Harrison, ID Weather & Growing Conditions
Tonight
35°F
Mostly Cloudy
Mostly cloudy, with a low around 35. Northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Mostly Cloudy | 1 mph NW | 7% |
| Wednesday | 50°F | Patchy Fog then Sunny | 2 mph SW | 1% |
| Wednesday Night | 36°F | Mostly Cloudy then Rain Showers | 2 mph SE | 76% |
| Thursday | 46°F | Rain Showers | 5 mph SW | 76% |
| Thursday Night | 35°F | Mostly Cloudy | 3 mph SE | 6% |
| Friday | 50°F | Mostly Cloudy | 5 mph SE | 10% |
| Friday Night | 39°F | Mostly Cloudy | 5 mph SE | 5% |
| Saturday | 57°F | Partly Sunny | 3 mph SE | 5% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 1 to 6 mph SE | 22% |
| Sunday | 54°F | Chance Rain Showers | 7 mph SW | 30% |
| Sunday Night | 38°F | Mostly Cloudy | 5 mph S | 14% |
| Monday | 53°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph E | 16% |
| Monday Night | 39°F | Slight Chance Rain Showers | 3 mph SE | 22% |
| Tuesday | 55°F | Chance Rain Showers | 3 mph S | 31% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harrison, ID
Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
179 days
Hardiness zone
6b
Explore more for Harrison, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Coeur D'alene, Id (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.