Tanaina, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tanaina, 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. Northeast wind 0 to 5 mph. Chance of precipitation is 40%.
7-day forecast for Tanaina
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Chance Light Rain | 0 to 5 mph NE | 41% |
| Tonight | 40°F | Light Rain | 0 to 5 mph S | 100% |
| Saturday | 54°F | Light Rain then Chance Rain Showers | 5 mph NE | 100% |
| Saturday Night | 41°F | Chance Rain Showers then Slight Chance Light Rain | 0 to 5 mph NE | 42% |
| Sunday | 55°F | Chance Light Rain | 0 to 5 mph NE | 40% |
| Sunday Night | 36°F | Light Rain Likely | 0 to 5 mph S | 67% |
| Monday | 52°F | Chance Rain Showers | 0 to 5 mph SE | 67% |
| Monday Night | 34°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph E | 23% |
| Tuesday | 53°F | Partly Sunny | 0 mph | 7% |
| Tuesday Night | 33°F | Partly Cloudy | 0 mph | 9% |
| Wednesday | 52°F | Mostly Sunny | 0 to 5 mph SW | 10% |
| Wednesday Night | 34°F | Mostly Cloudy | 5 mph SE | 10% |
| Thursday | 54°F | Mostly Cloudy | 5 to 10 mph E | 12% |
| Thursday Night | 36°F | Chance Rain Showers | 5 to 10 mph E | 26% |
Forecast source: National Weather Service (api.weather.gov) for Tanaina (61.657, -149.428). Updated through the day.
Growing snapshot for Tanaina
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
More local growing data for Tanaina: nearby ZIP 99654 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Big Lake
Buffalo Soapstone
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Chase
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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
Trapper Creek
Wasilla
Willow
Climate data from the nearest NOAA station, Anderson Lake, Ak (3 mi from Tanaina). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.