Port Alexander, AK Weather & Growing Conditions
This Afternoon
56°F
Rain Showers
Rain showers. Cloudy, with a high near 56. South wind around 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Rain Showers | 15 mph S | 91% |
| Tonight | 47°F | Rain Showers | 15 mph S | 100% |
| Saturday | 57°F | Rain Showers | 5 to 20 mph SE | 100% |
| Saturday Night | 48°F | Rain Showers | 15 to 20 mph S | 100% |
| Sunday | 55°F | Showers And Thunderstorms | 15 mph S | 96% |
| Sunday Night | 46°F | Showers And Thunderstorms | 5 to 15 mph S | 100% |
| Monday | 57°F | Showers And Thunderstorms | 5 mph S | 100% |
| Monday Night | 45°F | Showers And Thunderstorms | 5 to 15 mph SE | 79% |
| Tuesday | 57°F | Rain Showers | 10 to 15 mph SE | 92% |
| Tuesday Night | 44°F | Rain Showers | 10 mph SE | 82% |
| Wednesday | 56°F | Rain Showers | 5 to 10 mph SE | 79% |
| Wednesday Night | 44°F | Rain Showers Likely | 5 mph E | 62% |
| Thursday | 56°F | Chance Rain Showers | 5 mph NE | 48% |
| Thursday Night | 45°F | Chance Rain Showers | 5 mph NE | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Alexander, AK
Last spring frost
Apr 18
First fall frost
Nov 5
Growing season
198 days
Explore more for Port Alexander, AK: full frost dates · planting calendar · Alaska frost dates
Climate data from the nearest NOAA station, Port Alexander, Ak (0.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.