Happy Halloween, San Francisco! This is your weather for Friday, October 31st, 2025.

- Morning starts at a cool 56 degrees, with clear skies

- Daytime high of 63 degrees, perfect for outdoor activities

- Evening temperature dips to about 60 degrees, clear skies continue

- Mild west breeze, ideal for Halloween festivities without weather worries

Have a spooktacular time this Halloween and check back tomorrow for another update.