Mon Sep 21st, '26 - Daily Weather for San Francisco

Good morning! Happy Monday to you! This is your weather for September 21st, 2026 in the beautiful city of San Francisco. I hope you're starting your day with a smile. Let's dive into what Mother Nature has in store for you today. - Morning temperatures at 55 degrees with overcast skies - Daytime high of 67 degrees, mostly cloudy at 95% - Evening cooling down to about 60 degrees, clouds persist - Gentle west-southwest winds at 5 mph, gusting up to 10 mph Well, that's the scoop on today's weather. I hope you make the most of this cloudy day. Remember, I'll be here tomorrow with another update just for you.