Weather in Petaluma in August
Petaluma, United States averages a high of 26.5°C (79.7°F) and low of 13.5°C (56.3°F) in August, with 0 rain days and 12.6 hours of daily sunshine. Travel score: 96.4/100 (Excellent). The best time to visit Petaluma is August.
High
27°C80°F
Low
14°C56°F
🌧️
0
rain days
☀️
12.6
hrs/day sunshine
💧
70%
humidity
96— Excellent
August in Petaluma is warm and dry — ideal for sightseeing and outdoor activities.
What are the average temperatures in Petaluma?
How much does it rain in Petaluma in August?
Petaluma receives an average of 1.1mm of rainfall across 0 rainy days in August. The annual total is 685.2mm.
What should I pack for Petaluma in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
13 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Evening jacket or cardigan
Temperature drops 13°C from day to night
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Data based on 1994–2024 averages · Last updated: 2024-12-31