Kootenai, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kootenai, a city in Bonner County, Idaho.
This Afternoon
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 71 in the afternoon. South wind around 2 mph.
7-day forecast for Kootenai
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 2 mph S | 0% |
| Tonight | 50°F | Mostly Clear | 1 mph N | 0% |
| Saturday | 75°F | Sunny | 1 mph E | 0% |
| Saturday Night | 51°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 76°F | Sunny | 2 mph S | 0% |
| Sunday Night | 51°F | Mostly Clear | 2 mph NE | 0% |
| Monday | 77°F | Sunny | 0 to 3 mph S | 0% |
| Monday Night | 52°F | Partly Cloudy | 1 mph SW | 0% |
| Tuesday | 74°F | Mostly Sunny | 2 mph SE | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 1 mph S | 1% |
| Wednesday | 70°F | Mostly Sunny | 0 to 3 mph SW | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 1 mph N | 0% |
| Thursday | 73°F | Mostly Sunny | 1 mph N | 2% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 3 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov) for Kootenai (48.312, -116.517). Updated through the day.
Growing snapshot for Kootenai
Last spring frost
May 8
First fall frost
Sep 28
Growing season
141 days
Hardiness zone
6b
More local growing data for Kootenai: nearby ZIP 83840 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sandpoint Exp Stn, Id (2.5 mi from Kootenai). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.