Knik-Fairview, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Knik-Fairview, a community in Matanuska-Susitna Borough County, Alaska.
This Afternoon
54°F
Chance Light Rain
A chance of rain. Cloudy, with a high near 54. North wind around 5 mph. Chance of precipitation is 40%.
7-day forecast for Knik-Fairview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Chance Light Rain | 5 mph N | 41% |
| Tonight | 41°F | Light Rain | 5 mph W | 97% |
| Saturday | 54°F | Light Rain then Chance Rain Showers | 5 to 10 mph NE | 91% |
| Saturday Night | 41°F | Chance Rain Showers then Slight Chance Light Rain | 0 to 5 mph N | 38% |
| Sunday | 55°F | Slight Chance Light Rain then Chance Rain Showers | 0 to 5 mph N | 30% |
| Sunday Night | 37°F | Rain Showers | 0 to 5 mph SW | 75% |
| Monday | 54°F | Rain Showers | 0 to 5 mph SE | 75% |
| Monday Night | 35°F | Chance Rain Showers then Mostly Cloudy | 0 to 5 mph E | 27% |
| Tuesday | 55°F | Partly Sunny | 0 to 5 mph NW | 9% |
| Tuesday Night | 34°F | Partly Cloudy | 0 to 5 mph N | 9% |
| Wednesday | 54°F | Mostly Sunny | 0 to 5 mph W | 10% |
| Wednesday Night | 35°F | Mostly Cloudy | 5 mph SE | 10% |
| Thursday | 56°F | Slight Chance Rain Showers | 5 mph E | 15% |
| Thursday Night | 37°F | Chance Rain Showers | 5 to 10 mph E | 28% |
Forecast source: National Weather Service (api.weather.gov) for Knik-Fairview (61.508, -149.623). Updated through the day.
Growing snapshot for Knik-Fairview
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
More local growing data for Knik-Fairview: nearby ZIP 99654 weather · frost dates · planting calendar · Alaska frost dates
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Climate data from the nearest NOAA station, Anderson Lake, Ak (3 mi from Knik-Fairview). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.