Weather in Oak Lawn in May
Oak Lawn, United States averages a high of 20.5°C (68.9°F) and low of 10.8°C (51.4°F) in May, with 12 rain days and 10.4 hours of daily sunshine. Travel score: 73.8/100 (Good). The best time to visit Oak Lawn is September.
High
21°C69°F
Low
11°C51°F
🌧️
12
rain days
☀️
10.4
hrs/day sunshine
💧
70%
humidity
74— Good
May in Oak Lawn is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Oak Lawn?
How much does it rain in Oak Lawn in May?
Oak Lawn receives an average of 114.7mm of rainfall across 12 rainy days in May. The annual total is 996.1mm.
What should I pack for Oak Lawn 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+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
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