Lebanon, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lebanon, a city in Smith County, Kansas.
Today
80°F
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms. Mostly cloudy, with a high near 80. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast for Lebanon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Isolated Showers And Thunderstorms | 15 mph NE | 24% |
| Tonight | 60°F | Chance Showers And Thunderstorms | 15 to 20 mph NNE | 31% |
| Wednesday | 74°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 51% |
| Wednesday Night | 58°F | Partly Cloudy | 5 to 10 mph ENE | 7% |
| Thursday | 82°F | Mostly Sunny | 5 to 10 mph E | 3% |
| Thursday Night | 63°F | Mostly Clear | 5 to 10 mph SE | 13% |
| Friday | 88°F | Sunny | 5 to 10 mph SSE | 13% |
| Friday Night | 68°F | Clear | 5 to 10 mph SSE | 2% |
| Saturday | 93°F | Sunny | 5 to 20 mph S | 1% |
| Saturday Night | 72°F | Mostly Clear | 15 to 20 mph SSE | 2% |
| Sunday | 96°F | Sunny | 10 to 20 mph S | 2% |
| Sunday Night | 73°F | Mostly Clear | 15 to 20 mph S | 4% |
| Monday | 96°F | Mostly Sunny | 15 to 20 mph S | 4% |
| Monday Night | 73°F | Mostly Clear | 15 to 20 mph SSE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Lebanon (39.810, -98.557). Updated through the day.
Growing snapshot for Lebanon
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
173 days
Hardiness zone
6a
More local growing data for Lebanon: nearby ZIP 66952 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Smith Ctr, Ks (10.1 mi from Lebanon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.