Morgan Hill, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Morgan Hill, a city in Santa Clara County, California.
This Afternoon
83°F
Sunny
Sunny. High near 83, with temperatures falling to around 81 in the afternoon. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Morgan Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Sunny | 6 to 10 mph NW | 0% |
| Tonight | 55°F | Mostly Clear then Areas Of Fog | 1 to 9 mph S | 0% |
| Saturday | 87°F | Areas Of Fog then Mostly Sunny | 0 to 6 mph SSW | 0% |
| Saturday Night | 56°F | Mostly Cloudy | 1 to 5 mph WNW | 0% |
| Sunday | 82°F | Partly Sunny | 3 mph W | 2% |
| Sunday Night | 54°F | Mostly Cloudy then Patchy Fog | 3 mph W | 2% |
| Monday | 82°F | Patchy Fog then Mostly Sunny | 5 mph WSW | 0% |
| Monday Night | 55°F | Partly Cloudy then Patchy Fog | 1 to 5 mph SW | 0% |
| Tuesday | 86°F | Patchy Fog then Sunny | 1 to 5 mph SW | 0% |
| Tuesday Night | 58°F | Mostly Clear | 0 to 5 mph W | 0% |
| Wednesday | 96°F | Sunny | 0 to 5 mph WSW | 0% |
| Wednesday Night | 64°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 97°F | Sunny | 1 to 6 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 1 to 6 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Morgan Hill (37.132, -121.642). Updated through the day.
Growing snapshot for Morgan Hill
Last spring frost
Feb 24
First fall frost
Nov 27
Growing season
277 days
Hardiness zone
9b
More local growing data for Morgan Hill: nearby ZIP 95037 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Gilroy, Ca (11.1 mi from Morgan Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.