Morgan Hill, CA Weather & Growing Conditions
Tonight
54°F
Mostly Clear then Patchy Fog
Patchy fog after 3am. Mostly clear, with a low around 54. West southwest wind 1 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Clear then Patchy Fog | 1 to 8 mph WSW | 0% |
| Saturday | 86°F | Patchy Fog then Mostly Sunny | 1 to 7 mph WSW | 0% |
| Saturday Night | 56°F | Partly Cloudy | 2 to 6 mph NW | 0% |
| Sunday | 81°F | Partly Sunny | 5 mph W | 2% |
| Sunday Night | 54°F | Mostly Cloudy | 5 mph W | 2% |
| Monday | 82°F | Mostly Sunny | 2 to 6 mph WSW | 0% |
| Monday Night | 55°F | Partly Cloudy then Patchy Fog | 2 to 6 mph SW | 0% |
| Tuesday | 86°F | Patchy Fog then Sunny | 2 to 6 mph SW | 0% |
| Tuesday Night | 58°F | Mostly Clear | 0 to 6 mph WSW | 0% |
| Wednesday | 95°F | Sunny | 1 to 5 mph SSW | 0% |
| Wednesday Night | 63°F | Mostly Clear | 1 to 5 mph NNW | 0% |
| Thursday | 96°F | Sunny | 1 to 7 mph SSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 2 to 7 mph W | 0% |
| Friday | 90°F | Sunny | 2 to 8 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morgan Hill, CA
Last spring frost
Feb 24
First fall frost
Nov 27
Growing season
277 days
Hardiness zone
9b
Explore more for Morgan Hill, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Gilroy, Ca (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.