Grace, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grace, a city in Caribou County, Idaho.
Tonight
37°F
Partly Cloudy
Partly cloudy. Low around 37, with temperatures rising to around 40 overnight. North wind around 2 mph.
7-day forecast for Grace
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 37°F | Partly Cloudy | 2 mph N | 3% |
| Sunday | 66°F | Mostly Sunny | 0 to 6 mph NW | 2% |
| Sunday Night | 40°F | Mostly Clear | 3 mph ENE | 0% |
| Monday | 72°F | Sunny | 2 mph SE | 0% |
| Monday Night | 44°F | Partly Cloudy | 3 mph ESE | 0% |
| Tuesday | 73°F | Mostly Sunny | 5 mph SSE | 5% |
| Tuesday Night | 47°F | Slight Chance Showers And Thunderstorms then Chance Light Rain | 6 mph SSE | 27% |
| Wednesday | 73°F | Slight Chance Light Rain then Mostly Sunny | 6 mph S | 15% |
| Wednesday Night | 45°F | Mostly Clear | 8 mph SSE | 3% |
| Thursday | 77°F | Sunny | 6 mph SSE | 1% |
| Thursday Night | 48°F | Mostly Clear | 5 to 9 mph SSE | 1% |
| Friday | 76°F | Sunny | 7 to 13 mph SSE | 3% |
| Friday Night | 48°F | Partly Cloudy | 10 mph SSE | 14% |
| Saturday | 73°F | Mostly Sunny | 7 to 10 mph S | 14% |
Forecast source: National Weather Service (api.weather.gov) for Grace (42.575, -111.730). Updated through the day.
Growing snapshot for Grace
Last spring frost
May 29
First fall frost
Sep 17
Growing season
111 days
Hardiness zone
5b
More local growing data for Grace: nearby ZIP 83241 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grace, Id (5.4 mi from Grace). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.