Boise City, ID Weather & Growing Conditions
This Afternoon
46°F
Sunny
Sunny, with a high near 46. Northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 46°F | Sunny | 5 to 10 mph NW | 0% |
| Tonight | 39°F | Partly Cloudy | 6 mph ENE | 2% |
| Thursday | 47°F | Mostly Sunny | 2 to 10 mph NW | 3% |
| Thursday Night | 36°F | Mostly Clear | 7 mph NNE | 0% |
| Friday | 52°F | Sunny | 2 to 7 mph SSE | 0% |
| Friday Night | 40°F | Partly Cloudy | 2 to 9 mph NNE | 0% |
| Saturday | 58°F | Sunny | 6 to 10 mph ESE | 0% |
| Saturday Night | 42°F | Partly Cloudy | 6 to 15 mph ESE | 0% |
| Sunday | 58°F | Mostly Sunny | 2 to 14 mph S | 1% |
| Sunday Night | 41°F | Mostly Cloudy | 5 mph NE | 0% |
| Monday | 56°F | Partly Sunny | 2 to 6 mph SSE | 0% |
| Monday Night | 42°F | Mostly Cloudy | 1 to 5 mph N | 1% |
| Tuesday | 57°F | Mostly Sunny | 5 mph SSE | 12% |
| Tuesday Night | 44°F | Partly Cloudy | 2 to 10 mph ENE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Boise City, ID
Last spring frost
Apr 30
First fall frost
Oct 22
Growing season
173 days
Hardiness zone
7a
Explore more for Boise City, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Boise Lucky Peak Dam, Id (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.