# Frost dates for New Haven, CT (06510)

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

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | May 1 | Oct 11 | 163 |
| Median | Apr 17 | Oct 27 | 193 |
| Bold (9 in 10 years later) | Apr 2 | Nov 8 | 220 |

Frost = 32°F. Station: New Haven Tweed AP, CT, 4 mi away.

## Next nights (NWS overnight low)

- 2026-11-02: 45°F — Go (tonight)
- 2026-11-03: 48°F — Go
- 2026-11-04: 54°F — Go
- 2026-11-05: 56°F — Go
- 2026-11-06: 51°F — Go
- 2026-11-07: 45°F — Go
- 2026-11-08: 41°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 New Haven Tweed AP, CT (4 mi, about your height). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/ct/new-haven · JSON: https://frostdatecalculator.com/p/ct/new-haven?format=json