Deltana, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deltana, a community in Southeast Fairbanks Census Area County, Alaska.
Overnight
46°F
Isolated Rain Showers
Isolated rain showers. Mostly cloudy, with a low around 46. South wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
7-day forecast for Deltana
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Isolated Rain Showers | 20 mph S | 24% |
| Tuesday | 60°F | Isolated Rain Showers | 15 to 20 mph S | 24% |
| Tuesday Night | 44°F | Partly Cloudy | 10 to 15 mph S | 9% |
| Wednesday | 63°F | Mostly Sunny | 5 to 10 mph SW | 6% |
| Wednesday Night | 46°F | Partly Cloudy | 5 to 10 mph W | 4% |
| Thursday | 64°F | Mostly Sunny | 5 to 10 mph W | 13% |
| Thursday Night | 46°F | Isolated Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 15% |
| Friday | 59°F | Mostly Cloudy then Scattered Rain Showers | 5 to 10 mph NW | 29% |
| Friday Night | 43°F | Scattered Rain Showers | 5 to 10 mph W | 31% |
| Saturday | 57°F | Isolated Rain Showers | 5 mph NW | 24% |
| Saturday Night | 44°F | Isolated Rain Showers | 5 mph W | 18% |
| Sunday | 59°F | Mostly Cloudy then Isolated Rain Showers | 5 mph NW | 16% |
| Sunday Night | 44°F | Isolated Rain Showers | 0 to 5 mph W | 17% |
| Monday | 60°F | Isolated Rain Showers | 0 to 5 mph NW | 20% |
Forecast source: National Weather Service (api.weather.gov) for Deltana (63.789, -145.352). Updated through the day.
Growing snapshot for Deltana
Last spring frost
May 30
First fall frost
Aug 24
Growing season
84 days
More local growing data for Deltana: nearby ZIP 99737 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Chicken
Chisana
Delta Junction
Dot Lake
Dot Lake Village
Dry Creek
Fort Greely
Healy Lake
Mentasta Lake
Northway
Paxson
Tanacross
Tok
Climate data from the nearest NOAA station, Dry Creek, Ak (26.6 mi from Deltana). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.