Santa Cruz, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Santa Cruz, a city in Santa Cruz County, California.
Today
72°F
Slight Chance Drizzle then Mostly Sunny
A slight chance of drizzle before 9am. Mostly sunny. High near 72, with temperatures falling to around 70 in the afternoon. South wind 1 to 6 mph. Chance of precipitation is 20%.
7-day forecast for Santa Cruz
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Slight Chance Drizzle then Mostly Sunny | 1 to 6 mph S | 15% |
| Tonight | 55°F | Patchy Fog then Mostly Cloudy | 0 mph | 0% |
| Wednesday | 74°F | Partly Sunny | 0 to 5 mph SSW | 0% |
| Wednesday Night | 56°F | Patchy Fog | 1 mph WNW | 0% |
| Thursday | 79°F | Mostly Sunny | 0 to 6 mph W | 0% |
| Thursday Night | 58°F | Partly Cloudy | 0 to 3 mph NW | 0% |
| Friday | 85°F | Sunny | 0 to 7 mph NW | 0% |
| Friday Night | 59°F | Partly Cloudy | 0 to 6 mph NW | 0% |
| Saturday | 78°F | Mostly Sunny | 0 to 6 mph NW | 0% |
| Saturday Night | 58°F | Partly Cloudy | 0 to 5 mph WNW | 0% |
| Sunday | 78°F | Mostly Sunny | 0 to 7 mph WNW | 0% |
| Sunday Night | 56°F | Partly Cloudy then Areas Of Fog | 1 to 6 mph WNW | 0% |
| Monday | 73°F | Areas Of Fog then Mostly Sunny | 1 to 7 mph WSW | 0% |
| Monday Night | 55°F | Partly Cloudy | 0 to 6 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Santa Cruz (36.974, -122.035). Updated through the day.
Growing snapshot for Santa Cruz
Last spring frost
Jan 29
First fall frost
Dec 13
Growing season
323 days
Hardiness zone
9b
More local growing data for Santa Cruz: nearby ZIP 95064 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Santa Cruz, Ca (3.3 mi from Santa Cruz). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.