Weather in Grand Forks in May
Grand Forks, United States averages a high of 18.3°C (64.9°F) and low of 7.2°C (45°F) in May, with 11 rain days and 10.8 hours of daily sunshine. Travel score: 73.3/100 (Good). The best time to visit Grand Forks is August.
High
18°C65°F
Low
7°C45°F
🌧️
11
rain days
☀️
10.8
hrs/day sunshine
💧
64%
humidity
73— Good
May in Grand Forks is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Grand Forks?
How much does it rain in Grand Forks in May?
Grand Forks receives an average of 83.2mm of rainfall across 11 rainy days in May. The annual total is 620.4mm.
What should I pack for Grand Forks 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 United States 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