# Frost dates for Des Moines, IA (50309)

**Do this (Safe, 2026-11-02):** Frost season started Oct 4. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | May 2 | Oct 4 | 155 |
| Median | Apr 18 | Oct 20 | 185 |
| Bold (9 in 10 years later) | Apr 4 | Nov 1 | 211 |

Frost = 32°F. Station: Des Moines Intl AP, IA, 3 mi away.

## Next nights (NWS overnight low)

- 2026-11-02: 60°F — Go (tonight)
- 2026-11-03: 47°F — Go
- 2026-11-04: 44°F — Go
- 2026-11-05: 42°F — Go
- 2026-11-06: 40°F — Wait
- 2026-11-07: 41°F — Go
- 2026-11-08: 42°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 Des Moines Intl AP, IA (3 mi, 72 ft higher than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/s/iowa · JSON: https://frostdatecalculator.com/s/iowa?format=json