# Frost dates for Hesperia, CA (92345)

**Do this (Safe, 2026-11-02):** 9 days until first frost (Nov 11). Protect tender plants.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Apr 3 | Nov 11 | 222 |
| Median | Feb 28 | Dec 1 | 276 |
| Bold (9 in 10 years later) | Feb 1 | Dec 16 | 318 |

Frost = 32°F. Station: Hesperia 2E, CA, 3 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 42°F — Go (tonight)
- 2026-11-02: 46°F — Go
- 2026-11-03: 45°F — Go
- 2026-11-04: 47°F — Go
- 2026-11-05: 48°F — Go
- 2026-11-06: 49°F — Go
- 2026-11-07: 49°F — Go

Go above 40°F · Wait 37–40°F · Cover 36°F or less · Freeze 28°F or less.

Source: Frost dates: NOAA NCEI U.S. Climate Normals 1991–2020, station Hesperia 2E, CA (3 mi, 354 ft lower than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/ca/hesperia · JSON: https://frostdatecalculator.com/p/ca/hesperia?format=json