Franklin, ID Weather & Growing Conditions
Overnight
50°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 50, with temperatures rising to around 52 overnight. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Patchy Smoke | 2 mph E | 0% |
| Tuesday | 89°F | Patchy Smoke | 1 to 7 mph SSW | 0% |
| Tuesday Night | 53°F | Areas Of Smoke | 0 to 8 mph NE | 0% |
| Wednesday | 91°F | Areas Of Smoke | 0 to 6 mph W | 0% |
| Wednesday Night | 57°F | Mostly Clear | 1 to 6 mph S | 0% |
| Thursday | 96°F | Sunny | 0 to 6 mph W | 0% |
| Thursday Night | 62°F | Clear | 1 to 6 mph ESE | 0% |
| Friday | 99°F | Sunny | 0 to 7 mph W | 0% |
| Friday Night | 64°F | Mostly Clear | 1 to 9 mph NNE | 0% |
| Saturday | 99°F | Sunny | 0 to 7 mph WNW | 0% |
| Saturday Night | 66°F | Mostly Clear | 2 to 9 mph NE | 0% |
| Sunday | 98°F | Mostly Sunny | 2 to 10 mph WSW | 4% |
| Sunday Night | 65°F | Mostly Clear | 3 to 10 mph SE | 2% |
| Monday | 96°F | Mostly Sunny | 2 to 10 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Franklin, ID
Last spring frost
May 16
First fall frost
Sep 28
Growing season
133 days
Hardiness zone
6a
Explore more for Franklin, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Preston, Id (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.