Holtville, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Holtville, a city in Imperial County, California.
Today
110°F
Sunny
Sunny, with a high near 110. Heat index values as high as 115. Southeast wind 5 to 15 mph.
7-day forecast for Holtville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 110°F | Sunny | 5 to 15 mph SE | 2% |
| Tonight | 84°F | Mostly Clear | 10 to 15 mph SE | 2% |
| Wednesday | 109°F | Sunny | 10 mph SE | 0% |
| Wednesday Night | 85°F | Mostly Clear | 5 to 10 mph SE | 0% |
| Thursday | 110°F | Sunny | 5 mph SSE | 1% |
| Thursday Night | 86°F | Mostly Clear | 5 to 10 mph SE | 1% |
| Friday | 112°F | Sunny | 5 mph SSE | 1% |
| Friday Night | 87°F | Mostly Clear | 5 mph SSE | 1% |
| Saturday | 112°F | Sunny | 5 mph SSE | 1% |
| Saturday Night | 87°F | Mostly Clear | 10 mph SSE | 1% |
| Sunday | 110°F | Sunny | 10 mph SSE | 4% |
| Sunday Night | 85°F | Mostly Clear | 10 mph SSE | 1% |
| Monday | 108°F | Sunny | 10 mph SSE | 4% |
| Monday Night | 84°F | Mostly Clear | 5 to 10 mph SE | 3% |
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 Aug 4, 2026.