# Frost dates for Madera, CA (93637)

**Do this (Safe, 2026-11-02):** 12 days until first frost (Nov 14). Protect tender plants.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Mar 17 | Nov 14 | 242 |
| Median | Feb 12 | Nov 30 | 291 |
| Bold (9 in 10 years later) | Jan 6 | Jan 3 | -3 |

Frost = 32°F. Station: Madera Muni AP, CA, 2 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 46°F — Go (tonight)
- 2026-11-02: 48°F — Go
- 2026-11-03: 48°F — Go
- 2026-11-04: 47°F — Go
- 2026-11-05: 46°F — Go
- 2026-11-06: 47°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 Madera Muni AP, CA (2 mi, about your height). Not endorsed by NOAA. Nights: National Weather Service.

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