Palo Alto, CA Weather & Growing Conditions
This Afternoon
78°F
Sunny
Sunny. High near 78, with temperatures falling to around 76 in the afternoon. North northwest wind 5 to 14 mph, with gusts as high as 18 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Sunny | 5 to 14 mph NNW | 0% |
| Tonight | 57°F | Mostly Cloudy | 5 to 13 mph WNW | 0% |
| Sunday | 73°F | Mostly Cloudy | 3 to 10 mph WNW | 1% |
| Sunday Night | 57°F | Mostly Cloudy | 3 to 10 mph W | 1% |
| Monday | 75°F | Mostly Sunny | 3 to 13 mph WSW | 0% |
| Monday Night | 57°F | Partly Cloudy | 2 to 13 mph WSW | 0% |
| Tuesday | 76°F | Mostly Sunny | 2 to 13 mph WSW | 0% |
| Tuesday Night | 57°F | Mostly Clear | 1 to 13 mph WSW | 0% |
| Wednesday | 83°F | Sunny | 0 to 13 mph W | 0% |
| Wednesday Night | 60°F | Mostly Clear | 0 to 13 mph W | 0% |
| Thursday | 86°F | Sunny | 0 to 14 mph W | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 to 14 mph W | 0% |
| Friday | 80°F | Mostly Sunny | 0 to 14 mph W | 0% |
| Friday Night | 58°F | Partly Cloudy | 2 to 14 mph WSW | 0% |
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 Sep 20, 2026.