Rockford Bay, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockford Bay, a community in Kootenai County, Idaho.
Overnight
51°F
Mostly Clear
Mostly clear. Low around 51, with temperatures rising to around 53 overnight. Wind around 0 mph.
7-day forecast for Rockford Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Mostly Clear | 0 mph | 0% |
| Saturday | 77°F | Sunny | 2 mph SW | 1% |
| Saturday Night | 52°F | Mostly Clear | 1 mph W | 1% |
| Sunday | 80°F | Sunny | 1 mph SE | 0% |
| Sunday Night | 52°F | Mostly Clear | 1 mph NE | 0% |
| Monday | 82°F | Sunny | 0 to 3 mph S | 0% |
| Monday Night | 53°F | Partly Cloudy | 2 mph S | 0% |
| Tuesday | 79°F | Sunny | 0 to 3 mph S | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 2 mph S | 1% |
| Wednesday | 74°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Wednesday Night | 50°F | Partly Cloudy | 2 mph S | 1% |
| Thursday | 74°F | Mostly Sunny | 2 mph S | 2% |
| Thursday Night | 51°F | Mostly Cloudy | 2 mph SW | 8% |
| Friday | 70°F | Partly Sunny then Slight Chance Rain Showers | 0 to 3 mph S | 20% |
Forecast source: National Weather Service (api.weather.gov) for Rockford Bay (47.509, -116.887). Updated through the day.
Growing snapshot for Rockford Bay
Last spring frost
May 11
First fall frost
Oct 5
Growing season
143 days
Hardiness zone
6b
More local growing data for Rockford Bay: nearby ZIP 83876 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Athol
Coeur d'Alene
Dalton Gardens
Fernan Lake Village
Harrison
Hauser
Hayden
Hayden Lake
Huetter
Post Falls
Rathdrum
Spirit Lake
State Line
Worley
Climate data from the nearest NOAA station, Plummer 3 Wsw, Id (10 mi from Rockford Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.