Harman US

Circle, AK Weather & Growing Conditions

Overnight
39°F
Scattered Rain Showers
Scattered rain showers after 1am. Mostly cloudy, with a low around 39. North wind around 0 mph. Chance of precipitation is 40%.

7-day forecast

WhenTempForecastWindPrecip
Overnight 39°F Scattered Rain Showers 0 mph 37%
Saturday 54°F Scattered Rain Showers 0 to 10 mph SW 37%
Saturday Night 34°F Mostly Cloudy 0 to 10 mph SW 14%
Sunday 49°F Scattered Rain Showers 5 mph NW 26%
Sunday Night 36°F Scattered Rain Showers 0 to 5 mph NW 51%
Monday 47°F Chance Rain Showers 0 mph 58%
Monday Night 34°F Scattered Rain Showers 0 mph 54%
Tuesday 44°F Scattered Rain Showers then Mostly Cloudy 0 to 5 mph W 41%
Tuesday Night 30°F Mostly Cloudy 5 mph W 8%
Wednesday 43°F Partly Sunny 5 mph SW 8%
Wednesday Night 29°F Mostly Cloudy 5 mph SW 2%
Thursday 47°F Partly Sunny 5 mph S 2%
Thursday Night 32°F Partly Cloudy 5 to 10 mph S 6%
Friday 50°F Partly Sunny 5 to 10 mph S 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Circle, AK

Last spring frost
May 25
First fall frost
Aug 26
Growing season
92 days

Explore more for Circle, AK: full frost dates · planting calendar · Alaska frost dates

Climate data from the nearest NOAA station, Central #2, Ak (22.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.