AirNow · California
Air quality in San Francisco
Right now19Good
Air quality is good. It's a fine day to be outside. Main pollutant: ozone. Measured 18:00 PDT.
Forecast
Today
fine particles (PM2.5)55 · Moderate
fine particles (PM2.5)55 · Moderate
Thu, Oct 8
fine particles (PM2.5)53 · Moderate
fine particles (PM2.5)53 · Moderate
Fri, Oct 9
fine particles (PM2.5)Moderate
fine particles (PM2.5)Moderate
Sat, Oct 10
fine particles (PM2.5)Moderate
fine particles (PM2.5)Moderate
From AirNow (forecast by Bay Area Air District), checked every 30 minutes. Current readings are preliminary.