# Frost dates for Saginaw, MI (48601)

**Do this (Safe, 2026-11-02):** Frost season started Oct 5. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | May 13 | Oct 5 | 145 |
| Median | Apr 29 | Oct 21 | 175 |
| Bold (9 in 10 years later) | Apr 14 | Nov 2 | 202 |

Frost = 32°F. Station: Saginaw #3, MI, 1 mi away.

## Next nights (NWS overnight low)

- 2026-11-02: 57°F — Go (tonight)
- 2026-11-03: 62°F — Go
- 2026-11-04: 53°F — Go
- 2026-11-05: 46°F — Go
- 2026-11-06: 42°F — Go
- 2026-11-07: 36°F — Cover
- 2026-11-08: 38°F — Wait

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 Saginaw #3, MI (1 mi, about your height). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/mi/saginaw · JSON: https://frostdatecalculator.com/p/mi/saginaw?format=json