Weather in Des Moines in August
Des Moines, United States averages a high of 28.1°C (82.6°F) and low of 18.9°C (66°F) in August, with 9 rain days and 11.3 hours of daily sunshine. Travel score: 84.5/100 (Excellent). The best time to visit Des Moines is September.
High
28°C83°F
Low
19°C66°F
🌧️
9
rain days
☀️
11.3
hrs/day sunshine
💧
72%
humidity
85— Excellent
August in Des Moines is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Des Moines?
How much does it rain in Des Moines in August?
Des Moines receives an average of 89.3mm of rainfall across 9 rainy days in August. The annual total is 886.3mm.
What should I pack for Des Moines in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting United States in August?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31