Mill Bay, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mill Bay, a community in Kodiak Island Borough County, Alaska.
Today
45°F
Rain Showers
Rain showers. Cloudy, with a high near 45. North wind around 5 mph. Chance of precipitation is 80%.
7-day forecast for Mill Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 45°F | Rain Showers | 5 mph N | 75% |
| Tonight | 38°F | Rain Showers | 10 mph SW | 75% |
| Wednesday | 44°F | Chance Rain Showers | 5 to 10 mph S | 38% |
| Wednesday Night | 36°F | Chance Rain Showers | 5 mph E | 45% |
| Thursday | 43°F | Chance Light Rain | 10 to 15 mph N | 49% |
| Thursday Night | 34°F | Light Rain Likely then Rain And Snow Likely | 15 to 20 mph NW | 65% |
| Friday | 42°F | Rain And Snow Likely | 10 to 15 mph NW | 65% |
| Friday Night | 34°F | Light Rain Likely | 10 mph NW | 58% |
| Saturday | 41°F | Light Rain Likely | 10 mph N | 58% |
| Saturday Night | 33°F | Chance Light Rain | 5 to 10 mph N | 45% |
| Sunday | 40°F | Chance Light Rain | 5 mph N | 39% |
| Sunday Night | 33°F | Light Rain Likely | 5 to 10 mph N | 63% |
| Monday | 41°F | Light Rain Likely | 10 mph N | 63% |
| Monday Night | 33°F | Rain And Snow Likely | 10 to 15 mph NE | 58% |
Forecast source: National Weather Service (api.weather.gov) for Mill Bay (57.816, -152.368). Updated through the day.
Growing snapshot for Mill Bay
Last spring frost
May 9
First fall frost
Oct 4
Growing season
148 days
More local growing data for Mill Bay: nearby ZIP 99644 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Akhiok
Aleneva
Chiniak
Karluk
Kodiak
Kodiak Station
Larsen Bay
Old Harbor
Ouzinkie
Port Lions
Womens Bay
Climate data from the nearest NOAA station, Ouzinkie, Ak (4.5 mi from Mill Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.