# Frost dates for Middletown, DE (19709)

**Do this (Safe, 2026-11-03):** Frost season started Oct 19. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Apr 21 | Oct 19 | 181 |
| Median | Apr 7 | Nov 2 | 209 |
| Bold (9 in 10 years later) | Mar 26 | Nov 17 | 236 |

Frost = 32°F. Station: Newark Ag Farm, DE, 16 mi away.

## Next nights (NWS overnight low)

- 2026-11-03: 48°F — Go (tonight)
- 2026-11-04: 58°F — Go
- 2026-11-05: 61°F — Go
- 2026-11-06: 51°F — Go
- 2026-11-07: 43°F — Go
- 2026-11-08: 42°F — Go
- 2026-11-09: 40°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 Newark Ag Farm, DE (16 mi, 56 ft higher than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/de/middletown · JSON: https://frostdatecalculator.com/p/de/middletown?format=json