Harman US

Star, ID Weather & Growing Conditions

Tonight
51°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms between 10pm and 3am, then areas of fog. Mostly cloudy, with a low around 51. North wind 1 to 5 mph. Chance of precipitation is 30%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 51°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 1 to 5 mph N 34%
Saturday 78°F Areas Of Fog then Mostly Sunny 1 to 7 mph NNW 5%
Saturday Night 51°F Mostly Clear 3 mph NE 0%
Sunday 82°F Sunny 3 mph SSE 0%
Sunday Night 52°F Mostly Clear 3 mph NNE 0%
Monday 84°F Sunny 2 mph SSE 0%
Monday Night 53°F Partly Cloudy 0 to 3 mph NNE 0%
Tuesday 84°F Sunny 2 mph W 1%
Tuesday Night 52°F Mostly Clear 3 mph NE 1%
Wednesday 85°F Sunny 0 to 3 mph SSE 1%
Wednesday Night 53°F Mostly Clear 3 mph ENE 1%
Thursday 87°F Sunny 3 to 7 mph SSE 0%
Thursday Night 55°F Partly Cloudy 7 mph ESE 0%
Friday 85°F Mostly Sunny 7 mph S 0%

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

Growing snapshot for Star, ID

Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
7a

Explore more for Star, ID: full frost dates · planting calendar · Idaho frost dates

Climate data from the nearest NOAA station, Emmett 2 E, Id (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.