Franklin, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Franklin, a city in Warren County, Ohio.
Tonight
68°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 11pm and 3am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Franklin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph S | 30% |
| Sunday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 9 mph SW | 51% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 mph N | 61% |
| Monday | 72°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 38% |
| Monday Night | 55°F | Chance Rain Showers | 9 to 14 mph NE | 38% |
| Tuesday | 73°F | Chance Rain Showers | 12 mph NE | 29% |
| Tuesday Night | 59°F | Chance Rain Showers | 7 to 13 mph NE | 36% |
| Wednesday | 72°F | Rain Showers Likely | 7 to 10 mph NE | 60% |
| Wednesday Night | 57°F | Showers And Thunderstorms Likely | 8 to 13 mph NE | 60% |
| Thursday | 71°F | Slight Chance Rain Showers | 9 mph NE | 19% |
| Thursday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 9 mph NE | 17% |
| Friday | 73°F | Partly Sunny | 5 to 10 mph NE | 8% |
| Friday Night | 53°F | Partly Cloudy | 5 to 10 mph NE | 6% |
| Saturday | 75°F | Mostly Sunny | 8 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Franklin (39.555, -84.296). Updated through the day.
Growing snapshot for Franklin
Last spring frost
Apr 24
First fall frost
Oct 19
Growing season
178 days
Hardiness zone
6b
More local growing data for Franklin: nearby ZIP 45005 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Butlerville
Carlisle
Corwin
Five Points
Four Bridges
Harveysburg
Hunter
Kings Mills
Landen
Lebanon
Loveland Park
Maineville
Mason
Morrow
Pleasant Plain
Roachester
South Lebanon
Springboro
Waynesville
Climate data from the nearest NOAA station, Franklin, Oh (2.3 mi from Franklin). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.