Highlands, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Highlands, a community in San Mateo County, California.
This Afternoon
65°F
Sunny
Sunny. High near 65, with temperatures falling to around 61 in the afternoon. North northwest wind 9 to 18 mph, with gusts as high as 29 mph.
7-day forecast for Highlands
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Sunny | 9 to 18 mph NNW | 1% |
| Tonight | 51°F | Mostly Cloudy | 5 to 21 mph NW | 1% |
| Thursday | 70°F | Sunny | 3 to 10 mph NNW | 0% |
| Thursday Night | 51°F | Mostly Clear | 2 to 10 mph N | 0% |
| Friday | 71°F | Sunny | 2 to 8 mph N | 0% |
| Friday Night | 51°F | Mostly Clear | 2 to 8 mph NE | 0% |
| Saturday | 76°F | Sunny | 5 mph NNE | 0% |
| Saturday Night | 52°F | Mostly Clear | 3 to 8 mph NW | 0% |
| Sunday | 71°F | Mostly Sunny | 3 to 9 mph NNW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 2 to 9 mph NW | 0% |
| Monday | 69°F | Mostly Sunny | 3 to 10 mph NW | 0% |
| Monday Night | 53°F | Partly Cloudy | 2 to 10 mph NW | 1% |
| Tuesday | 69°F | Mostly Sunny | 2 to 7 mph NNW | 1% |
| Tuesday Night | 54°F | Partly Cloudy | 3 to 7 mph W | 10% |
Forecast source: National Weather Service (api.weather.gov) for Highlands (37.520, -122.346). Updated through the day.
Growing snapshot for Highlands
Last spring frost
Dec 29
First fall frost
Dec 26
Growing season
365 days
Hardiness zone
10a
More local growing data for Highlands: nearby ZIP 94402 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, San Francisco Intl Ap, Ca (5.8 mi from Highlands). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.