33.7456°N/117.8678°W
When to plant in Santa Ana
California, United States · Hot semi-arid (Köppen BSh)
Last spring frost · safe
—
safe planting date
First fall frost · safe
—
safe harvest-by date
Frost-free days
365
Climate zone
Hot semi-arid
Köppen BSh
85/100 confidence
◇ Station-based
The frost date shown is the safe date (~10% frost risk); the typical median is shown alongside. Your microclimate can shift things ±1–2 weeks.
Full crop calendar
Same climate — Hot semi-arid
Source: Curated · based on NOAA GHCN-Daily 1991–2020 normal · Köppen–Geiger classification (Beck et al. 2023) · crop windows from FAO ECOCROP references. How we calculate this →
Also see frost dates for Santa Ana.