Grace, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grace, a city in Caribou County, Idaho.
Tonight
45°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 10pm, then a chance of showers and thunderstorms between 10pm and midnight, then a chance of showers and thunderstorms between midnight and 1am, then a slight chance of showers and thunderstorms between 1am and 3am. Mostly cloudy, with a low around 45. North wind 0 to 3 mph. Chance of precipitation is 60%.
7-day forecast for Grace
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Showers And Thunderstorms Likely | 0 to 3 mph N | 58% |
| Saturday | 60°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph SW | 64% |
| Saturday Night | 41°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 3 mph SSW | 15% |
| Sunday | 66°F | Mostly Sunny | 0 to 5 mph WNW | 1% |
| Sunday Night | 41°F | Mostly Clear | 1 to 5 mph ENE | 0% |
| Monday | 73°F | Sunny | 2 mph S | 0% |
| Monday Night | 46°F | Partly Cloudy | 2 mph ESE | 0% |
| Tuesday | 73°F | Mostly Sunny | 2 mph SSE | 4% |
| Tuesday Night | 47°F | Mostly Cloudy | 5 mph SSE | 13% |
| Wednesday | 73°F | Sunny | 5 mph S | 7% |
| Wednesday Night | 46°F | Mostly Clear | 5 mph SSE | 5% |
| Thursday | 76°F | Sunny | 5 mph SSE | 3% |
| Thursday Night | 49°F | Partly Cloudy | 3 to 7 mph SE | 3% |
| Friday | 76°F | Mostly Sunny | 5 to 9 mph S | 6% |
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 19, 2026.