Weather in Lake Forest in May
Lake Forest, United States averages a high of 21.2°C (70.2°F) and low of 13°C (55.4°F) in May, with 2 rain days and 12.6 hours of daily sunshine. Travel score: 89.1/100 (Excellent). The best time to visit Lake Forest is August.
High
21°C70°F
Low
13°C55°F
🌧️
2
rain days
☀️
12.6
hrs/day sunshine
💧
74%
humidity
89— Excellent
May in Lake Forest is mild and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Lake Forest?
How much does it rain in Lake Forest in May?
Lake Forest receives an average of 11.4mm of rainfall across 2 rainy days in May. The annual total is 357.4mm.
What should I pack for Lake Forest in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
🧴
Sunscreen SPF 30+
13 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
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