Menlo Park, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Menlo Park, a city in Santa Clara County, California.
Tonight
50°F
Chance Light Rain then Mostly Cloudy
A chance of rain before 10pm. Mostly cloudy, with a low around 50. East southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Menlo Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Chance Light Rain then Mostly Cloudy | 6 mph ESE | 37% |
| Wednesday | 67°F | Sunny | 2 to 12 mph N | 2% |
| Wednesday Night | 50°F | Mostly Cloudy then Patchy Fog | 2 to 12 mph NW | 0% |
| Thursday | 70°F | Patchy Fog then Mostly Sunny | 2 to 7 mph NNW | 0% |
| Thursday Night | 49°F | Mostly Clear then Patchy Fog | 2 to 7 mph WSW | 0% |
| Friday | 72°F | Patchy Fog then Sunny | 2 to 7 mph NNE | 0% |
| Friday Night | 52°F | Clear | 1 to 7 mph SE | 0% |
| Saturday | 74°F | Sunny | 1 to 6 mph NE | 0% |
| Saturday Night | 52°F | Mostly Clear | 1 to 6 mph WNW | 0% |
| Sunday | 73°F | Mostly Sunny | 1 to 7 mph NNW | 0% |
| Sunday Night | 53°F | Partly Cloudy | 1 to 7 mph W | 0% |
| Monday | 71°F | Partly Sunny | 1 to 9 mph W | 1% |
| Monday Night | 52°F | Mostly Cloudy | 1 to 9 mph W | 1% |
| Tuesday | 71°F | Mostly Sunny | 1 to 7 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Menlo Park (37.480, -122.148). Updated through the day.
Growing snapshot for Menlo Park
Last spring frost
Feb 1
First fall frost
Dec 7
Growing season
310 days
Hardiness zone
9b
More local growing data for Menlo Park: nearby ZIP 94301 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Palo Alto, Ca (0.5 mi from Menlo Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.