# Frost dates for Gary, IN (46407)

**Do this (Safe, 2026-11-02):** Frost season started Oct 15. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | May 8 | Oct 15 | 160 |
| Median | Apr 22 | Oct 27 | 188 |
| Bold (9 in 10 years later) | Apr 7 | Nov 9 | 216 |

Frost = 32°F. Station: Indiana Dunes Nl, IN, 14 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 55°F — Go (tonight)
- 2026-11-02: 59°F — Go
- 2026-11-03: 59°F — Go
- 2026-11-04: 49°F — Go
- 2026-11-05: 46°F — Go
- 2026-11-06: 43°F — Go
- 2026-11-07: 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 Indiana Dunes Nl, IN (14 mi, 85 ft higher than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/in/gary · JSON: https://frostdatecalculator.com/p/in/gary?format=json