Weather in Des Plaines in August
Des Plaines, United States averages a high of 27°C (80.6°F) and low of 18.8°C (65.8°F) in August, with 10 rain days and 11.3 hours of daily sunshine. Travel score: 83.2/100 (Excellent). The best time to visit Des Plaines is September.
High
27°C81°F
Low
19°C66°F
🌧️
10
rain days
☀️
11.3
hrs/day sunshine
💧
72%
humidity
83— Excellent
August in Des Plaines is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Des Plaines?
How much does it rain in Des Plaines in August?
Des Plaines receives an average of 93.2mm of rainfall across 10 rainy days in August. The annual total is 933.4mm.
What should I pack for Des Plaines in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United States in August?
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