Lebanon, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lebanon, a city in Warren County, Ohio.
This Afternoon
79°F
Mostly Cloudy
Mostly cloudy, with a high near 79. Northeast wind around 9 mph.
7-day forecast for Lebanon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Cloudy | 9 mph NE | 2% |
| Tonight | 61°F | Partly Cloudy | 5 to 9 mph NE | 2% |
| Saturday | 83°F | Patchy Fog then Chance Rain Showers | 6 mph SE | 41% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph S | 65% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 49% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 8 to 12 mph N | 49% |
| Monday | 76°F | Chance Showers And Thunderstorms | 12 mph NE | 49% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 9 to 14 mph NE | 49% |
| Tuesday | 73°F | Chance Showers And Thunderstorms | 12 mph NE | 46% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 6 to 13 mph NE | 43% |
| Wednesday | 71°F | Chance Rain Showers | 9 mph N | 33% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 33% |
| Thursday | 72°F | Partly Sunny | 6 to 9 mph N | 11% |
| Thursday Night | 56°F | Mostly Cloudy | 5 to 9 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov) for Lebanon (39.426, -84.213). Updated through the day.
Growing snapshot for Lebanon
Last spring frost
Apr 24
First fall frost
Oct 19
Growing season
178 days
Hardiness zone
6b
More local growing data for Lebanon: nearby ZIP 45036 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Butlerville
Carlisle
Corwin
Five Points
Four Bridges
Franklin
Harveysburg
Hunter
Kings Mills
Landen
Loveland Park
Maineville
Mason
Morrow
Pleasant Plain
Roachester
South Lebanon
Springboro
Waynesville
Climate data from the nearest NOAA station, Franklin, Oh (9.4 mi from Lebanon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.