Alhambra, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alhambra, a city in Los Angeles County, California.
Overnight
54°F
Mostly Clear
Mostly clear, with a low around 54. North wind around 5 mph.
7-day forecast for Alhambra
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Clear | 5 mph N | 0% |
| Wednesday | 76°F | Sunny | 0 to 5 mph WNW | 0% |
| Wednesday Night | 56°F | Partly Cloudy | 5 mph NNW | 0% |
| Thursday | 80°F | Mostly Sunny | 5 mph NNW | 0% |
| Thursday Night | 57°F | Mostly Clear | 5 to 10 mph NNW | 0% |
| Friday | 84°F | Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 58°F | Clear | 0 to 10 mph NNE | 0% |
| Saturday | 85°F | Sunny | 0 to 5 mph NNE | 0% |
| Saturday Night | 61°F | Clear | 0 to 10 mph NNE | 0% |
| Sunday | 86°F | Sunny | 0 to 5 mph SE | 0% |
| Sunday Night | 62°F | Mostly Clear | 0 to 10 mph NNE | 0% |
| Monday | 84°F | Sunny | 0 to 5 mph S | 0% |
| Monday Night | 61°F | Partly Cloudy | 0 to 5 mph NNW | 1% |
| Tuesday | 82°F | Sunny | 0 to 5 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Alhambra (34.084, -118.136). Updated through the day.
Growing snapshot for Alhambra
Last spring frost
Jan 4
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
More local growing data for Alhambra: nearby ZIP 91801 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, San Gabriel Fire Dept, Ca (1.6 mi from Alhambra). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.