Harman US

Cypress, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cypress, a city in Orange County, California.

Overnight
68°F
Mostly Cloudy
Mostly cloudy, with a low around 68. West wind around 0 mph.

7-day forecast for Cypress

WhenTempForecastWindPrecip
Overnight 68°F Mostly Cloudy 0 mph 0%
Tuesday 83°F Mostly Sunny 0 to 10 mph SW 0%
Tuesday Night 68°F Partly Cloudy 0 to 10 mph W 0%
Wednesday 83°F Mostly Sunny 0 to 10 mph S 0%
Wednesday Night 69°F Partly Cloudy 0 to 10 mph SW 0%
Thursday 83°F Mostly Sunny 0 to 10 mph SW 0%
Thursday Night 70°F Partly Cloudy 0 to 10 mph S 0%
Friday 82°F Mostly Sunny 0 to 10 mph S 0%
Friday Night 70°F Partly Cloudy 0 to 10 mph S 0%
Saturday 86°F Sunny 0 to 10 mph S 0%
Saturday Night 70°F Mostly Clear 0 to 10 mph S 0%
Sunday 85°F Sunny 0 to 10 mph S 0%
Sunday Night 70°F Partly Cloudy 5 to 10 mph S 1%
Monday 83°F Mostly Sunny 5 to 10 mph S 1%

Forecast source: National Weather Service (api.weather.gov) for Cypress (33.818, -118.038). Updated through the day.

Growing snapshot for Cypress

Growing season
365 days
Hardiness zone
10a

More local growing data for Cypress: nearby ZIP 90630 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Fullerton Muni Ap, Ca (5 mi from Cypress). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.