San Francisco, CA Weather & Growing Conditions
Today
69°F
Sunny
Sunny. High near 69, with temperatures falling to around 67 in the afternoon. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Sunny | 5 to 10 mph WSW | 1% |
| Tonight | 58°F | Partly Cloudy | 5 to 9 mph WSW | 1% |
| Wednesday | 69°F | Mostly Sunny | 5 to 9 mph WSW | 1% |
| Wednesday Night | 59°F | Partly Cloudy | 2 to 9 mph WSW | 0% |
| Thursday | 68°F | Mostly Sunny | 2 to 9 mph WSW | 0% |
| Thursday Night | 59°F | Partly Cloudy | 5 to 9 mph WSW | 0% |
| Friday | 71°F | Mostly Sunny | 5 to 10 mph WSW | 0% |
| Friday Night | 60°F | Partly Cloudy | 5 to 10 mph WSW | 0% |
| Saturday | 70°F | Mostly Sunny | 5 to 9 mph WSW | 0% |
| Saturday Night | 61°F | Partly Cloudy | 9 mph SW | 0% |
| Sunday | 68°F | Sunny | 7 to 13 mph WSW | 0% |
| Sunday Night | 59°F | Partly Cloudy | 13 mph WSW | 0% |
| Monday | 66°F | Mostly Sunny | 13 mph SW | 0% |
| Monday Night | 59°F | Partly Cloudy | 9 to 13 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Francisco, CA
Growing season
365 days
Hardiness zone
10b
Explore more for San Francisco, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, San Francisco Dwtn, Ca (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.