Dayton, ID Weather & Growing Conditions
Overnight
47°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 47, with temperatures rising to around 49 overnight. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Patchy Smoke | 6 mph N | 0% |
| Tuesday | 87°F | Patchy Smoke | 6 to 9 mph NNW | 0% |
| Tuesday Night | 49°F | Areas Of Smoke | 2 to 10 mph NNW | 0% |
| Wednesday | 90°F | Areas Of Smoke | 2 to 7 mph SW | 0% |
| Wednesday Night | 53°F | Mostly Clear | 2 to 8 mph N | 0% |
| Thursday | 95°F | Sunny | 2 to 7 mph ENE | 0% |
| Thursday Night | 59°F | Mostly Clear | 2 to 7 mph ENE | 0% |
| Friday | 97°F | Sunny | 2 to 9 mph SE | 0% |
| Friday Night | 62°F | Mostly Clear | 2 to 10 mph NNW | 0% |
| Saturday | 97°F | Sunny | 2 to 9 mph W | 0% |
| Saturday Night | 63°F | Partly Cloudy | 3 to 10 mph N | 0% |
| Sunday | 96°F | Mostly Sunny | 3 to 12 mph WSW | 3% |
| Sunday Night | 62°F | Partly Cloudy | 3 to 10 mph NNW | 2% |
| Monday | 94°F | Mostly Sunny | 3 to 13 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dayton, ID
Last spring frost
May 16
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
6a
Explore more for Dayton, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Preston, Id (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.