San Francisco, CA Weather & Growing Conditions
This Afternoon
66°F
Mostly Sunny
Mostly sunny. High near 66, with temperatures falling to around 63 in the afternoon. West northwest wind 7 to 12 mph, with gusts as high as 18 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Mostly Sunny | 7 to 12 mph WNW | 1% |
| Tonight | 53°F | Mostly Cloudy | 1 to 9 mph NNW | 1% |
| Thursday | 68°F | Sunny | 1 to 7 mph NNE | 0% |
| Thursday Night | 54°F | Mostly Clear | 1 to 7 mph E | 0% |
| Friday | 68°F | Mostly Sunny | 2 to 6 mph N | 0% |
| Friday Night | 54°F | Mostly Clear | 0 to 6 mph NE | 0% |
| Saturday | 72°F | Sunny | 5 mph N | 0% |
| Saturday Night | 57°F | Mostly Clear | 5 mph NW | 0% |
| Sunday | 64°F | Mostly Sunny | 2 to 6 mph NNW | 0% |
| Sunday Night | 58°F | Partly Cloudy | 1 to 6 mph WNW | 0% |
| Monday | 64°F | Partly Sunny | 2 to 7 mph NW | 0% |
| Monday Night | 57°F | Partly Cloudy then Patchy Fog | 1 to 7 mph WNW | 1% |
| Tuesday | 64°F | Patchy Fog then Mostly Sunny | 2 to 7 mph NNW | 1% |
| Tuesday Night | 58°F | Partly Cloudy | 2 to 7 mph WSW | 10% |
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 (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.