Newport Beach, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newport Beach, a city in Orange County, California.
Today
71°F
Mostly Sunny
Mostly sunny, with a high near 71. Southwest wind 0 to 10 mph.
7-day forecast for Newport Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Tonight | 69°F | Mostly Cloudy | 0 to 5 mph W | 0% |
| Wednesday | 72°F | Partly Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 69°F | Partly Cloudy | 0 to 10 mph SW | 0% |
| Thursday | 73°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Thursday Night | 70°F | Partly Cloudy | 5 to 10 mph SW | 0% |
| Friday | 72°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Friday Night | 70°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Saturday | 76°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 70°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Sunday | 76°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Sunday Night | 70°F | Partly Cloudy | 5 to 10 mph S | 2% |
| Monday | 75°F | Mostly Sunny | 5 to 10 mph S | 2% |
| Monday Night | 69°F | Partly Cloudy | 5 to 10 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov) for Newport Beach (33.597, -117.890). Updated through the day.
Growing snapshot for Newport Beach
Growing season
365 days
Hardiness zone
10b
More local growing data for Newport Beach: nearby ZIP 92662 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Newport Beach Harbor, Ca (0.5 mi from Newport Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.