San Francisco, California Weather:
Sunday, October 18, 2026
Sunny Weather
Day 75°
Night 61°
Precipitation 20 %
Wind 5 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (October 18, 2025)
Cloudy Night

Day

79°

Night

55°

Wind

7 mph

Precipitation

0 %