San Leandro, CA Weather & Growing Conditions
Tonight
51°F
Chance Light Rain
A chance of rain before 4am. Partly cloudy, with a low around 51. Northeast wind around 6 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Chance Light Rain | 6 mph NE | 25% |
| Wednesday | 67°F | Sunny | 2 to 8 mph NNW | 2% |
| Wednesday Night | 51°F | Mostly Cloudy | 1 to 6 mph NE | 2% |
| Thursday | 71°F | Mostly Sunny | 5 mph NNE | 0% |
| Thursday Night | 50°F | Mostly Clear | 3 mph WNW | 0% |
| Friday | 72°F | Sunny | 1 to 5 mph NNE | 0% |
| Friday Night | 51°F | Mostly Clear | 0 to 5 mph NNE | 0% |
| Saturday | 75°F | Sunny | 1 to 5 mph NNE | 0% |
| Saturday Night | 52°F | Mostly Clear | 1 to 5 mph NW | 0% |
| Sunday | 73°F | Mostly Sunny | 1 to 5 mph NNW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 0 to 5 mph WSW | 0% |
| Monday | 71°F | Partly Sunny | 1 to 6 mph W | 2% |
| Monday Night | 53°F | Partly Cloudy | 1 to 6 mph W | 2% |
| Tuesday | 70°F | Mostly Sunny | 1 to 6 mph N | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Leandro, CA
Last spring frost
Jan 7
First fall frost
Dec 23
Growing season
356 days
Hardiness zone
10a
Explore more for San Leandro, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Oakland Metro Intl Ap, Ca (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.