Bruneau, ID Weather & Growing Conditions
This Afternoon
56°F
Partly Sunny
Partly sunny, with a high near 56. East wind 14 to 20 mph, with gusts as high as 32 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Partly Sunny | 14 to 20 mph E | 1% |
| Tonight | 39°F | Slight Chance Rain Showers | 5 to 12 mph W | 17% |
| Wednesday | 57°F | Mostly Sunny | 5 to 9 mph WNW | 5% |
| Wednesday Night | 36°F | Partly Cloudy | 5 to 9 mph SSW | 3% |
| Thursday | 55°F | Partly Sunny | 5 to 9 mph W | 4% |
| Thursday Night | 34°F | Mostly Clear | 8 mph SW | 0% |
| Friday | 57°F | Mostly Sunny | 7 mph E | 0% |
| Friday Night | 37°F | Partly Cloudy | 7 mph SSE | 0% |
| Saturday | 61°F | Sunny | 7 to 15 mph ESE | 0% |
| Saturday Night | 40°F | Partly Cloudy | 15 mph ESE | 0% |
| Sunday | 64°F | Mostly Sunny | 7 to 14 mph E | 0% |
| Sunday Night | 40°F | Partly Cloudy | 9 mph SSE | 0% |
| Monday | 64°F | Mostly Sunny | 9 mph ESE | 0% |
| Monday Night | 41°F | Partly Cloudy | 8 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bruneau, ID
Last spring frost
Apr 17
First fall frost
Oct 17
Growing season
181 days
Hardiness zone
7a
Explore more for Bruneau, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Bruneau, Id (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.