Milpitas, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milpitas, a city in Santa Clara County, California.
Today
91°F
Sunny
Sunny. High near 91, with temperatures falling to around 88 in the afternoon. West wind 2 to 8 mph.
7-day forecast for Milpitas
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Sunny | 2 to 8 mph W | 0% |
| Tonight | 61°F | Mostly Clear | 1 to 8 mph W | 0% |
| Wednesday | 89°F | Sunny | 1 to 8 mph WSW | 0% |
| Wednesday Night | 61°F | Mostly Clear | 1 to 8 mph W | 0% |
| Thursday | 87°F | Sunny | 1 to 8 mph W | 0% |
| Thursday Night | 62°F | Mostly Clear | 1 to 8 mph WNW | 0% |
| Friday | 91°F | Sunny | 1 to 8 mph WNW | 0% |
| Friday Night | 64°F | Mostly Clear | 1 to 8 mph W | 0% |
| Saturday | 91°F | Sunny | 1 to 9 mph WNW | 0% |
| Saturday Night | 65°F | Mostly Clear | 2 to 9 mph W | 0% |
| Sunday | 87°F | Sunny | 2 to 9 mph W | 0% |
| Sunday Night | 61°F | Mostly Clear | 5 to 9 mph WSW | 0% |
| Monday | 83°F | Sunny | 3 to 9 mph WSW | 0% |
| Monday Night | 59°F | Mostly Clear | 5 to 9 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Milpitas (37.433, -121.891). Updated through the day.
Growing snapshot for Milpitas
Last spring frost
Jan 12
First fall frost
Dec 22
Growing season
347 days
Hardiness zone
10a
More local growing data for Milpitas: nearby ZIP 95035 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, San Jose, Ca (6.2 mi from Milpitas). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.