Old Harbor, AK Weather & Growing Conditions
Today
50°F
Light Rain
Rain. Cloudy, with a high near 50. Northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 50°F | Light Rain | 15 to 20 mph NE | 90% |
| Tonight | 44°F | Light Rain | 20 to 30 mph N | 76% |
| Sunday | 50°F | Rain Showers Likely | 10 to 20 mph NW | 58% |
| Sunday Night | 38°F | Chance Rain Showers | 5 to 15 mph W | 54% |
| Monday | 47°F | Rain Showers Likely | 5 mph NW | 69% |
| Monday Night | 39°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NW | 55% |
| Tuesday | 49°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NW | 18% |
| Tuesday Night | 37°F | Partly Cloudy | 5 to 10 mph NW | 5% |
| Wednesday | 50°F | Mostly Sunny then Slight Chance Rain Showers | 5 mph W | 15% |
| Wednesday Night | 41°F | Rain Showers Likely | 5 mph S | 67% |
| Thursday | 51°F | Rain Showers | 5 to 15 mph SE | 77% |
| Thursday Night | 46°F | Rain Showers | 15 mph S | 86% |
| Friday | 52°F | Rain Showers | 15 mph SW | 83% |
| Friday Night | 46°F | Rain Showers | 10 to 15 mph S | 79% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Old Harbor, AK
Last spring frost
May 5
First fall frost
Oct 3
Growing season
151 days
Explore more for Old Harbor, AK: full frost dates · planting calendar · Alaska frost dates
Climate data from the nearest NOAA station, Kodiak Ap, Ak (48.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.