Weather in Mount Prospect in August
Mount Prospect, United States averages a high of 26.6°C (79.9°F) and low of 19.1°C (66.4°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 Mount Prospect is September.
High
27°C80°F
Low
19°C66°F
🌧️
10
rain days
☀️
11.3
hrs/day sunshine
💧
72%
humidity
83— Excellent
August in Mount Prospect is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Mount Prospect?
How much does it rain in Mount Prospect in August?
Mount Prospect receives an average of 92.7mm of rainfall across 10 rainy days in August. The annual total is 923.8mm.
What should I pack for Mount Prospect 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