Wasilla, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wasilla, a city in Matanuska-Susitna Borough County, Alaska.
Overnight
42°F
Rain Showers
Rain showers before 4am, then rain showers likely and patchy fog. Cloudy, with a low around 42. South wind 0 to 5 mph. Chance of precipitation is 80%.
7-day forecast for Wasilla
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Rain Showers | 0 to 5 mph S | 75% |
| Saturday | 54°F | Rain Showers Likely | 0 to 5 mph NE | 70% |
| Saturday Night | 42°F | Chance Rain Showers then Cloudy | 0 mph | 53% |
| Sunday | 56°F | Chance Rain Showers | 0 to 5 mph SW | 25% |
| Sunday Night | 40°F | Rain Showers Likely | 0 to 5 mph S | 67% |
| Monday | 52°F | Rain Showers Likely | 0 to 5 mph SE | 67% |
| Monday Night | 35°F | Mostly Cloudy | 5 mph E | 22% |
| Tuesday | 54°F | Partly Sunny | 0 to 5 mph N | 4% |
| Tuesday Night | 36°F | Mostly Cloudy | 0 to 5 mph N | 3% |
| Wednesday | 53°F | Partly Sunny | 0 mph | 0% |
| Wednesday Night | 36°F | Mostly Cloudy | 0 to 5 mph S | 4% |
| Thursday | 56°F | Partly Sunny then Slight Chance Rain Showers | 5 to 10 mph E | 15% |
| Thursday Night | 39°F | Chance Rain Showers | 10 to 15 mph E | 41% |
| Friday | 55°F | Chance Rain Showers | 10 to 15 mph E | 41% |
Forecast source: National Weather Service (api.weather.gov) for Wasilla (61.581, -149.461). Updated through the day.
Growing snapshot for Wasilla
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
More local growing data for Wasilla: nearby ZIP 99654 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Big Lake
Buffalo Soapstone
Butte
Chase
Chickaloon
Farm Loop
Fishhook
Gateway
Glacier View
Houston
Knik-Fairview
Lazy Mountain
Meadow Lakes
North Lakes
Palmer
Petersville
Point MacKenzie
South Lakes
Susitna
Susitna North
Sutton-Alpine
Talkeetna
Tanaina
Trapper Creek
Willow
Climate data from the nearest NOAA station, Anderson Lake, Ak (3 mi from Wasilla). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.