Knik River, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Knik River, a community in Anchorage Municipality County, Alaska.
This Afternoon
38°F
Light Snow Likely
Snow likely. Cloudy, with a high near 38. North wind 0 to 5 mph. Chance of precipitation is 60%.
7-day forecast for Knik River
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 38°F | Light Snow Likely | 0 to 5 mph N | 58% |
| Tonight | 31°F | Light Snow | 5 to 10 mph NW | 100% |
| Saturday | 37°F | Light Snow then Chance Snow Showers | 5 to 20 mph S | 91% |
| Saturday Night | 30°F | Chance Snow Showers | 0 to 5 mph E | 48% |
| Sunday | 37°F | Chance Light Snow then Chance Snow Showers | 0 to 5 mph E | 38% |
| Sunday Night | 26°F | Snow Showers Likely | 0 to 5 mph E | 66% |
| Monday | 34°F | Snow Showers Likely | 5 to 10 mph SE | 66% |
| Monday Night | 23°F | Mostly Cloudy | 5 mph SE | 14% |
| Tuesday | 34°F | Partly Sunny | 0 to 5 mph E | 7% |
| Tuesday Night | 23°F | Partly Cloudy | 0 mph | 8% |
| Wednesday | 35°F | Mostly Sunny | 0 mph | 9% |
| Wednesday Night | 23°F | Mostly Cloudy | 0 to 10 mph NE | 12% |
| Thursday | 35°F | Slight Chance Snow Showers | 5 to 15 mph SE | 19% |
| Thursday Night | 25°F | Chance Snow Showers | 5 to 15 mph SE | 34% |
Forecast source: National Weather Service (api.weather.gov) for Knik River (61.462, -149.007). Updated through the day.
Growing snapshot for Knik River
Last spring frost
May 16
First fall frost
Sep 20
Growing season
125 days
More local growing data for Knik River: nearby ZIP 99567 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Eagle Rvr Nature Ctr, Ak (9.4 mi from Knik River). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.