Unalaska, AK Weather & Growing Conditions
Today
38°F
Chance Snow Showers
A chance of snow showers. Partly sunny, with a high near 38. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 38°F | Chance Snow Showers | 15 to 20 mph NW | 54% |
| Tonight | 33°F | Chance Snow Showers | 20 to 25 mph W | 53% |
| Thursday | 38°F | Snow Showers Likely | 15 to 20 mph W | 57% |
| Thursday Night | 31°F | Chance Snow Showers | 10 to 15 mph W | 42% |
| Friday | 38°F | Chance Snow Showers | 5 to 10 mph SW | 41% |
| Friday Night | 32°F | Slight Chance Snow Showers then Mostly Cloudy | 5 to 10 mph NW | 22% |
| Saturday | 37°F | Partly Sunny then Slight Chance Light Snow | 5 mph N | 21% |
| Saturday Night | 32°F | Slight Chance Light Snow then Mostly Cloudy | 5 mph N | 21% |
| Sunday | 38°F | Partly Sunny | 0 to 5 mph N | 12% |
| Sunday Night | 33°F | Rain And Snow Likely | 5 mph N | 55% |
| Monday | 37°F | Rain And Snow Likely | 5 to 15 mph N | 55% |
| Monday Night | 32°F | Chance Light Snow | 15 to 25 mph NW | 48% |
| Tuesday | 37°F | Light Snow Likely | 15 to 30 mph NW | 69% |
| Tuesday Night | 31°F | Light Snow | 15 mph W | 79% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Unalaska, AK
Last spring frost
May 6
First fall frost
Oct 18
Growing season
164 days
Explore more for Unalaska, AK: full frost dates · planting calendar · Alaska frost dates
Climate data from the nearest NOAA station, Dutch Harbor, Ak (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.