Middleton, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Middleton, a city in Canyon County, Idaho.
Tonight
51°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 3am, then areas of fog. Mostly cloudy, with a low around 51. North northwest wind around 3 mph. Chance of precipitation is 20%.
7-day forecast for Middleton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Slight Chance Showers And Thunderstorms | 3 mph NNW | 20% |
| Saturday | 79°F | Areas Of Fog then Mostly Sunny | 1 to 6 mph NW | 4% |
| Saturday Night | 50°F | Mostly Clear | 3 mph ENE | 0% |
| Sunday | 82°F | Patchy Fog then Sunny | 3 mph SSE | 0% |
| Sunday Night | 51°F | Mostly Clear | 2 mph NE | 0% |
| Monday | 84°F | Sunny | 3 mph SSE | 0% |
| Monday Night | 52°F | Partly Cloudy | 0 to 3 mph N | 0% |
| Tuesday | 84°F | Sunny | 2 mph NW | 1% |
| Tuesday Night | 52°F | Mostly Clear | 3 mph ENE | 1% |
| Wednesday | 84°F | Sunny | 0 to 3 mph SSE | 1% |
| Wednesday Night | 52°F | Mostly Clear | 3 mph E | 1% |
| Thursday | 88°F | Sunny | 5 to 9 mph SSE | 0% |
| Thursday Night | 55°F | Partly Cloudy | 7 mph SE | 0% |
| Friday | 85°F | Mostly Sunny | 8 mph SSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Middleton (43.712, -116.615). Updated through the day.
Growing snapshot for Middleton
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
7a
More local growing data for Middleton: nearby ZIP 83644 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Emmett 2 E, Id (9.5 mi from Middleton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.