Tanana, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tanana, a city in Yukon-Koyukuk Census Area County, Alaska.
This Afternoon
26°F
Sunny
Sunny. High near 26, with temperatures falling to around 21 in the afternoon. Northeast wind around 5 mph.
7-day forecast for Tanana
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 26°F | Sunny | 5 mph NE | 0% |
| Tonight | 17°F | Mostly Clear | 5 mph NE | 0% |
| Wednesday | 26°F | Mostly Cloudy then Slight Chance Light Snow | 5 mph NE | 19% |
| Wednesday Night | 15°F | Slight Chance Light Snow then Mostly Cloudy | 0 to 5 mph NE | 17% |
| Thursday | 25°F | Mostly Sunny | 0 mph | 5% |
| Thursday Night | 15°F | Mostly Cloudy | 0 mph | 3% |
| Friday | 24°F | Partly Sunny | 0 mph | 3% |
| Friday Night | 17°F | Slight Chance Light Snow | 0 mph | 20% |
| Saturday | 23°F | Mostly Cloudy | 0 mph | 13% |
| Saturday Night | 14°F | Mostly Cloudy | 0 mph | 1% |
| Sunday | 21°F | Mostly Cloudy | 0 mph | 3% |
| Sunday Night | 12°F | Mostly Cloudy | 0 to 5 mph NE | 7% |
| Monday | 19°F | Partly Sunny | 0 mph | 4% |
| Monday Night | 12°F | Mostly Cloudy | 0 mph | 4% |
Forecast source: National Weather Service (api.weather.gov) for Tanana (65.184, -152.055). Updated through the day.
Growing snapshot for Tanana
Last spring frost
May 29
First fall frost
Aug 28
Growing season
89 days
More local growing data for Tanana: nearby ZIP 99777 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Alatna
Allakaket
Aniak
Anvik
Arctic Village
Beaver
Bettles
Birch Creek
Central
Chalkyitsik
Chuathbaluk
Circle
Coldfoot
Evansville
Four Mile Road
Galena
Grayling
Holy Cross
Hughes
Huslia
Kaltag
Koyukuk
Lake Minchumina
Livengood
Manley Hot Springs
McGrath
Minto
Nenana
Nikolai
Nulato
Climate data from the nearest NOAA station, Tanana Calhoun Mem Ap, Ak (1.6 mi from Tanana). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.