Kuna, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kuna, a city in Ada County, Idaho.
Overnight
36°F
Mostly Cloudy
Mostly cloudy, with a low around 36. West northwest wind around 6 mph.
7-day forecast for Kuna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 36°F | Mostly Cloudy | 6 mph WNW | 2% |
| Wednesday | 59°F | Sunny | 5 to 9 mph WNW | 1% |
| Wednesday Night | 36°F | Mostly Cloudy | 6 mph SSE | 3% |
| Thursday | 56°F | Partly Sunny | 5 to 9 mph W | 3% |
| Thursday Night | 30°F | Mostly Clear | 3 to 7 mph S | 0% |
| Friday | 58°F | Mostly Sunny | 7 mph SSW | 0% |
| Friday Night | 32°F | Partly Cloudy | 6 mph S | 0% |
| Saturday | 63°F | Sunny | 6 to 12 mph SE | 0% |
| Saturday Night | 39°F | Partly Cloudy | 8 to 13 mph SE | 0% |
| Sunday | 65°F | Mostly Sunny | 5 to 12 mph S | 0% |
| Sunday Night | 37°F | Partly Cloudy | 5 mph NW | 0% |
| Monday | 63°F | Partly Sunny | 5 mph S | 0% |
| Monday Night | 37°F | Mostly Cloudy | 5 mph SW | 2% |
| Tuesday | 64°F | Mostly Sunny | 3 mph SSW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Kuna (43.525, -116.404). Updated through the day.
Growing snapshot for Kuna
Last spring frost
Apr 24
First fall frost
Oct 21
Growing season
179 days
Hardiness zone
7a
More local growing data for Kuna: nearby ZIP 83642 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Boise Air Terminal, Id (8 mi from Kuna). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.