Weather in Walnut Creek in August
Walnut Creek, United States averages a high of 28.3°C (82.9°F) and low of 14.7°C (58.5°F) in August, with 0 rain days and 12.8 hours of daily sunshine. Travel score: 96.6/100 (Excellent). The best time to visit Walnut Creek is September.
High
28°C83°F
Low
15°C58°F
🌧️
0
rain days
☀️
12.8
hrs/day sunshine
💧
67%
humidity
97— Excellent
August in Walnut Creek is hot and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Walnut Creek?
How much does it rain in Walnut Creek in August?
Walnut Creek receives an average of 1.6mm of rainfall across 0 rainy days in August. The annual total is 469.8mm.
What should I pack for Walnut Creek in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧴
Sunscreen SPF 30+
13 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 14°C from day to night
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