.2°C (72°F) and low of 9.9°C (49.8°F) in April, with 4 rain days and 11.5 hours of daily sunshine. Travel score: 88.5/100 (Excellent). The best time to visit Ontario is July.
High
22°C72°F
Low
10°C50°F
🌧️
4
rain days
☀️
11.5
hrs/day sunshine
💧
64%
humidity
89— Excellent
April in Ontario is warm and mostly dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Ontario?
How much does it rain in Ontario in April?
Ontario receives an average of 26mm of rainfall across 4 rainy days in April. The annual total is 403.1mm.
What should I pack for Ontario in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 22°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 12°C from day to night
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Data based on 1994–2024 averages · Last updated: 2024-12-31