Weather in Saint John in May
Saint John, Canada averages a high of 13.5°C (56.3°F) and low of 6.1°C (43°F) in May, with 12 rain days and 9.3 hours of daily sunshine. Travel score: 61.9/100 (Good). The best time to visit Saint John is August.
High
14°C56°F
Low
6°C43°F
🌧️
12
rain days
☀️
9.3
hrs/day sunshine
💧
77%
humidity
62— Good
May in Saint John is cool and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Saint John?
How much does it rain in Saint John in May?
Saint John receives an average of 103.5mm of rainfall across 12 rainy days in May. The annual total is 1340.1mm.
What should I pack for Saint John in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 14°C
🧶
Sweaters and warm layers
Layer up for comfort
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