Cantwell, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cantwell, a community in Denali Borough County, Alaska.
Today
60°F
Rain Showers
Rain showers. Cloudy, with a high near 60. South wind around 15 mph. Chance of precipitation is 80%.
7-day forecast for Cantwell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Rain Showers | 15 mph S | 80% |
| Tonight | 44°F | Scattered Rain Showers | 10 to 15 mph S | 53% |
| Wednesday | 64°F | Scattered Rain Showers | 10 to 15 mph S | 29% |
| Wednesday Night | 44°F | Isolated Rain Showers | 5 to 15 mph S | 19% |
| Thursday | 64°F | Isolated Rain Showers | 5 to 15 mph S | 20% |
| Thursday Night | 43°F | Scattered Rain Showers | 5 to 15 mph SW | 32% |
| Friday | 63°F | Scattered Rain Showers | 5 to 10 mph SW | 32% |
| Friday Night | 44°F | Scattered Rain Showers | 5 to 10 mph NW | 27% |
| Saturday | 65°F | Scattered Rain Showers | 0 to 5 mph NW | 25% |
| Saturday Night | 44°F | Scattered Rain Showers | 5 mph N | 25% |
| Sunday | 66°F | Scattered Rain Showers | 5 mph N | 31% |
| Sunday Night | 44°F | Scattered Rain Showers | 5 mph NW | 31% |
| Monday | 68°F | Scattered Rain Showers | 5 mph N | 37% |
| Monday Night | 44°F | Scattered Rain Showers | 5 mph NW | 37% |
Forecast source: National Weather Service (api.weather.gov) for Cantwell (63.411, -148.750). Updated through the day.
Growing snapshot for Cantwell
Last spring frost
Jun 6
First fall frost
Aug 25
Growing season
77 days
More local growing data for Cantwell: nearby ZIP 99755 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mckinley Park, Ak (7.8 mi from Cantwell). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.