Palo Alto, CA Weather & Growing Conditions
Overnight
50°F
Chance Light Rain
A chance of rain before 4am. Mostly cloudy, with a low around 50. Northeast wind around 5 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Chance Light Rain | 5 mph NE | 25% |
| Wednesday | 66°F | Sunny | 3 to 15 mph NNW | 2% |
| Wednesday Night | 50°F | Mostly Cloudy then Patchy Fog | 1 to 14 mph W | 2% |
| Thursday | 70°F | Patchy Fog then Mostly Sunny | 1 to 7 mph NNW | 0% |
| Thursday Night | 48°F | Mostly Clear | 1 to 7 mph NW | 0% |
| Friday | 71°F | Sunny | 0 to 7 mph N | 0% |
| Friday Night | 50°F | Mostly Clear | 0 to 7 mph WNW | 0% |
| Saturday | 74°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 51°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Sunday | 72°F | Mostly Sunny | 0 to 7 mph NNW | 0% |
| Sunday Night | 52°F | Partly Cloudy | 0 to 7 mph W | 0% |
| Monday | 72°F | Mostly Sunny | 0 to 9 mph NW | 2% |
| Monday Night | 51°F | Partly Cloudy | 1 to 9 mph W | 2% |
| Tuesday | 72°F | Sunny | 0 to 7 mph WNW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Palo Alto, CA
Last spring frost
Feb 1
First fall frost
Dec 7
Growing season
310 days
Hardiness zone
10a
Explore more for Palo Alto, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Palo Alto, Ca (1.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.