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South Van Horn, AK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for South Van Horn, a community in Fairbanks North Star Borough County, Alaska.

Today
31°F
Mostly Cloudy
Mostly cloudy, with a high near 31. North wind 0 to 5 mph.

7-day forecast for South Van Horn

WhenTempForecastWindPrecip
Today 31°F Mostly Cloudy 0 to 5 mph N 9%
Tonight 12°F Partly Cloudy 0 mph 5%
Thursday 24°F Partly Sunny 0 mph 0%
Thursday Night 13°F Partly Cloudy 0 mph 5%
Friday 22°F Partly Sunny 0 mph 5%
Friday Night 13°F Mostly Cloudy then Slight Chance Light Snow 0 mph 22%
Saturday 21°F Chance Light Snow 0 to 5 mph N 27%
Saturday Night 9°F Slight Chance Light Snow then Mostly Cloudy 0 to 5 mph N 16%
Sunday 17°F Partly Sunny 0 mph 9%
Sunday Night 9°F Mostly Cloudy 0 to 5 mph NE 1%
Monday 18°F Partly Sunny 0 to 5 mph N 6%
Monday Night 9°F Mostly Cloudy 0 to 5 mph N 10%
Tuesday 17°F Slight Chance Light Snow 0 to 5 mph N 21%
Tuesday Night 7°F Mostly Cloudy 0 mph 13%

Forecast source: National Weather Service (api.weather.gov) for South Van Horn (64.810, -147.788). Updated through the day.

Growing snapshot for South Van Horn

Last spring frost
May 18
First fall frost
Sep 6
Growing season
111 days

More local growing data for South Van Horn: nearby ZIP 99775 weather · frost dates · planting calendar · Alaska frost dates

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Climate data from the nearest NOAA station, College Obsy, Ak (0.4 mi from South Van Horn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.