# Frost dates for Washington, DC (20001)

**Do this (Safe, 2026-11-02):** Frost season started Oct 26. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Apr 11 | Oct 26 | 198 |
| Median | Mar 29 | Nov 8 | 224 |
| Bold (9 in 10 years later) | Mar 15 | Nov 23 | 253 |

Frost = 32°F. Station: Natl Arboretum Dc, MD, 3 mi away.

## Next nights (NWS overnight low)

- 2026-11-02: 46°F — Go (tonight)
- 2026-11-03: 52°F — Go
- 2026-11-04: 59°F — Go
- 2026-11-05: 58°F — Go
- 2026-11-06: 53°F — Go
- 2026-11-07: 48°F — Go
- 2026-11-08: 48°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 Natl Arboretum Dc, MD (3 mi, about your height). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/dc/washington · JSON: https://frostdatecalculator.com/p/dc/washington?format=json