Los Altos Hills, CA Weather & Growing Conditions
Overnight
54°F
Partly Cloudy
Partly cloudy, with a low around 54. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Partly Cloudy | 3 mph SW | 0% |
| Saturday | 83°F | Patchy Fog then Sunny | 1 to 7 mph N | 0% |
| Saturday Night | 53°F | Partly Cloudy | 2 to 6 mph WSW | 0% |
| Sunday | 76°F | Patchy Fog then Mostly Cloudy | 5 mph W | 3% |
| Sunday Night | 53°F | Mostly Cloudy | 1 to 5 mph W | 3% |
| Monday | 78°F | Patchy Fog then Mostly Sunny | 1 to 5 mph W | 1% |
| Monday Night | 53°F | Partly Cloudy | 1 to 5 mph WSW | 1% |
| Tuesday | 81°F | Patchy Fog then Sunny | 1 to 5 mph WSW | 0% |
| Tuesday Night | 54°F | Mostly Clear | 0 to 3 mph WSW | 0% |
| Wednesday | 89°F | Sunny | 0 to 5 mph WSW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 0 to 3 mph NNW | 0% |
| Thursday | 91°F | Sunny | 0 to 5 mph WNW | 0% |
| Thursday Night | 58°F | Mostly Clear | 1 to 5 mph W | 0% |
| Friday | 84°F | Mostly Sunny | 1 to 5 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Los Altos Hills, CA
Last spring frost
Mar 21
First fall frost
Dec 15
Growing season
275 days
Hardiness zone
9b
Explore more for Los Altos Hills, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Skyline Ridge Preserve, Ca (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.