Norwalk, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Norwalk, a city in Los Angeles County, California.
This Afternoon
76°F
Mostly Sunny
Mostly sunny, with a high near 76. West southwest wind 5 to 10 mph.
7-day forecast for Norwalk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Mostly Sunny | 5 to 10 mph WSW | 0% |
| Tonight | 57°F | Mostly Clear | 0 to 10 mph NNW | 0% |
| Wednesday | 77°F | Sunny | 0 to 5 mph NW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 5 mph NNW | 0% |
| Thursday | 82°F | Sunny | 5 mph N | 0% |
| Thursday Night | 59°F | Mostly Clear | 5 mph NNW | 0% |
| Friday | 85°F | Sunny | 5 mph N | 0% |
| Friday Night | 61°F | Clear | 5 to 10 mph N | 0% |
| Saturday | 88°F | Sunny | 0 to 5 mph N | 0% |
| Saturday Night | 63°F | Mostly Clear | 5 to 10 mph NNW | 0% |
| Sunday | 88°F | Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 65°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Monday | 85°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Monday Night | 63°F | Partly Cloudy | 0 to 5 mph ESE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Norwalk (33.908, -118.083). Updated through the day.
Growing snapshot for Norwalk
Growing season
365 days
Hardiness zone
10b
More local growing data for Norwalk: nearby ZIP 90650 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Fullerton Muni Ap, Ca (6.4 mi from Norwalk). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.