Holtville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Holtville, a city in Imperial County, California.
Today
79°F
Sunny
Sunny. High near 79, with temperatures falling to around 75 in the afternoon. East southeast wind around 0 mph.
7-day forecast for Holtville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Sunny | 0 mph | 0% |
| Tonight | 57°F | Partly Cloudy | 0 to 10 mph WSW | 0% |
| Wednesday | 79°F | Sunny | 0 to 10 mph WNW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 0 mph | 0% |
| Thursday | 80°F | Sunny | 0 to 5 mph NNW | 0% |
| Thursday Night | 57°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Friday | 83°F | Sunny | 5 to 10 mph NNW | 0% |
| Friday Night | 60°F | Clear | 5 mph NNW | 0% |
| Saturday | 84°F | Sunny | 0 to 10 mph N | 0% |
| Saturday Night | 60°F | Mostly Clear | 0 mph | 0% |
| Sunday | 84°F | Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 61°F | Partly Cloudy | 0 mph | 1% |
| Monday | 84°F | Mostly Sunny | 0 mph | 0% |
| Monday Night | 61°F | Mostly Clear | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov) for Holtville (32.814, -115.378). Updated through the day.
Growing snapshot for Holtville
Last spring frost
Jan 3
First fall frost
Dec 27
Growing season
363 days
Hardiness zone
10a
More local growing data for Holtville: nearby ZIP 92249 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, El Centro 2 Ssw, Ca (5.4 mi from Holtville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.