Willow, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willow, a community in Matanuska-Susitna Borough County, Alaska.
Overnight
47°F
Light Rain
Rain. Cloudy, with a low around 47. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
7-day forecast for Willow
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Light Rain | 15 mph SE | 80% |
| Tuesday | 53°F | Light Rain | 10 to 15 mph SE | 80% |
| Tuesday Night | 48°F | Light Rain Likely | 5 to 10 mph SE | 63% |
| Wednesday | 55°F | Chance Light Rain | 5 mph S | 45% |
| Wednesday Night | 45°F | Chance Light Rain | 0 to 5 mph SE | 47% |
| Thursday | 56°F | Chance Light Rain | 0 to 5 mph S | 47% |
| Thursday Night | 45°F | Chance Light Rain | 0 to 5 mph S | 38% |
| Friday | 56°F | Chance Light Rain then Slight Chance Rain Showers | 5 mph SW | 31% |
| Friday Night | 46°F | Slight Chance Rain Showers | 0 to 5 mph SW | 15% |
| Saturday | 59°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph NW | 15% |
| Saturday Night | 47°F | Mostly Cloudy | 0 to 5 mph N | 9% |
| Sunday | 60°F | Mostly Cloudy | 0 to 5 mph W | 14% |
| Sunday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph S | 23% |
| Monday | 60°F | Slight Chance Rain Showers | 0 to 5 mph W | 23% |
Forecast source: National Weather Service (api.weather.gov) for Willow (61.887, -149.620). Updated through the day.
Growing snapshot for Willow
Last spring frost
May 15
First fall frost
Sep 18
Growing season
126 days
More local growing data for Willow: nearby ZIP 99688 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
Wasilla
Climate data from the nearest NOAA station, Willow West, Ak (17.1 mi from Willow). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.