Weather in Guelph in May
Guelph, Canada averages a high of 18.4°C (65.1°F) and low of 7.9°C (46.2°F) in May, with 11 rain days and 10.7 hours of daily sunshine. Travel score: 73.6/100 (Good). The best time to visit Guelph is August.
High
18°C65°F
Low
8°C46°F
🌧️
11
rain days
☀️
10.7
hrs/day sunshine
💧
67%
humidity
74— Good
May in Guelph is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Guelph?
How much does it rain in Guelph in May?
Guelph receives an average of 84.4mm of rainfall across 11 rainy days in May. The annual total is 876.9mm.
What should I pack for Guelph in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to Canada in May?
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