San Francisco Weather Outlook & Summary
San Francisco is currently 15°C with slight chance drizzle. Today's temperatures are expected between 14°C and 19°C. Precipitation probability is around 15%.
Hourly Forecast (24 Hours)
Scroll horizontally →7-Day Extended Forecast
Daily Highs & LowsToday
09-21
Slight Chance Drizzle
14°
19°
15%
13 km/h
Tue
09-22
Mostly Sunny
14°
21°
1%
13 km/h
Wed
09-23
Patchy Fog then Mostly Sunny
15°
26°
0%
13 km/h
Thu
09-24
Mostly Sunny
16°
24°
0%
13 km/h
Fri
09-25
Mostly Sunny
14°
21°
0%
13 km/h
Sat
09-26
Mostly Sunny
14°
21°
0%
13 km/h
Sun
09-27
Mostly Sunny
20°
20°
1%
13 km/h
Comprehensive Weather Metrics
RealFeel® Temperature
14°
Feels close to actual air temperature
Humidity & Dew Point
90%
Relative atmospheric moisture level
Wind & Gusts
13 km/h
WSW (247.5°)
Atmospheric Pressure
1013 hPa
Low pressure system
UV Index
5 (Moderate)
Minimal UV solar hazard
Cloud Cover
15%
Clear blue skies
Precipitation (Last Hr)
1.5 mm
Active rainfall recorded
Visibility
> 10 km
Horizontal optical clarity
Air Quality Index
Standard: US EPA AQI50Good
Air quality is considered satisfactory, and air pollution poses little or no risk.
Health Advisory
Enjoy outdoor activities. Air quality is ideal for all individuals.
*General public health guidance based on ambient atmospheric concentration. Not medical advice.
Pollutant Concentrations (µg/m³)
PM2.5 (Fine)
10.1
PM10 (Coarse)
16.1
Ozone (O₃)
69
Nitrogen (NO₂)
5.3
Sulphur (SO₂)
0.8
Carbon (CO)
116
Sun & Daylight
Night time (sun below horizon)
Sunrise
6:56 AM
Sunset
7:08 PM
San Francisco Weather Radar & Map
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