Harman US

Troy, ID Weather & Growing Conditions

Overnight
45°F
Partly Cloudy
Partly cloudy, with a low around 45. North wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 45°F Partly Cloudy 2 mph N 1%
Saturday 75°F Patchy Fog then Sunny 0 to 3 mph W 2%
Saturday Night 45°F Partly Cloudy 2 mph N 2%
Sunday 78°F Sunny 1 to 5 mph SE 0%
Sunday Night 46°F Clear 3 mph E 0%
Monday 79°F Sunny 5 mph SE 0%
Monday Night 47°F Mostly Clear 3 mph N 0%
Tuesday 77°F Sunny 3 mph SE 0%
Tuesday Night 46°F Mostly Clear 3 mph N 1%
Wednesday 73°F Sunny 5 mph NW 3%
Wednesday Night 45°F Partly Cloudy 1 to 5 mph N 3%
Thursday 73°F Mostly Sunny 1 to 5 mph NE 2%
Thursday Night 45°F Partly Cloudy 3 mph N 8%
Friday 69°F Mostly Sunny 1 to 6 mph NW 14%

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

Growing snapshot for Troy, ID

Growing season
85 days
Hardiness zone
6b

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

Climate data from the nearest NOAA station, Moscow U Of I, Id (10.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.