Port Alexander, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Alexander, a city in Prince Of Wales-Hyder Census Area County, Alaska.
Overnight
50°F
Rain Showers
Rain showers. Cloudy, with a low around 50. South wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Port Alexander
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Rain Showers | 15 mph S | 96% |
| Saturday | 60°F | Rain Showers | 15 to 20 mph S | 100% |
| Saturday Night | 50°F | Rain Showers | 15 to 20 mph S | 100% |
| Sunday | 58°F | Showers And Thunderstorms | 15 to 20 mph S | 94% |
| Sunday Night | 48°F | Showers And Thunderstorms | 5 to 20 mph S | 96% |
| Monday | 59°F | Showers And Thunderstorms | 5 mph S | 96% |
| Monday Night | 47°F | Showers And Thunderstorms | 5 to 15 mph S | 100% |
| Tuesday | 59°F | Rain Showers | 10 to 15 mph SE | 100% |
| Tuesday Night | 46°F | Rain Showers | 10 mph S | 82% |
| Wednesday | 58°F | Rain Showers | 10 mph SE | 87% |
| Wednesday Night | 46°F | Rain Showers | 5 to 10 mph SE | 81% |
| Thursday | 59°F | Chance Rain Showers | 5 mph SE | 53% |
| Thursday Night | 46°F | Chance Rain Showers | 5 mph SE | 30% |
| Friday | 59°F | Chance Rain Showers | 5 mph SE | 45% |
Forecast source: National Weather Service (api.weather.gov) for Port Alexander (56.238, -134.653). Updated through the day.
Growing snapshot for Port Alexander
Last spring frost
Apr 18
First fall frost
Nov 5
Growing season
198 days
More local growing data for Port Alexander: nearby ZIP 99836 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Coffman Cove
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Whale Pass
Climate data from the nearest NOAA station, Port Alexander, Ak (0.3 mi from Port Alexander). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.