Sitka, AK Weather & Growing Conditions
Tonight
47°F
Rain Showers
Rain showers. Cloudy, with a low around 47. South wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Rain Showers | 10 to 15 mph S | 100% |
| Saturday | 57°F | Rain Showers | 5 to 15 mph SE | 100% |
| Saturday Night | 46°F | Rain Showers | 15 mph SE | 100% |
| Sunday | 55°F | Showers And Thunderstorms | 15 to 20 mph S | 100% |
| Sunday Night | 42°F | Showers And Thunderstorms | 5 to 20 mph S | 100% |
| Monday | 54°F | Showers And Thunderstorms | 5 mph S | 100% |
| Monday Night | 41°F | Showers And Thunderstorms | 5 to 15 mph SE | 80% |
| Tuesday | 52°F | Rain Showers | 15 mph E | 92% |
| Tuesday Night | 40°F | Rain Showers | 5 to 15 mph SE | 92% |
| Wednesday | 52°F | Rain Showers Likely | 5 to 10 mph SE | 74% |
| Wednesday Night | 39°F | Chance Rain Showers | 5 mph E | 53% |
| Thursday | 56°F | Chance Rain Showers | 5 mph NE | 41% |
| Thursday Night | 40°F | Chance Rain Showers | 5 mph NE | 28% |
| Friday | 56°F | Chance Rain Showers | 5 to 10 mph E | 42% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sitka, AK
Last spring frost
May 3
First fall frost
Oct 18
Growing season
166 days
Explore more for Sitka, AK: full frost dates · planting calendar · Alaska frost dates
Climate data from the nearest NOAA station, Sitka 1 Ne, Ak (12.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.