# Frost dates for Sitka, AK (99835)

**Do this (Safe, 2026-11-02):** Frost season started Oct 1. Keep covers ready for cold nights.

| Risk | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Safe (1 in 10 years later) | May 19 | Oct 1 | 135 |
| Median | May 3 | Oct 18 | 168 |
| Bold (9 in 10 years later) | Apr 16 | Nov 7 | 205 |

Frost = 32°F. Station: Sitka 1 NE, AK, 9 mi away.

## Next nights (NWS overnight low)

- 2026-11-01: 37°F — Wait (tonight)
- 2026-11-02: 40°F — Wait
- 2026-11-03: 45°F — Go
- 2026-11-04: 43°F — Go
- 2026-11-05: 42°F — Go
- 2026-11-06: 40°F — Wait
- 2026-11-07: 38°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 Sitka 1 NE, AK (9 mi, 118 ft lower than you). Not endorsed by NOAA. Nights: National Weather Service.

Page: https://frostdatecalculator.com/p/ak/sitka · JSON: https://frostdatecalculator.com/p/ak/sitka?format=json