# Frost dates for Lynnwood, WA (98037)

**Do this (Safe, 2026-11-02):** Frost season started Oct 31. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | Mar 29 | Oct 31 | 216 |
| Median | Mar 9 | Nov 17 | 253 |
| Bold (9 in 10 years later) | Feb 15 | Dec 7 | 295 |

Frost = 32°F. Station: Everett Snohomish AP, WA, 6 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 40°F — Wait (tonight)
- 2026-11-02: 44°F — Go
- 2026-11-03: 40°F — Wait
- 2026-11-04: 47°F — Go
- 2026-11-05: 47°F — Go
- 2026-11-06: 44°F — Go
- 2026-11-07: 47°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 Everett Snohomish AP, WA (6 mi, 171 ft higher than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/wa/lynnwood · JSON: https://frostdatecalculator.com/p/wa/lynnwood?format=json