Boise City, ID Weather & Growing Conditions
Today
81°F
Smoke
Smoke. Sunny, with a high near 81. West southwest wind 2 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Smoke | 2 to 12 mph WSW | 0% |
| Tonight | 59°F | Smoke | 6 to 12 mph NNE | 0% |
| Wednesday | 86°F | Areas Of Smoke | 2 to 8 mph N | 0% |
| Wednesday Night | 63°F | Patchy Smoke | 3 to 12 mph NE | 0% |
| Thursday | 94°F | Patchy Smoke | 3 to 7 mph NE | 0% |
| Thursday Night | 68°F | Patchy Smoke | 6 to 12 mph NE | 0% |
| Friday | 94°F | Sunny | 6 to 9 mph NNW | 0% |
| Friday Night | 67°F | Mostly Clear | 3 to 10 mph NNW | 0% |
| Saturday | 92°F | Sunny | 3 to 12 mph NW | 0% |
| Saturday Night | 67°F | Mostly Clear | 3 to 12 mph N | 0% |
| Sunday | 88°F | Sunny | 3 to 12 mph NW | 0% |
| Sunday Night | 65°F | Mostly Clear | 3 to 12 mph N | 0% |
| Monday | 87°F | Sunny | 3 to 10 mph NW | 0% |
| Monday Night | 64°F | Mostly Clear | 5 to 12 mph N | 0% |
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 Aug 4, 2026.