Blackfoot, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Blackfoot, a city in Bingham County, Idaho.
Tonight
30°F
Areas Of Fog
Areas of fog after 8pm. Mostly cloudy. Low around 30, with temperatures rising to around 33 overnight. East northeast wind 1 to 7 mph.
7-day forecast for Blackfoot
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 30°F | Areas Of Fog | 1 to 7 mph ENE | 1% |
| Wednesday | 49°F | Areas Of Fog then Partly Sunny | 1 to 8 mph S | 2% |
| Wednesday Night | 27°F | Areas Of Fog | 2 to 6 mph SE | 0% |
| Thursday | 48°F | Areas Of Fog then Partly Sunny | 5 mph SSE | 5% |
| Thursday Night | 28°F | Areas Of Fog | 5 mph SW | 5% |
| Friday | 48°F | Mostly Sunny | 5 mph SW | 1% |
| Friday Night | 27°F | Partly Cloudy | 3 mph SE | 1% |
| Saturday | 51°F | Sunny | 3 mph NNE | 0% |
| Saturday Night | 29°F | Partly Cloudy | 3 mph NE | 0% |
| Sunday | 57°F | Mostly Sunny | 5 mph S | 0% |
| Sunday Night | 32°F | Partly Cloudy | 5 mph SE | 0% |
| Monday | 56°F | Partly Sunny | 3 mph NNE | 0% |
| Monday Night | 33°F | Mostly Cloudy | 3 mph S | 2% |
| Tuesday | 56°F | Mostly Sunny | 5 mph SSW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Blackfoot (43.195, -112.347). Updated through the day.
Growing snapshot for Blackfoot
Last spring frost
May 20
First fall frost
Sep 20
Growing season
119 days
Hardiness zone
5b
More local growing data for Blackfoot: nearby ZIP 83203 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ft Hall 1 Nne, Id (1.4 mi from Blackfoot). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.