Franklin, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Franklin, a city in Johnson County, Indiana.
Today
82°F
Sunny
Sunny, with a high near 82. East northeast wind around 2 mph.
7-day forecast for Franklin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 2 mph ENE | 0% |
| Tonight | 62°F | Mostly Clear | 2 mph NE | 0% |
| Wednesday | 85°F | Sunny | 2 mph NNW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 2 mph S | 3% |
| Thursday | 85°F | Partly Sunny then Scattered Showers And Thunderstorms | 2 to 6 mph SSW | 37% |
| Thursday Night | 68°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph SSW | 62% |
| Friday | 84°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 mph SW | 60% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 5 mph SW | 53% |
| Saturday | 85°F | Slight Chance Showers And Thunderstorms | 2 to 6 mph SW | 23% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 23% |
| Sunday | 87°F | Mostly Sunny | 3 to 8 mph SW | 13% |
| Sunday Night | 71°F | Mostly Clear | 8 mph SW | 13% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 9 mph SW | 17% |
| Monday Night | 71°F | Chance Showers And Thunderstorms | 8 mph SW | 29% |
Forecast source: National Weather Service (api.weather.gov) for Franklin (39.495, -86.051). Updated through the day.
Growing snapshot for Franklin
Last spring frost
Apr 20
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
6b
More local growing data for Franklin: nearby ZIP 46131 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Franklin Wwtp, In (0.4 mi from Franklin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.