# Frost dates for Lancaster, CA (93535)

**Do this (Safe, 2026-11-02):** Frost season started Oct 17. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Apr 23 | Oct 17 | 177 |
| Median | Apr 3 | Nov 1 | 212 |
| Bold (9 in 10 years later) | Mar 8 | Nov 14 | 251 |

Frost = 32°F. Station: Lancaster Wm J Fox Fld, CA, 4 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 42°F — Go (tonight)
- 2026-11-02: 46°F — Go
- 2026-11-03: 43°F — Go
- 2026-11-04: 45°F — Go
- 2026-11-05: 46°F — Go
- 2026-11-06: 48°F — Go
- 2026-11-07: 48°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 Lancaster Wm J Fox Fld, CA (4 mi, 59 ft lower than you). Not endorsed by NOAA. Nights: National Weather Service.

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