Franklin, ID Weather & Growing Conditions
Tonight
34°F
Cloudy
Cloudy. Low around 34, with temperatures rising to around 36 overnight. East wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Cloudy | 3 mph E | 2% |
| Wednesday | 53°F | Mostly Cloudy | 3 mph N | 7% |
| Wednesday Night | 31°F | Areas Of Fog | 2 mph NE | 0% |
| Thursday | 50°F | Areas Of Fog then Slight Chance Light Rain | 0 to 3 mph W | 22% |
| Thursday Night | 32°F | Slight Chance Light Rain then Areas Of Fog | 2 mph NW | 22% |
| Friday | 52°F | Mostly Sunny | 0 to 3 mph WNW | 1% |
| Friday Night | 32°F | Partly Cloudy | 2 mph SW | 1% |
| Saturday | 55°F | Sunny | 2 mph W | 0% |
| Saturday Night | 35°F | Mostly Clear | 1 mph SE | 0% |
| Sunday | 60°F | Sunny | 1 to 5 mph S | 0% |
| Sunday Night | 37°F | Partly Cloudy | 2 mph SE | 1% |
| Monday | 61°F | Mostly Sunny | 0 to 3 mph S | 1% |
| Monday Night | 39°F | Mostly Cloudy | 2 mph SE | 4% |
| Tuesday | 60°F | Mostly Sunny | 0 to 3 mph WSW | 6% |
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 Nov 4, 2026.